Uses of Class java.io.IOException (Java SE 21 & JDK 21)

Packages that use IOException

Package

Description

com.sun.jdi

This is the core package of the Java Debug Interface (JDI), it defines mirrors for values, types, and the target VirtualMachine itself - as well bootstrapping facilities.

com.sun.jdi.connect

This package defines connections between the virtual machine using the JDI and the target virtual machine.

com.sun.jdi.connect.spi

This package comprises the interfaces and classes used to develop new TransportService implementations.

com.sun.management

This package contains the JDK's extension to the standard implementation of the java.lang.management API and also defines the management interface for some other components of the platform.

com.sun.net.httpserver

Provides a simple high-level Http server API, which can be used to build embedded HTTP servers.

com.sun.net.httpserver.spi

Provides a pluggable service provider interface, which allows the HTTP server implementation to be replaced with other implementations.

com.sun.nio.sctp

A Java API for Stream Control Transport Protocol.

com.sun.security.auth.callback

Provides an implementation of CallbackHandler.

com.sun.source.util

Provides utilities for operations on abstract syntax trees (AST).

com.sun.tools.attach

Provides the API to attach to a Java virtual machine.

com.sun.tools.attach.spi

Only developers who are defining new attach providers should need to make direct use of this package.

java.applet

Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.

java.awt

Contains all of the classes for creating user interfaces and for painting graphics and images.

java.awt.color

Provides classes for color spaces.

java.awt.datatransfer

Provides interfaces and classes for transferring data between and within applications.

java.awt.dnd

Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.

java.awt.print

Provides classes and interfaces for a general printing API.

java.beans

Contains classes related to developing beans -- components based on the JavaBeans architecture.

java.beans.beancontext

Provides classes and interfaces relating to bean context.

java.io

Provides for system input and output through data streams, serialization and the file system.

java.lang

Provides classes that are fundamental to the design of the Java programming language.

java.lang.management

Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.

java.lang.module

Classes to support module descriptors and creating configurations of modules by means of resolution and service binding.

java.net

Provides the classes for implementing networking applications.

java.net.http

HTTP Client and WebSocket APIs

java.nio

Defines buffers, which are containers for data, and provides an overview of the other NIO packages.

java.nio.channels

Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.

java.nio.channels.spi

Service-provider classes for the java.nio.channels package.

java.nio.charset

Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.

java.nio.file

Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.

java.nio.file.attribute

Interfaces and classes providing access to file and file system attributes.

java.nio.file.spi

Service-provider classes for the java.nio.file package.

java.rmi

Provides the RMI package.

java.rmi.server

Provides classes and interfaces for supporting the server side of RMI.

java.security

Provides the classes and interfaces for the security framework.

java.security.cert

Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.

java.util

Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.

java.util.jar

Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.

java.util.logging

Provides the classes and interfaces of the Java 2 platform's core logging facilities.

java.util.prefs

This package allows applications to store and retrieve user and system preference and configuration data.

java.util.zip

Provides classes for reading and writing the standard ZIP and GZIP file formats.

javax.annotation.processing

Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.

javax.crypto

Provides the classes and interfaces for cryptographic operations.

javax.imageio

The main package of the Java Image I/O API.

javax.imageio.metadata

A package of the Java Image I/O API dealing with reading and writing metadata.

javax.imageio.spi

A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.

javax.imageio.stream

A package of the Java Image I/O API dealing with low-level I/O from files and streams.

javax.management

Provides the core classes for the Java Management Extensions.

javax.management.loading

Provides the classes which implement advanced dynamic loading.

javax.management.remote

Interfaces for remote access to JMX MBean servers.

javax.management.remote.rmi

The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.

javax.naming.ldap

Provides support for LDAPv3 extended operations and controls.

javax.net

Provides classes for networking applications.

javax.net.ssl

Provides classes for the secure socket package.

javax.print

Provides the principal classes and interfaces for the Java Print Service API.

javax.rmi.ssl

Provides implementations of RMIClientSocketFactory and RMIServerSocketFactory over the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.

javax.security.auth.callback

This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).

javax.security.sasl

Contains class and interfaces for supporting SASL.

javax.sound.midi

Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.

javax.sound.midi.spi

Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.

javax.sound.sampled

Provides interfaces and classes for capture, processing, and playback of sampled audio data.

javax.sound.sampled.spi

Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.

javax.sql.rowset

Standard interfaces and base classes for JDBC RowSet implementations.

javax.swing

Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.

javax.swing.filechooser

Contains classes and interfaces used by the JFileChooser component.

javax.swing.plaf.synth

Synth is a skinnable look and feel in which all painting is delegated.

javax.swing.text

Provides classes and interfaces that deal with editable and noneditable text components.

javax.swing.text.html

Provides the class HTMLEditorKit and supporting classes for creating HTML text editors.

javax.swing.text.html.parser

Provides the default HTML parser, along with support classes.

javax.swing.text.rtf

Provides a class (RTFEditorKit) for creating Rich-Text-Format text editors.

javax.tools

Provides interfaces for tools which can be invoked from a program, for example, compilers.

javax.xml.parsers

Provides the classes for processing XML documents with a SAX (Simple API for XML) parser or a DOM (Document Object Model) Document builder.

javax.xml.validation

Provides an API for validation of XML documents.

jdk.jfr

This package provides classes to create events and control Flight Recorder.

jdk.jfr.consumer

This package contains classes for consuming Flight Recorder data.

jdk.jshell.execution

Provides implementation support for building JShell execution engines.

jdk.management.jfr

This package contains classes to control and monitor Flight Recorder over Java Management Extensions (JMX).

jdk.net

Platform specific socket options for the java.net and java.nio.channels socket classes.

jdk.nio

Defines JDK-specific channel APIs.

org.xml.sax

Provides the interfaces for the Simple API for XML (SAX).

org.xml.sax.ext

Provides interfaces to SAX2 facilities that conformant SAX drivers won't necessarily support.

org.xml.sax.helpers

Provides helper classes, including support for bootstrapping SAX-based applications.

Uses of IOException in com.sun.jdi

Methods in com.sun.jdi that throw IOException

Modifier and Type

Method

Description

VirtualMachine

VirtualMachineManager.createVirtualMachine(Connection connection)

Creates a new virtual machine.

VirtualMachine

VirtualMachineManager.createVirtualMachine(Connection connection, Process process)

Create a virtual machine mirror for a target VM.
Uses of IOException in com.sun.jdi.connect

Subclasses of IOException in com.sun.jdi.connect

Modifier and Type

Class

Description

class

TransportTimeoutException

This exception may be thrown as a result of a timeout when attaching to a target VM, or waiting to accept a connection from a target VM.

Methods in com.sun.jdi.connect that throw IOException

Modifier and Type

Method

Description

VirtualMachine

ListeningConnector.accept(Map<String,? extends Connector.Argument> arguments)

Waits for a target VM to attach to this connector.

VirtualMachine

AttachingConnector.attach(Map<String,? extends Connector.Argument> arguments)

Attaches to a running application and returns a mirror of its VM.

VirtualMachine

LaunchingConnector.launch(Map<String,? extends Connector.Argument> arguments)

Launches an application and connects to its VM.

String

ListeningConnector.startListening(Map<String,? extends Connector.Argument> arguments)

Listens for one or more connections initiated by target VMs.

void

ListeningConnector.stopListening(Map<String,? extends Connector.Argument> arguments)

Cancels listening for connections.
Uses of IOException in com.sun.jdi.connect.spi

Subclasses of IOException in com.sun.jdi.connect.spi

Modifier and Type

Class

Description

class

ClosedConnectionException

This exception may be thrown as a result of an asynchronous close of a Connection while an I/O operation is in progress.

Methods in com.sun.jdi.connect.spi that throw IOException

Modifier and Type

Method

Description

abstract Connection

TransportService.accept(TransportService.ListenKey listenKey, long acceptTimeout, long handshakeTimeout)

Accept a connection from a target VM.

abstract Connection

TransportService.attach(String address, long attachTimeout, long handshakeTimeout)

Attaches to the specified address.

abstract void

Connection.close()

Closes this connection.

abstract byte[]

Connection.readPacket()

Reads a packet from the target VM.

abstract TransportService.ListenKey

TransportService.startListening()

Listens on an address chosen by the transport service.

abstract TransportService.ListenKey

TransportService.startListening(String address)

Listens on the specified address for inbound connections.

abstract void

TransportService.stopListening(TransportService.ListenKey listenKey)

Stop listening for inbound connections.

abstract void

Connection.writePacket(byte[] pkt)

Writes a packet to the target VM.
Uses of IOException in com.sun.management

Methods in com.sun.management that throw IOException

Modifier and Type

Method

Description

void

HotSpotDiagnosticMXBean.dumpHeap(String outputFile, boolean live)

Dumps the heap to the outputFile file in the same format as the hprof heap dump.

default void

HotSpotDiagnosticMXBean.dumpThreads(String outputFile, HotSpotDiagnosticMXBean.ThreadDumpFormat format)

Generate a thread dump to the given file in the given format.
Uses of IOException in com.sun.net.httpserver

Methods in com.sun.net.httpserver that throw IOException

Modifier and Type

Method

Description

abstract void

HttpServer.bind(InetSocketAddress addr, int backlog)

Binds a currently unbound HttpServer to the given address and port number.

static HttpServer

HttpServer.create()

Creates a HttpServer instance which is initially not bound to any local address/port.

static HttpServer

HttpServer.create(InetSocketAddress addr, int backlog)

Create a HttpServer instance which will bind to the specified InetSocketAddress (IP address and port number).

static HttpServer

HttpServer.create(InetSocketAddress addr, int backlog, String path, HttpHandler handler, Filter... filters)

Creates an HttpServer instance with an initial context.

static HttpsServer

HttpsServer.create()

Creates a HttpsServer instance which is initially not bound to any local address/port.

static HttpsServer

HttpsServer.create(InetSocketAddress addr, int backlog)

Create a HttpsServer instance which will bind to the specified InetSocketAddress (IP address and port number).

static HttpsServer

HttpsServer.create(InetSocketAddress addr, int backlog, String path, HttpHandler handler, Filter... filters)

Creates an HttpsServer instance with an initial context.

void

Filter.Chain.doFilter(HttpExchange exchange)

Calls the next filter in the chain, or else the users exchange handler, if this is the final filter in the chain.

abstract void

Filter.doFilter(HttpExchange exchange, Filter.Chain chain)

Asks this filter to pre/post-process the given exchange.

void

HttpHandler.handle(HttpExchange exchange)

Handle the given request and generate an appropriate response.

abstract void

HttpExchange.sendResponseHeaders(int rCode, long responseLength)

Starts sending the response back to the client using the current set of response headers and the numeric response code as specified in this method.
Uses of IOException in com.sun.net.httpserver.spi

Methods in com.sun.net.httpserver.spi that throw IOException

Modifier and Type

Method

Description

abstract HttpServer

HttpServerProvider.createHttpServer(InetSocketAddress addr, int backlog)

creates a HttpServer from this provider

abstract HttpsServer

HttpServerProvider.createHttpsServer(InetSocketAddress addr, int backlog)

creates a HttpsServer from this provider
Uses of IOException in com.sun.nio.sctp

Methods in com.sun.nio.sctp that throw IOException

Modifier and Type

Method

Description

abstract SctpChannel

SctpServerChannel.accept()

Accepts an association on this channel's socket.

abstract Association

SctpChannel.association()

Returns the association on this channel's socket.

abstract Set<Association>

SctpMultiChannel.associations()

Returns the open associations on this channel's socket.

abstract SctpChannel

SctpChannel.bind(SocketAddress local)

Binds the channel's socket to a local address.

final SctpMultiChannel

SctpMultiChannel.bind(SocketAddress local)

Binds the channel's socket to a local address and configures the socket to listen for connections.

abstract SctpMultiChannel

SctpMultiChannel.bind(SocketAddress local, int backlog)

Binds the channel's socket to a local address and configures the socket to listen for connections.

final SctpServerChannel

SctpServerChannel.bind(SocketAddress local)

Binds the channel's socket to a local address and configures the socket to listen for associations.

abstract SctpServerChannel

SctpServerChannel.bind(SocketAddress local, int backlog)

Binds the channel's socket to a local address and configures the socket to listen for associations.

abstract SctpChannel

SctpChannel.bindAddress(InetAddress address)

Adds the given address to the bound addresses for the channel's socket.

abstract SctpMultiChannel

SctpMultiChannel.bindAddress(InetAddress address)

Adds the given address to the bound addresses for the channel's socket.

abstract SctpServerChannel

SctpServerChannel.bindAddress(InetAddress address)

Adds the given address to the bound addresses for the channel's socket.

abstract SctpChannel

SctpMultiChannel.branch(Association association)

Branches off an association.

abstract boolean

SctpChannel.connect(SocketAddress remote)

Connects this channel's socket.

abstract boolean

SctpChannel.connect(SocketAddress remote, int maxOutStreams, int maxInStreams)

Connects this channel's socket.

abstract boolean

SctpChannel.finishConnect()

Finishes the process of connecting an SCTP channel.

abstract Set<SocketAddress>

SctpChannel.getAllLocalAddresses()

Returns all of the socket addresses to which this channel's socket is bound.

abstract Set<SocketAddress>

SctpMultiChannel.getAllLocalAddresses()

Returns all of the socket addresses to which this channel's socket is bound.

abstract Set<SocketAddress>

SctpServerChannel.getAllLocalAddresses()

Returns all of the socket addresses to which this channel's socket is bound.

abstract <T> T

SctpChannel.getOption(SctpSocketOption<T> name)

Returns the value of a socket option.

abstract <T> T

SctpMultiChannel.getOption(SctpSocketOption<T> name, Association association)

Returns the value of a socket option.

abstract <T> T

SctpServerChannel.getOption(SctpSocketOption<T> name)

Returns the value of a socket option.

abstract Set<SocketAddress>

SctpChannel.getRemoteAddresses()

Returns all of the remote addresses to which this channel's socket is connected.

abstract Set<SocketAddress>

SctpMultiChannel.getRemoteAddresses(Association association)

Returns all of the remote addresses to which the given association on this channel's socket is connected.

static SctpChannel

SctpChannel.open()

Opens an SCTP channel.

static SctpChannel

SctpChannel.open(SocketAddress remote, int maxOutStreams, int maxInStreams)

Opens an SCTP channel and connects it to a remote address.

static SctpMultiChannel

SctpMultiChannel.open()

Opens an SCTP multi channel.

static SctpServerChannel

SctpServerChannel.open()

Opens an SCTP server channel.

abstract <T> MessageInfo

SctpChannel.receive(ByteBuffer dst, T attachment, NotificationHandler<T> handler)

Receives a message into the given buffer and/or handles a notification.

abstract <T> MessageInfo

SctpMultiChannel.receive(ByteBuffer buffer, T attachment, NotificationHandler<T> handler)

Receives a message and/or handles a notification via this channel.

abstract int

SctpChannel.send(ByteBuffer src, MessageInfo messageInfo)

Sends a message via this channel.

abstract int

SctpMultiChannel.send(ByteBuffer buffer, MessageInfo messageInfo)

Sends a message via this channel.

abstract <T> SctpChannel

SctpChannel.setOption(SctpSocketOption<T> name, T value)

Sets the value of a socket option.

abstract <T> SctpMultiChannel

SctpMultiChannel.setOption(SctpSocketOption<T> name, T value, Association association)

Sets the value of a socket option.

abstract <T> SctpServerChannel

SctpServerChannel.setOption(SctpSocketOption<T> name, T value)

Sets the value of a socket option.

abstract SctpChannel

SctpChannel.shutdown()

Shutdown a connection without closing the channel.

abstract SctpMultiChannel

SctpMultiChannel.shutdown(Association association)

Shutdown an association without closing the channel.

abstract SctpChannel

SctpChannel.unbindAddress(InetAddress address)

Removes the given address from the bound addresses for the channel's socket.

abstract SctpMultiChannel

SctpMultiChannel.unbindAddress(InetAddress address)

Removes the given address from the bound addresses for the channel's socket.

abstract SctpServerChannel

SctpServerChannel.unbindAddress(InetAddress address)

Removes the given address from the bound addresses for the channel's socket.
Uses of IOException in com.sun.security.auth.callback

Methods in com.sun.security.auth.callback that throw IOException

Modifier and Type

Method

Description

void

TextCallbackHandler.handle(Callback[] callbacks)

Handles the specified set of callbacks.
Uses of IOException in com.sun.source.util

Methods in com.sun.source.util that throw IOException

Modifier and Type

Method

Description

abstract Iterable<? extends Element>

JavacTask.analyze()

Completes all analysis.

abstract Iterable<? extends JavaFileObject>

JavacTask.generate()

Generates code.

abstract DocCommentTree

DocTrees.getDocCommentTree(Element e, String relativePath)

Returns the doc comment tree of the given file whose path is specified relative to the given element.

abstract Iterable<? extends CompilationUnitTree>

JavacTask.parse()

Parses the specified files returning a list of abstract syntax trees.
Uses of IOException in com.sun.tools.attach

Subclasses of IOException in com.sun.tools.attach

Modifier and Type

Class

Description

class

AttachOperationFailedException

Exception type to signal that an attach operation failed in the target VM.

Methods in com.sun.tools.attach that throw IOException

Modifier and Type

Method

Description

static VirtualMachine

VirtualMachine.attach(VirtualMachineDescriptor vmd)

Attaches to a Java virtual machine.

static VirtualMachine

VirtualMachine.attach(String id)

Attaches to a Java virtual machine.

abstract void

VirtualMachine.detach()

Detach from the virtual machine.

abstract Properties

VirtualMachine.getAgentProperties()

Returns the current agent properties in the target virtual machine.

abstract Properties

VirtualMachine.getSystemProperties()

Returns the current system properties in the target virtual machine.

void

VirtualMachine.loadAgent(String agent)

Loads an agent.

abstract void

VirtualMachine.loadAgent(String agent, String options)

Loads an agent.

void

VirtualMachine.loadAgentLibrary(String agentLibrary)

Loads an agent library.

abstract void

VirtualMachine.loadAgentLibrary(String agentLibrary, String options)

Loads an agent library.

void

VirtualMachine.loadAgentPath(String agentPath)

Load a native agent library by full pathname.

abstract void

VirtualMachine.loadAgentPath(String agentPath, String options)

Load a native agent library by full pathname.

abstract String

VirtualMachine.startLocalManagementAgent()

Starts the local JMX management agent in the target virtual machine.

abstract void

VirtualMachine.startManagementAgent(Properties agentProperties)

Starts the JMX management agent in the target virtual machine.
Uses of IOException in com.sun.tools.attach.spi

Methods in com.sun.tools.attach.spi that throw IOException

Modifier and Type

Method

Description

VirtualMachine

AttachProvider.attachVirtualMachine(VirtualMachineDescriptor vmd)

Attaches to a Java virtual machine.

abstract VirtualMachine

AttachProvider.attachVirtualMachine(String id)

Attaches to a Java virtual machine.
Uses of IOException in java.applet

Methods in java.applet that throw IOException

Modifier and Type

Method

Description

void

AppletContext.setStream(String key, InputStream stream)

Deprecated, for removal: This API element is subject to removal in a future version.

Associates the specified stream with the specified key in this applet context.
Uses of IOException in java.awt

Methods in java.awt that throw IOException

Modifier and Type

Method

Description

void

Desktop.browse(URI uri)

Launches the default browser to display a URI.

static Font

Font.createFont(int fontFormat, File fontFile)

Returns a new Font using the specified font type and the specified font file.

static Font

Font.createFont(int fontFormat, InputStream fontStream)

Returns a new Font using the specified font type and input data.

static Font[]

Font.createFonts(File fontFile)

Returns a new array of Font decoded from the specified file.

static Font[]

Font.createFonts(InputStream fontStream)

Returns a new array of Font decoded from the specified stream.

void

Desktop.edit(File file)

Launches the associated editor application and opens a file for editing.

void

Desktop.mail()

Launches the mail composing window of the user default mail client.

void

Desktop.mail(URI mailtoURI)

Launches the mail composing window of the user default mail client, filling the message fields specified by a mailto: URI.

void

Desktop.open(File file)

Launches the associated application to open the file.

void

Desktop.print(File file)

Prints a file with the native desktop printing facility, using the associated application's print command.

protected static void

AWTEventMulticaster.save(ObjectOutputStream s, String k, EventListener l)

Saves a Serializable listener chain to a serialization stream.

protected void

AWTEventMulticaster.saveInternal(ObjectOutputStream s, String k)

Serialization support.

void

SplashScreen.setImageURL(URL imageURL)

Changes the splash screen image.
Uses of IOException in java.awt.color

Methods in java.awt.color that throw IOException

Modifier and Type

Method

Description

static ICC_Profile

ICC_Profile.getInstance(InputStream s)

Constructs an ICC_Profile corresponding to the data in an InputStream.

static ICC_Profile

ICC_Profile.getInstance(String fileName)

Constructs an ICC_Profile corresponding to the data in a file.

void

ICC_Profile.write(OutputStream s)

Write this ICC_Profile to an OutputStream.

void

ICC_Profile.write(String fileName)

Write this ICC_Profile to a file.
Uses of IOException in java.awt.datatransfer

Methods in java.awt.datatransfer that throw IOException

Modifier and Type

Method

Description

Object

Clipboard.getData(DataFlavor flavor)

Returns an object representing the current contents of this clipboard in the specified DataFlavor.

Reader

DataFlavor.getReaderForText(Transferable transferable)

Gets a Reader for a text flavor, decoded, if necessary, for the expected charset (encoding).

Object

StringSelection.getTransferData(DataFlavor flavor)

Returns the Transferable's data in the requested DataFlavor if possible.

Object

Transferable.getTransferData(DataFlavor flavor)

Returns an object which represents the data to be transferred.

void

DataFlavor.readExternal(ObjectInput is)

Restores this DataFlavor from a Serialized state.

void

DataFlavor.writeExternal(ObjectOutput os)

Serializes this DataFlavor.
Uses of IOException in java.awt.dnd

Methods in java.awt.dnd that throw IOException

Modifier and Type

Method

Description

Object

DropTargetContext.TransferableProxy.getTransferData(DataFlavor df)

Returns an object which represents the data provided by the encapsulated transferable for the requested data flavor.
Uses of IOException in java.awt.print

Methods in java.awt.print that return IOException

Modifier and Type

Method

Description

IOException

PrinterIOException.getIOException()

Returns the IOException that terminated the print job.

Constructors in java.awt.print with parameters of type IOException

Modifier

Constructor

Description

PrinterIOException(IOException exception)

Constructs a new PrinterIOException with the string representation of the specified IOException.
Uses of IOException in java.beans

Methods in java.beans that throw IOException

Modifier and Type

Method

Description

static Object

Beans.instantiate(ClassLoader cls, String beanName)

Instantiate a JavaBean.

static Object

Beans.instantiate(ClassLoader cls, String beanName, BeanContext beanContext)

Instantiate a JavaBean.

static Object

Beans.instantiate(ClassLoader cls, String beanName, BeanContext beanContext, AppletInitializer initializer)

Deprecated, for removal: This API element is subject to removal in a future version.
It is recommended to use Beans.instantiate(ClassLoader, String, BeanContext), because the Applet API is deprecated.
Uses of IOException in java.beans.beancontext

Methods in java.beans.beancontext that throw IOException

Modifier and Type

Method

Description

protected void

BeanContextServicesSupport.bcsPreDeserializationHook(ObjectInputStream ois)

called from BeanContextSupport readObject before it deserializes the children ...

protected void

BeanContextSupport.bcsPreDeserializationHook(ObjectInputStream ois)

called by readObject after defaultReadObject() but prior to deserialization of any children.

protected void

BeanContextServicesSupport.bcsPreSerializationHook(ObjectOutputStream oos)

called from BeanContextSupport writeObject before it serializes the children ...

protected void

BeanContextSupport.bcsPreSerializationHook(ObjectOutputStream oos)

called by writeObject after defaultWriteObject() but prior to serialization of currently serializable children.

protected final void

BeanContextSupport.deserialize(ObjectInputStream ois, Collection coll)

used by readObject to deserialize a collection.

Object

BeanContext.instantiateChild(String beanName)

Instantiate the javaBean named as a child of this BeanContext.

Object

BeanContextSupport.instantiateChild(String beanName)

The instantiateChild method is a convenience hook in BeanContext to simplify the task of instantiating a Bean, nested, into a BeanContext.

final void

BeanContextSupport.readChildren(ObjectInputStream ois)

When an instance of this class is used as a delegate for the implementation of the BeanContext protocols (and its subprotocols) there exists a 'chicken and egg' problem during deserialization

protected final void

BeanContextSupport.serialize(ObjectOutputStream oos, Collection<?> coll)

Used by writeObject to serialize a Collection.

final void

BeanContextSupport.writeChildren(ObjectOutputStream oos)

Used to serialize all children of this BeanContext.
Uses of IOException in java.io

Subclasses of IOException in java.io

Modifier and Type

Class

Description

class

CharConversionException

Base class for character conversion exceptions.

class

EOFException

Signals that an end of file or end of stream has been reached unexpectedly during input.

class

FileNotFoundException

Signals that an attempt to open the file denoted by a specified pathname has failed.

class

InterruptedIOException

Signals that an I/O operation has been interrupted.

class

InvalidClassException

Thrown when the Serialization runtime detects one of the following problems with a Class.

class

InvalidObjectException

Indicates that one or more deserialized objects failed validation tests.

class

NotActiveException

Thrown when serialization or deserialization is not active.

class

NotSerializableException

Thrown when an instance is required to have a Serializable interface.

class

ObjectStreamException

Superclass of all exceptions specific to Object Stream classes.

class

OptionalDataException

Exception indicating the failure of an object read operation due to unread primitive data, or the end of data belonging to a serialized object in the stream.

class

StreamCorruptedException

Thrown when control information that was read from an object stream violates internal consistency checks.

class

SyncFailedException

Signals that a sync operation has failed.

class

UnsupportedEncodingException

The Character Encoding is not supported.

class

UTFDataFormatException

Signals that a malformed string in modified UTF-8 format has been read in a data input stream or by any class that implements the data input interface.

class

WriteAbortedException

Signals that one of the ObjectStreamExceptions was thrown during a write operation.

Methods in java.io that return IOException

Modifier and Type

Method

Description

IOException

UncheckedIOException.getCause()

Returns the cause of this exception.

Methods in java.io that throw IOException

Modifier and Type

Method

Description

protected void

ObjectOutputStream.annotateClass(Class<?> cl)

Subclasses may implement this method to allow class data to be stored in the stream.

protected void

ObjectOutputStream.annotateProxyClass(Class<?> cl)

Subclasses may implement this method to store custom data in the stream along with descriptors for dynamic proxy classes.

Writer

Writer.append(char c)

Appends the specified character to this writer.

Writer

Writer.append(CharSequence csq)

Appends the specified character sequence to this writer.

Writer

Writer.append(CharSequence csq, int start, int end)

Appends a subsequence of the specified character sequence to this writer.

int

BufferedInputStream.available()

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.

int

FileInputStream.available()

Returns an estimate of the number of remaining bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.

int

FilterInputStream.available()

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next caller of a method for this input stream.

int

InputStream.available()

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking, which may be 0, or 0 when end of stream is detected.

int

LineNumberInputStream.available()

Deprecated.

Returns the number of bytes that can be read from this input stream without blocking.

int

ObjectInput.available()

Returns the number of bytes that can be read without blocking.

int

ObjectInputStream.available()

Returns the number of bytes that can be read without blocking.

int

PipedInputStream.available()

Returns the number of bytes that can be read from this input stream without blocking.

int

PushbackInputStream.available()

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.

int

SequenceInputStream.available()

Returns an estimate of the number of bytes that can be read (or skipped over) from the current underlying input stream without blocking by the next invocation of a method for the current underlying input stream.

void

BufferedInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

BufferedReader.close()

void

BufferedWriter.close()

void

ByteArrayInputStream.close()

Closing a ByteArrayInputStream has no effect.

void

ByteArrayOutputStream.close()

Closing a ByteArrayOutputStream has no effect.

void

Closeable.close()

Closes this stream and releases any system resources associated with it.

void

FileInputStream.close()

Closes this file input stream and releases any system resources associated with the stream.

void

FileOutputStream.close()

Closes this file output stream and releases any system resources associated with this stream.

void

FilterInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

FilterOutputStream.close()

Closes this output stream and releases any system resources associated with the stream.

void

FilterReader.close()

void

FilterWriter.close()

void

InputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

InputStreamReader.close()

void

ObjectInput.close()

Closes the input stream.

void

ObjectInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

ObjectOutput.close()

Closes the stream.

void

ObjectOutputStream.close()

Closes the stream.

void

OutputStream.close()

Closes this output stream and releases any system resources associated with this stream.

void

OutputStreamWriter.close()

void

PipedInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

PipedOutputStream.close()

Closes this piped output stream and releases any system resources associated with this stream.

void

PipedReader.close()

Closes this piped stream and releases any system resources associated with the stream.

void

PipedWriter.close()

Closes this piped output stream and releases any system resources associated with this stream.

void

PushbackInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

PushbackReader.close()

Closes the stream and releases any system resources associated with it.

void

RandomAccessFile.close()

Closes this random access file stream and releases any system resources associated with the stream.

abstract void

Reader.close()

Closes the stream and releases any system resources associated with it.

void

SequenceInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

StringWriter.close()

Closing a StringWriter has no effect.

abstract void

Writer.close()

Closes the stream, flushing it first.

void

PipedInputStream.connect(PipedOutputStream src)

Causes this piped input stream to be connected to the piped output stream src.

void

PipedOutputStream.connect(PipedInputStream snk)

Connects this piped output stream to a receiver.

void

PipedReader.connect(PipedWriter src)

Causes this piped reader to be connected to the piped writer src.

void

PipedWriter.connect(PipedReader snk)

Connects this piped writer to a receiver.

boolean

File.createNewFile()

Atomically creates a new, empty file named by this abstract pathname if and only if a file with this name does not yet exist.

static File

File.createTempFile(String prefix, String suffix)

Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.

static File

File.createTempFile(String prefix, String suffix, File directory)

Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.

abstract boolean

ObjectInputStream.GetField.defaulted(String name)

Return true if the named field is defaulted and has no value in this stream.

void

ObjectInputStream.defaultReadObject()

Read the non-static and non-transient fields of the current class from this stream.

void

ObjectOutputStream.defaultWriteObject()

Write the non-static and non-transient fields of the current class to this stream.

protected void

ObjectOutputStream.drain()

Drain any buffered data in ObjectOutputStream.

void

BufferedOutputStream.flush()

Flushes this buffered output stream.

void

BufferedWriter.flush()

Flushes the stream.

void

DataOutputStream.flush()

Flushes this data output stream.

void

FilterOutputStream.flush()

Flushes this output stream and forces any buffered output bytes to be written out to the stream.

void

FilterWriter.flush()

Flushes the stream.

void

Flushable.flush()

Flushes this stream by writing any buffered output to the underlying stream.

void

ObjectOutput.flush()

Flushes the stream.

void

ObjectOutputStream.flush()

Flushes the stream.

void

OutputStream.flush()

Flushes this output stream and forces any buffered output bytes to be written out.

void

OutputStreamWriter.flush()

Flushes the stream.

void

PipedOutputStream.flush()

Flushes this output stream and forces any buffered output bytes to be written out.

void

PipedWriter.flush()

Flushes this output stream and forces any buffered output characters to be written out.

abstract void

Writer.flush()

Flushes the stream.

abstract boolean

ObjectInputStream.GetField.get(String name, boolean val)

Get the value of the named boolean field from the persistent field.

abstract byte

ObjectInputStream.GetField.get(String name, byte val)

Get the value of the named byte field from the persistent field.

abstract char

ObjectInputStream.GetField.get(String name, char val)

Get the value of the named char field from the persistent field.

abstract double

ObjectInputStream.GetField.get(String name, double val)

Get the value of the named double field from the persistent field.

abstract float

ObjectInputStream.GetField.get(String name, float val)

Get the value of the named float field from the persistent field.

abstract int

ObjectInputStream.GetField.get(String name, int val)

Get the value of the named int field from the persistent field.

abstract long

ObjectInputStream.GetField.get(String name, long val)

Get the value of the named long field from the persistent field.

abstract short

ObjectInputStream.GetField.get(String name, short val)

Get the value of the named short field from the persistent field.

abstract Object

ObjectInputStream.GetField.get(String name, Object val)

Get the value of the named Object field from the persistent field.

File

File.getCanonicalFile()

Returns the canonical form of this abstract pathname.

String

File.getCanonicalPath()

Returns the canonical pathname string of this abstract pathname.

final FileDescriptor

FileInputStream.getFD()

Returns the FileDescriptor object that represents the connection to the actual file in the file system being used by this FileInputStream.

final FileDescriptor

FileOutputStream.getFD()

Returns the file descriptor associated with this stream.

final FileDescriptor

RandomAccessFile.getFD()

Returns the opaque file descriptor object associated with this stream.

long

RandomAccessFile.getFilePointer()

Returns the current offset in this file.

long

RandomAccessFile.length()

Returns the length of this file.

void

BufferedReader.mark(int readAheadLimit)

Marks the present position in the stream.

void

CharArrayReader.mark(int readAheadLimit)

Marks the present position in the stream.

void

FilterReader.mark(int readAheadLimit)

Marks the present position in the stream.

void

LineNumberReader.mark(int readAheadLimit)

Mark the present position in the stream.

void

PushbackReader.mark(int readAheadLimit)

Marks the present position in the stream.

void

Reader.mark(int readAheadLimit)

Marks the present position in the stream.

void

StringReader.mark(int readAheadLimit)

Marks the present position in the stream.

void

BufferedWriter.newLine()

Writes a line separator.

int

StreamTokenizer.nextToken()

Parses the next token from the input stream of this tokenizer.

ObjectOutputStream.PutField

ObjectOutputStream.putFields()

Retrieve the object used to buffer persistent fields to be written to the stream.

int

BufferedInputStream.read()

See the general contract of the read method of InputStream.

int

BufferedInputStream.read(byte[] b, int off, int len)

Reads bytes from this byte-input stream into the specified byte array, starting at the given offset.

int

BufferedReader.read()

Reads a single character.

int

BufferedReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

int

CharArrayReader.read()

Reads a single character.

int

CharArrayReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

final int

DataInputStream.read(byte[] b)

Reads some number of bytes from the contained input stream and stores them into the buffer array b.

final int

DataInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from the contained input stream into an array of bytes.

int

FileInputStream.read()

Reads a byte of data from this input stream.

int

FileInputStream.read(byte[] b)

Reads up to b.length bytes of data from this input stream into an array of bytes.

int

FileInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this input stream into an array of bytes.

int

FilterInputStream.read()

Reads the next byte of data from the input stream.

int

FilterInputStream.read(byte[] b)

Reads up to b.length bytes of data from this input stream into an array of bytes.

int

FilterInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this input stream into an array of bytes.

int

FilterReader.read()

Reads a single character.

int

FilterReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

abstract int

InputStream.read()

Reads the next byte of data from the input stream.

int

InputStream.read(byte[] b)

Reads some number of bytes from the input stream and stores them into the buffer array b.

int

InputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from the input stream into an array of bytes.

int

InputStreamReader.read()

Reads a single character.

int

InputStreamReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

int

LineNumberInputStream.read()

Deprecated.

Reads the next byte of data from this input stream.

int

LineNumberInputStream.read(byte[] b, int off, int len)

Deprecated.

Reads up to len bytes of data from this input stream into an array of bytes.

int

LineNumberReader.read()

Read a single character.

int

LineNumberReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

int

ObjectInput.read()

Reads a byte of data.

int

ObjectInput.read(byte[] b)

Reads into an array of bytes.

int

ObjectInput.read(byte[] b, int off, int len)

Reads into an array of bytes.

int

ObjectInputStream.read()

Reads a byte of data.

int

ObjectInputStream.read(byte[] buf, int off, int len)

Reads into an array of bytes.

int

PipedInputStream.read()

Reads the next byte of data from this piped input stream.

int

PipedInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this piped input stream into an array of bytes.

int

PipedReader.read()

Reads the next character of data from this piped stream.

int

PipedReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

int

PushbackInputStream.read()

Reads the next byte of data from this input stream.

int

PushbackInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this input stream into an array of bytes.

int

PushbackReader.read()

Reads a single character.

int

RandomAccessFile.read()

Reads a byte of data from this file.

int

RandomAccessFile.read(byte[] b)

Reads up to b.length bytes of data from this file into an array of bytes.

int

RandomAccessFile.read(byte[] b, int off, int len)

Reads up to len bytes of data from this file into an array of bytes.

int

Reader.read()

Reads a single character.

int

Reader.read(char[] cbuf)

Reads characters into an array.

abstract int

Reader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

int

Reader.read(CharBuffer target)

Attempts to read characters into the specified character buffer.

int

SequenceInputStream.read()

Reads the next byte of data from the input stream.

int

SequenceInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this input stream into an array of bytes.

int

StringReader.read()

Reads a single character.

int

StringReader.read(char[] cbuf, int off, int len)

Reads characters into a portion of an array.

byte[]

InputStream.readAllBytes()

Reads all remaining bytes from the input stream.

boolean

DataInput.readBoolean()

Reads one input byte and returns true if that byte is nonzero, false if that byte is zero.

final boolean

DataInputStream.readBoolean()

See the general contract of the readBoolean method of DataInput.

boolean

ObjectInputStream.readBoolean()

Reads in a boolean.

final boolean

RandomAccessFile.readBoolean()

Reads a boolean from this file.

byte

DataInput.readByte()

Reads and returns one input byte.

final byte

DataInputStream.readByte()

See the general contract of the readByte method of DataInput.

byte

ObjectInputStream.readByte()

Reads an 8-bit byte.

final byte

RandomAccessFile.readByte()

Reads a signed eight-bit value from this file.

char

DataInput.readChar()

Reads two input bytes and returns a char value.

final char

DataInputStream.readChar()

See the general contract of the readChar method of DataInput.

char

ObjectInputStream.readChar()

Reads a 16-bit char.

final char

RandomAccessFile.readChar()

Reads a character from this file.

protected ObjectStreamClass

ObjectInputStream.readClassDescriptor()

Read a class descriptor from the serialization stream.

double

DataInput.readDouble()

Reads eight input bytes and returns a double value.

final double

DataInputStream.readDouble()

See the general contract of the readDouble method of DataInput.

double

ObjectInputStream.readDouble()

Reads a 64-bit double.

final double

RandomAccessFile.readDouble()

Reads a double from this file.

void

Externalizable.readExternal(ObjectInput in)

The object implements the readExternal method to restore its contents by calling the methods of DataInput for primitive types and readObject for objects, strings and arrays.

ObjectInputStream.GetField

ObjectInputStream.readFields()

Reads the persistent fields from the stream and makes them available by name.

float

DataInput.readFloat()

Reads four input bytes and returns a float value.

final float

DataInputStream.readFloat()

See the general contract of the readFloat method of DataInput.

float

ObjectInputStream.readFloat()

Reads a 32-bit float.

final float

RandomAccessFile.readFloat()

Reads a float from this file.

void

DataInput.readFully(byte[] b)

Reads some bytes from an input stream and stores them into the buffer array b.

void

DataInput.readFully(byte[] b, int off, int len)

Reads len bytes from an input stream.

final void

DataInputStream.readFully(byte[] b)

See the general contract of the readFully method of DataInput.

final void

DataInputStream.readFully(byte[] b, int off, int len)

See the general contract of the readFully method of DataInput.

void

ObjectInputStream.readFully(byte[] buf)

Reads bytes, blocking until all bytes are read.

void

ObjectInputStream.readFully(byte[] buf, int off, int len)

Reads bytes, blocking until all bytes are read.

final void

RandomAccessFile.readFully(byte[] b)

Reads b.length bytes from this file into the byte array, starting at the current file pointer.

final void

RandomAccessFile.readFully(byte[] b, int off, int len)

Reads exactly len bytes from this file into the byte array, starting at the current file pointer.

int

DataInput.readInt()

Reads four input bytes and returns an int value.

final int

DataInputStream.readInt()

See the general contract of the readInt method of DataInput.

int

ObjectInputStream.readInt()

Reads a 32-bit int.

final int

RandomAccessFile.readInt()

Reads a signed 32-bit integer from this file.

String

BufferedReader.readLine()

Reads a line of text.

String

DataInput.readLine()

Reads the next line of text from the input stream.

final String

DataInputStream.readLine()

Deprecated.
This method does not properly convert bytes to characters.

String

LineNumberReader.readLine()

Read a line of text.

String

ObjectInputStream.readLine()

Deprecated.
This method does not properly convert bytes to characters.

final String

RandomAccessFile.readLine()

Reads the next line of text from this file.

long

DataInput.readLong()

Reads eight input bytes and returns a long value.

final long

DataInputStream.readLong()

See the general contract of the readLong method of DataInput.

long

ObjectInputStream.readLong()

Reads a 64-bit long.

final long

RandomAccessFile.readLong()

Reads a signed 64-bit integer from this file.

int

InputStream.readNBytes(byte[] b, int off, int len)

Reads the requested number of bytes from the input stream into the given byte array.

byte[]

InputStream.readNBytes(int len)

Reads up to a specified number of bytes from the input stream.

Object

ObjectInput.readObject()

Read and return an object.

final Object

ObjectInputStream.readObject()

Read an object from the ObjectInputStream.

protected Object

ObjectInputStream.readObjectOverride()

This method is called by trusted subclasses of ObjectInputStream that constructed ObjectInputStream using the protected no-arg constructor.

short

DataInput.readShort()

Reads two input bytes and returns a short value.

final short

DataInputStream.readShort()

See the general contract of the readShort method of DataInput.

short

ObjectInputStream.readShort()

Reads a 16-bit short.

final short

RandomAccessFile.readShort()

Reads a signed 16-bit number from this file.

protected void

ObjectInputStream.readStreamHeader()

The readStreamHeader method is provided to allow subclasses to read and verify their own stream headers.

Object

ObjectInputStream.readUnshared()

Reads an "unshared" object from the ObjectInputStream.

int

DataInput.readUnsignedByte()

Reads one input byte, zero-extends it to type int, and returns the result, which is therefore in the range 0 through 255.

final int

DataInputStream.readUnsignedByte()

See the general contract of the readUnsignedByte method of DataInput.

int

ObjectInputStream.readUnsignedByte()

Reads an unsigned 8-bit byte.

final int

RandomAccessFile.readUnsignedByte()

Reads an unsigned eight-bit number from this file.

int

DataInput.readUnsignedShort()

Reads two input bytes and returns an int value in the range 0 through 65535.

final int

DataInputStream.readUnsignedShort()

See the general contract of the readUnsignedShort method of DataInput.

int

ObjectInputStream.readUnsignedShort()

Reads an unsigned 16-bit short.

final int

RandomAccessFile.readUnsignedShort()

Reads an unsigned 16-bit number from this file.

String

DataInput.readUTF()

Reads in a string that has been encoded using a modified UTF-8 format.

final String

DataInputStream.readUTF()

See the general contract of the readUTF method of DataInput.

static final String

DataInputStream.readUTF(DataInput in)

Reads from the stream in a representation of a Unicode character string encoded in modified UTF-8 format; this string of characters is then returned as a String.

String

ObjectInputStream.readUTF()

Reads a String in modified UTF-8 format.

final String

RandomAccessFile.readUTF()

Reads in a string from this file.

boolean

BufferedReader.ready()

Tells whether this stream is ready to be read.

boolean

CharArrayReader.ready()

Tells whether this stream is ready to be read.

boolean

FilterReader.ready()

Tells whether this stream is ready to be read.

boolean

InputStreamReader.ready()

Tells whether this stream is ready to be read.

boolean

PipedReader.ready()

Tell whether this stream is ready to be read.

boolean

PushbackReader.ready()

Tells whether this stream is ready to be read.

boolean

Reader.ready()

Tells whether this stream is ready to be read.

boolean

StringReader.ready()

Tells whether this stream is ready to be read.

protected void

PipedInputStream.receive(int b)

Receives a byte of data.

protected Object

ObjectOutputStream.replaceObject(Object obj)

This method will allow trusted subclasses of ObjectOutputStream to substitute one object for another during serialization.

void

BufferedInputStream.reset()

See the general contract of the reset method of InputStream.

void

BufferedReader.reset()

Resets the stream to the most recent mark.

void

CharArrayReader.reset()

Resets the stream to the most recent mark, or to the beginning if it has never been marked.

void

FilterInputStream.reset()

Repositions this stream to the position at the time the mark method was last called on this input stream.

void

FilterReader.reset()

Resets the stream.

void

InputStream.reset()

Repositions this stream to the position at the time the mark method was last called on this input stream.

void

LineNumberInputStream.reset()

Deprecated.

Repositions this stream to the position at the time the mark method was last called on this input stream.

void

LineNumberReader.reset()

Reset the stream to the most recent mark.

void

ObjectOutputStream.reset()

Reset will disregard the state of any objects already written to the stream.

void

PushbackInputStream.reset()

Repositions this stream to the position at the time the mark method was last called on this input stream.

void

PushbackReader.reset()

Resets the stream.

void

Reader.reset()

Resets the stream.

void

StringReader.reset()

Resets the stream to the most recent mark, or to the beginning of the string if it has never been marked.

protected Class<?>

ObjectInputStream.resolveClass(ObjectStreamClass desc)

Load the local class equivalent of the specified stream class description.

protected Object

ObjectInputStream.resolveObject(Object obj)

This method will allow trusted subclasses of ObjectInputStream to substitute one object for another during deserialization.

protected Class<?>

ObjectInputStream.resolveProxyClass(String[] interfaces)

Returns a proxy class that implements the interfaces named in a proxy class descriptor; subclasses may implement this method to read custom data from the stream along with the descriptors for dynamic proxy classes, allowing them to use an alternate loading mechanism for the interfaces and the proxy class.

void

RandomAccessFile.seek(long pos)

Sets the file-pointer offset, measured from the beginning of this file, at which the next read or write occurs.

void

RandomAccessFile.setLength(long newLength)

Sets the length of this file.

long

BufferedInputStream.skip(long n)

See the general contract of the skip method of InputStream.

long

CharArrayReader.skip(long n)

Skips characters.

long

FileInputStream.skip(long n)

Skips over and discards n bytes of data from the input stream.

long

FilterInputStream.skip(long n)

Skips over and discards n bytes of data from the input stream.

long

FilterReader.skip(long n)

Skips characters.

long

InputStream.skip(long n)

Skips over and discards n bytes of data from this input stream.

long

LineNumberInputStream.skip(long n)

Deprecated.

Skips over and discards n bytes of data from this input stream.

long

ObjectInput.skip(long n)

Skips n bytes of input.

long

PushbackInputStream.skip(long n)

Skips over and discards n bytes of data from this input stream.

long

Reader.skip(long n)

Skips characters.

long

StringReader.skip(long n)

Skips characters.

int

DataInput.skipBytes(int n)

Makes an attempt to skip over n bytes of data from the input stream, discarding the skipped bytes.

final int

DataInputStream.skipBytes(int n)

See the general contract of the skipBytes method of DataInput.

int

ObjectInputStream.skipBytes(int len)

Skips bytes.

int

RandomAccessFile.skipBytes(int n)

Attempts to skip over n bytes of input discarding the skipped bytes.

void

InputStream.skipNBytes(long n)

Skips over and discards exactly n bytes of data from this input stream.

long

InputStream.transferTo(OutputStream out)

Reads all bytes from this input stream and writes the bytes to the given output stream in the order that they are read.

long

Reader.transferTo(Writer out)

Reads all characters from this reader and writes the characters to the given writer in the order that they are read.

void

PushbackInputStream.unread(byte[] b)

Pushes back an array of bytes by copying it to the front of the pushback buffer.

void

PushbackInputStream.unread(byte[] b, int off, int len)

Pushes back a portion of an array of bytes by copying it to the front of the pushback buffer.

void

PushbackInputStream.unread(int b)

Pushes back a byte by copying it to the front of the pushback buffer.

void

PushbackReader.unread(char[] cbuf)

Pushes back an array of characters by copying it to the front of the pushback buffer.

void

PushbackReader.unread(char[] cbuf, int off, int len)

Pushes back a portion of an array of characters by copying it to the front of the pushback buffer.

void

PushbackReader.unread(int c)

Pushes back a single character by copying it to the front of the pushback buffer.

void

ObjectOutputStream.useProtocolVersion(int version)

Specify stream protocol version to use when writing the stream.

void

BufferedOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this buffered output stream.

void

BufferedOutputStream.write(int b)

Writes the specified byte to this buffered output stream.

void

BufferedWriter.write(char[] cbuf, int off, int len)

Writes a portion of an array of characters.

void

BufferedWriter.write(int c)

Writes a single character.

void

BufferedWriter.write(String s, int off, int len)

Writes a portion of a String.

void

DataOutput.write(byte[] b)

Writes to the output stream all the bytes in array b.

void

DataOutput.write(byte[] b, int off, int len)

Writes len bytes from array b, in order, to the output stream.

void

DataOutput.write(int b)

Writes to the output stream the eight low-order bits of the argument b.

void

DataOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to the underlying output stream.

void

DataOutputStream.write(int b)

Writes the specified byte (the low eight bits of the argument b) to the underlying output stream.

void

FileOutputStream.write(byte[] b)

Writes b.length bytes from the specified byte array to this file output stream.

void

FileOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this file output stream.

void

FileOutputStream.write(int b)

Writes the specified byte to this file output stream.

void

FilterOutputStream.write(byte[] b)

Writes b.length bytes to this output stream.

void

FilterOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this output stream.

void

FilterOutputStream.write(int b)

Writes the specified byte to this output stream.

void

FilterWriter.write(char[] cbuf, int off, int len)

Writes a portion of an array of characters.

void

FilterWriter.write(int c)

Writes a single character.

void

FilterWriter.write(String str, int off, int len)

Writes a portion of a string.

void

ObjectOutput.write(byte[] b)

Writes an array of bytes.

void

ObjectOutput.write(byte[] b, int off, int len)

Writes a sub array of bytes.

void

ObjectOutput.write(int b)

Writes a byte.

abstract void

ObjectOutputStream.PutField.write(ObjectOutput out)

Deprecated.
This method does not write the values contained by this PutField object in a proper format, and may result in corruption of the serialization stream.

void

ObjectOutputStream.write(byte[] buf)

Writes an array of bytes.

void

ObjectOutputStream.write(byte[] buf, int off, int len)

Writes a sub array of bytes.

void

ObjectOutputStream.write(int val)

Writes a byte.

void

OutputStream.write(byte[] b)

Writes b.length bytes from the specified byte array to this output stream.

void

OutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this output stream.

abstract void

OutputStream.write(int b)

Writes the specified byte to this output stream.

void

OutputStreamWriter.write(char[] cbuf, int off, int len)

Writes a portion of an array of characters.

void

OutputStreamWriter.write(int c)

Writes a single character.

void

OutputStreamWriter.write(String str, int off, int len)

Writes a portion of a string.

void

PipedOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this piped output stream.

void

PipedOutputStream.write(int b)

Writes the specified byte to the piped output stream.

void

PipedWriter.write(char[] cbuf, int off, int len)

Writes len characters from the specified character array starting at offset off to this piped output stream.

void

PipedWriter.write(int c)

Writes the specified char to the piped output stream.

void

PrintStream.write(byte[] buf)

Writes all bytes from the specified byte array to this stream.

void

RandomAccessFile.write(byte[] b)

Writes b.length bytes from the specified byte array to this file, starting at the current file pointer.

void

RandomAccessFile.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this file.

void

RandomAccessFile.write(int b)

Writes the specified byte to this file.

void

Writer.write(char[] cbuf)

Writes an array of characters.

abstract void

Writer.write(char[] cbuf, int off, int len)

Writes a portion of an array of characters.

void

Writer.write(int c)

Writes a single character.

void

Writer.write(String str)

Writes a string.

void

Writer.write(String str, int off, int len)

Writes a portion of a string.

void

DataOutput.writeBoolean(boolean v)

Writes a boolean value to this output stream.

final void

DataOutputStream.writeBoolean(boolean v)

Writes a boolean to the underlying output stream as a 1-byte value.

void

ObjectOutputStream.writeBoolean(boolean val)

Writes a boolean.

final void

RandomAccessFile.writeBoolean(boolean v)

Writes a boolean to the file as a one-byte value.

void

DataOutput.writeByte(int v)

Writes to the output stream the eight low-order bits of the argument v.

final void

DataOutputStream.writeByte(int v)

Writes out a byte to the underlying output stream as a 1-byte value.

void

ObjectOutputStream.writeByte(int val)

Writes an 8-bit byte.

final void

RandomAccessFile.writeByte(int v)

Writes a byte to the file as a one-byte value.

void

DataOutput.writeBytes(String s)

Writes a string to the output stream.

final void

DataOutputStream.writeBytes(String s)

Writes out the string to the underlying output stream as a sequence of bytes.

void

ObjectOutputStream.writeBytes(String str)

Writes a String as a sequence of bytes.

final void

RandomAccessFile.writeBytes(String s)

Writes the string to the file as a sequence of bytes.

void

DataOutput.writeChar(int v)

Writes a char value, which is comprised of two bytes, to the output stream.

final void

DataOutputStream.writeChar(int v)

Writes a char to the underlying output stream as a 2-byte value, high byte first.

void

ObjectOutputStream.writeChar(int val)

Writes a 16-bit char.

final void

RandomAccessFile.writeChar(int v)

Writes a char to the file as a two-byte value, high byte first.

void

DataOutput.writeChars(String s)

Writes every character in the string s, to the output stream, in order, two bytes per character.

final void

DataOutputStream.writeChars(String s)

Writes a string to the underlying output stream as a sequence of characters.

void

ObjectOutputStream.writeChars(String str)

Writes a String as a sequence of chars.

final void

RandomAccessFile.writeChars(String s)

Writes a string to the file as a sequence of characters.

protected void

ObjectOutputStream.writeClassDescriptor(ObjectStreamClass desc)

Write the specified class descriptor to the ObjectOutputStream.

void

DataOutput.writeDouble(double v)

Writes a double value, which is comprised of eight bytes, to the output stream.

final void

DataOutputStream.writeDouble(double v)

Converts the double argument to a long using the doubleToLongBits method in class Double, and then writes that long value to the underlying output stream as an 8-byte quantity, high byte first.

void

ObjectOutputStream.writeDouble(double val)

Writes a 64-bit double.

final void

RandomAccessFile.writeDouble(double v)

Converts the double argument to a long using the doubleToLongBits method in class Double, and then writes that long value to the file as an eight-byte quantity, high byte first.

void

Externalizable.writeExternal(ObjectOutput out)

The object implements the writeExternal method to save its contents by calling the methods of DataOutput for its primitive values or calling the writeObject method of ObjectOutput for objects, strings, and arrays.

void

ObjectOutputStream.writeFields()

Write the buffered fields to the stream.

void

DataOutput.writeFloat(float v)

Writes a float value, which is comprised of four bytes, to the output stream.

final void

DataOutputStream.writeFloat(float v)

Converts the float argument to an int using the floatToIntBits method in class Float, and then writes that int value to the underlying output stream as a 4-byte quantity, high byte first.

void

ObjectOutputStream.writeFloat(float val)

Writes a 32-bit float.

final void

RandomAccessFile.writeFloat(float v)

Converts the float argument to an int using the floatToIntBits method in class Float, and then writes that int value to the file as a four-byte quantity, high byte first.

void

DataOutput.writeInt(int v)

Writes an int value, which is comprised of four bytes, to the output stream.

final void

DataOutputStream.writeInt(int v)

Writes an int to the underlying output stream as four bytes, high byte first.

void

ObjectOutputStream.writeInt(int val)

Writes a 32-bit int.

final void

RandomAccessFile.writeInt(int v)

Writes an int to the file as four bytes, high byte first.

void

DataOutput.writeLong(long v)

Writes a long value, which is comprised of eight bytes, to the output stream.

final void

DataOutputStream.writeLong(long v)

Writes a long to the underlying output stream as eight bytes, high byte first.

void

ObjectOutputStream.writeLong(long val)

Writes a 64-bit long.

final void

RandomAccessFile.writeLong(long v)

Writes a long to the file as eight bytes, high byte first.

void

ObjectOutput.writeObject(Object obj)

Write an object to the underlying storage or stream.

final void

ObjectOutputStream.writeObject(Object obj)

Write the specified object to the ObjectOutputStream.

protected void

ObjectOutputStream.writeObjectOverride(Object obj)

Method used by subclasses to override the default writeObject method.

void

DataOutput.writeShort(int v)

Writes two bytes to the output stream to represent the value of the argument.

final void

DataOutputStream.writeShort(int v)

Writes a short to the underlying output stream as two bytes, high byte first.

void

ObjectOutputStream.writeShort(int val)

Writes a 16-bit short.

final void

RandomAccessFile.writeShort(int v)

Writes a short to the file as two bytes, high byte first.

protected void

ObjectOutputStream.writeStreamHeader()

The writeStreamHeader method is provided so subclasses can append or prepend their own header to the stream.

void

ByteArrayOutputStream.writeTo(OutputStream out)

Writes the complete contents of this ByteArrayOutputStream to the specified output stream argument, as if by calling the output stream's write method using out.write(buf, 0, count).

void

CharArrayWriter.writeTo(Writer out)

Writes the contents of the buffer to another character stream.

void

ObjectOutputStream.writeUnshared(Object obj)

Writes an "unshared" object to the ObjectOutputStream.

void

DataOutput.writeUTF(String s)

Writes two bytes of length information to the output stream, followed by the modified UTF-8 representation of every character in the string s.

final void

DataOutputStream.writeUTF(String str)

Writes a string to the underlying output stream using modified UTF-8 encoding in a machine-independent manner.

void

ObjectOutputStream.writeUTF(String str)

Primitive data write of this String in modified UTF-8 format.

final void

RandomAccessFile.writeUTF(String str)

Writes a string to the file using modified UTF-8 encoding in a machine-independent manner.

Constructors in java.io with parameters of type IOException

Modifier

Constructor

Description

UncheckedIOException(IOException cause)

Constructs an instance of this class.

UncheckedIOException(String message, IOException cause)

Constructs an instance of this class.

Constructors in java.io that throw IOException

Modifier

Constructor

Description

FileReader(File file, Charset charset)

Creates a new FileReader, given the File to read and the charset.

FileReader(String fileName, Charset charset)

Creates a new FileReader, given the name of the file to read and the charset.

FileWriter(File file)

Constructs a FileWriter given the File to write, using the default charset

FileWriter(File file, boolean append)

Constructs a FileWriter given the File to write and a boolean indicating whether to append the data written, using the default charset.

FileWriter(File file, Charset charset)

Constructs a FileWriter given the File to write and charset.

FileWriter(File file, Charset charset, boolean append)

Constructs a FileWriter given the File to write, charset and a boolean indicating whether to append the data written.

FileWriter(String fileName)

Constructs a FileWriter given a file name, using the default charset

FileWriter(String fileName, boolean append)

Constructs a FileWriter given a file name and a boolean indicating whether to append the data written, using the default charset.

FileWriter(String fileName, Charset charset)

Constructs a FileWriter given a file name and charset.

FileWriter(String fileName, Charset charset, boolean append)

Constructs a FileWriter given a file name, charset and a boolean indicating whether to append the data written.

protected

ObjectInputStream()

Provide a way for subclasses that are completely reimplementing ObjectInputStream to not have to allocate private data just used by this implementation of ObjectInputStream.

ObjectInputStream(InputStream in)

Creates an ObjectInputStream that reads from the specified InputStream.

protected

ObjectOutputStream()

Provide a way for subclasses that are completely reimplementing ObjectOutputStream to not have to allocate private data just used by this implementation of ObjectOutputStream.

ObjectOutputStream(OutputStream out)

Creates an ObjectOutputStream that writes to the specified OutputStream.

PipedInputStream(PipedOutputStream src)

Creates a PipedInputStream so that it is connected to the piped output stream src.

PipedInputStream(PipedOutputStream src, int pipeSize)

Creates a PipedInputStream so that it is connected to the piped output stream src and uses the specified pipe size for the pipe's buffer.

PipedOutputStream(PipedInputStream snk)

Creates a piped output stream connected to the specified piped input stream.

PipedReader(PipedWriter src)

Creates a PipedReader so that it is connected to the piped writer src.

PipedReader(PipedWriter src, int pipeSize)

Creates a PipedReader so that it is connected to the piped writer src and uses the specified pipe size for the pipe's buffer.

PipedWriter(PipedReader snk)

Creates a piped writer connected to the specified piped reader.

PrintStream(File file, Charset charset)

Creates a new print stream, without automatic line flushing, with the specified file and charset.

PrintStream(String fileName, Charset charset)

Creates a new print stream, without automatic line flushing, with the specified file name and charset.

PrintWriter(File file, Charset charset)

Creates a new PrintWriter, without automatic line flushing, with the specified file and charset.

PrintWriter(String fileName, Charset charset)

Creates a new PrintWriter, without automatic line flushing, with the specified file name and charset.
Uses of IOException in java.lang

Methods in java.lang that throw IOException

Modifier and Type

Method

Description

Appendable

Appendable.append(char c)

Appends the specified character to this Appendable.

Appendable

Appendable.append(CharSequence csq)

Appends the specified character sequence to this Appendable.

Appendable

Appendable.append(CharSequence csq, int start, int end)

Appends a subsequence of the specified character sequence to this Appendable.

Process

Runtime.exec(String command)

Deprecated.
This method is error-prone and should not be used, the corresponding method Runtime.exec(String[]) or ProcessBuilder should be used instead.

Process

Runtime.exec(String[] cmdarray)

Executes the specified command and arguments in a separate process.

Process

Runtime.exec(String[] cmdarray, String[] envp)

Executes the specified command and arguments in a separate process with the specified environment.

Process

Runtime.exec(String[] cmdarray, String[] envp, File dir)

Executes the specified command and arguments in a separate process with the specified environment and working directory.

Process

Runtime.exec(String command, String[] envp)

Deprecated.
This method is error-prone and should not be used, the corresponding method Runtime.exec(String[], String[]) or ProcessBuilder should be used instead.

Process

Runtime.exec(String command, String[] envp, File dir)

Deprecated.
This method is error-prone and should not be used, the corresponding method Runtime.exec(String[], String[], File) or ProcessBuilder should be used instead.

protected URL

ClassLoader.findResource(String moduleName, String name)

Returns a URL to a resource in a module defined to this class loader.

protected Enumeration<URL>

ClassLoader.findResources(String name)

Returns an enumeration of URL objects representing all the resources with the given name.

InputStream

Module.getResourceAsStream(String name)

Returns an input stream for reading a resource in this module.

Enumeration<URL>

ClassLoader.getResources(String name)

Finds all the resources with the given name.

static Enumeration<URL>

ClassLoader.getSystemResources(String name)

Finds all resources of the specified name from the search path used to load classes.

static Channel

System.inheritedChannel()

Returns the channel inherited from the entity that created this Java virtual machine.

int

Readable.read(CharBuffer cb)

Attempts to read characters into the specified character buffer.

Process

ProcessBuilder.start()

Starts a new process using the attributes of this process builder.

static List<Process>

ProcessBuilder.startPipeline(List<ProcessBuilder> builders)

Starts a Process for each ProcessBuilder, creating a pipeline of processes linked by their standard output and standard input streams.
Uses of IOException in java.lang.management

Methods in java.lang.management that throw IOException

Modifier and Type

Method

Description

static <T extends PlatformManagedObject> T

ManagementFactory.getPlatformMXBean(MBeanServerConnection connection, Class<T> mxbeanInterface)

Returns the platform MXBean proxy for mxbeanInterface which is specified to have one single instance in a Java virtual machine and the proxy will forward the method calls through the given MBeanServerConnection.

static <T extends PlatformManagedObject> List<T>

ManagementFactory.getPlatformMXBeans(MBeanServerConnection connection, Class<T> mxbeanInterface)

Returns the list of the platform MXBean proxies for forwarding the method calls of the mxbeanInterface through the given MBeanServerConnection.

static <T> T

ManagementFactory.newPlatformMXBeanProxy(MBeanServerConnection connection, String mxbeanName, Class<T> mxbeanInterface)

Returns a proxy for a platform MXBean interface of a given MXBean name that forwards its method calls through the given MBeanServerConnection.
Uses of IOException in java.lang.module

Methods in java.lang.module that throw IOException

Modifier and Type

Method

Description

void

ModuleReader.close()

Closes the module reader.

Optional<URI>

ModuleReader.find(String name)

Finds a resource, returning a URI to the resource in the module.

Stream<String>

ModuleReader.list()

Lists the contents of the module, returning a stream of elements that are the names of all resources in the module.

default Optional<InputStream>

ModuleReader.open(String name)

Opens a resource, returning an input stream to read the resource in the module.

abstract ModuleReader

ModuleReference.open()

Opens the module content for reading.

static ModuleDescriptor

ModuleDescriptor.read(InputStream in)

Reads the binary form of a module declaration from an input stream as a module descriptor.

static ModuleDescriptor

ModuleDescriptor.read(InputStream in, Supplier<Set<String>> packageFinder)

Reads the binary form of a module declaration from an input stream as a module descriptor.

default Optional<ByteBuffer>

ModuleReader.read(String name)

Reads a resource, returning a byte buffer with the contents of the resource.
Uses of IOException in java.net

Subclasses of IOException in java.net

Modifier and Type

Class

Description

class

BindException

Signals that an error occurred while attempting to bind a socket to a local address and port.

class

ConnectException

Signals that an error occurred while attempting to connect a socket to a remote address and port.

class

HttpRetryException

Thrown to indicate that a HTTP request needs to be retried but cannot be retried automatically, due to streaming mode being enabled.

class

MalformedURLException

Thrown to indicate that a malformed URL has occurred.

class

NoRouteToHostException

Signals that an error occurred while attempting to connect a socket to a remote address and port.

class

PortUnreachableException

Signals that an ICMP Port Unreachable message has been received on a connected datagram.

class

ProtocolException

Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.

class

SocketException

Thrown to indicate that there is an error creating or accessing a Socket.

class

SocketTimeoutException

Signals that a timeout has occurred on a socket read or accept.

class

UnknownHostException

Thrown to indicate that the IP address of a host could not be determined.

class

UnknownServiceException

Thrown to indicate that an unknown service exception has occurred.

Methods in java.net with parameters of type IOException

Modifier and Type

Method

Description

abstract void

ProxySelector.connectFailed(URI uri, SocketAddress sa, IOException ioe)

Called to indicate that a connection could not be established to a proxy/socks server.

Methods in java.net that throw IOException

Modifier and Type

Method

Description

Socket

ServerSocket.accept()

Listens for a connection to be made to this socket and accepts it.

protected abstract void

SocketImpl.accept(SocketImpl s)

Accepts a connection.

protected abstract int

SocketImpl.available()

Returns the number of bytes that can be read from this socket without blocking.

void

ServerSocket.bind(SocketAddress endpoint)

Binds the ServerSocket to a specific address (IP address and port number).

void

ServerSocket.bind(SocketAddress endpoint, int backlog)

Binds the ServerSocket to a specific address (IP address and port number).

void

Socket.bind(SocketAddress bindpoint)

Binds the socket to a local address.

protected abstract void

SocketImpl.bind(InetAddress host, int port)

Binds this socket to the specified local IP address and port number.

void

ServerSocket.close()

Closes this socket.

void

Socket.close()

Closes this socket.

protected abstract void

SocketImpl.close()

Closes this socket.

void

URLClassLoader.close()

Closes this URLClassLoader, so that it can no longer be used to load new classes or resources that are defined by this loader.

void

Socket.connect(SocketAddress endpoint)

Connects this socket to the server.

void

Socket.connect(SocketAddress endpoint, int timeout)

Connects this socket to the server with a specified timeout value.

protected abstract void

SocketImpl.connect(String host, int port)

Connects this socket to the specified port on the named host.

protected abstract void

SocketImpl.connect(InetAddress address, int port)

Connects this socket to the specified port number on the specified host.

protected abstract void

SocketImpl.connect(SocketAddress address, int timeout)

Connects this socket to the specified port number on the specified host.

abstract void

URLConnection.connect()

Opens a communications link to the resource referenced by this URL, if such a connection has not already been established.

protected abstract void

SocketImpl.create(boolean stream)

Creates either a stream or a datagram socket.

Enumeration<URL>

URLClassLoader.findResources(String name)

Returns an Enumeration of URLs representing all of the resources on the URL search path having the specified name.

abstract Map<String,List<String>>

CookieHandler.get(URI uri, Map<String,List<String>> requestHeaders)

Gets all the applicable cookies from a cookie cache for the specified uri in the request header.

Map<String,List<String>>

CookieManager.get(URI uri, Map<String,List<String>> requestHeaders)

abstract CacheResponse

ResponseCache.get(URI uri, String rqstMethod, Map<String,List<String>> rqstHeaders)

Retrieve the cached response based on the requesting uri, request method and request headers.

Attributes

JarURLConnection.getAttributes()

Return the Attributes object for this connection if the URL for it points to a JAR file entry, null otherwise.

abstract OutputStream

CacheRequest.getBody()

Returns an OutputStream to which the response body can be written.

abstract InputStream

CacheResponse.getBody()

Returns the response body as an InputStream.

Certificate[]

JarURLConnection.getCertificates()

Returns the Certificate objects for this connection if the URL for it points to a JAR file entry, null otherwise.

abstract Object

ContentHandler.getContent(URLConnection urlc)

Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object from it.

Object

ContentHandler.getContent(URLConnection urlc, Class[] classes)

Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object that matches one of the types specified.

final Object

URL.getContent()

Gets the contents of this URL.

final Object

URL.getContent(Class<?>[] classes)

Gets the contents of this URL.

Object

URLConnection.getContent()

Retrieves the contents of this URL connection.

Object

URLConnection.getContent(Class<?>[] classes)

Retrieves the contents of this URL connection.

abstract Map<String,List<String>>

CacheResponse.getHeaders()

Returns the response headers as a Map.

InputStream

Socket.getInputStream()

Returns an input stream for this socket.

protected abstract InputStream

SocketImpl.getInputStream()

Returns an input stream for this socket.

InputStream

URLConnection.getInputStream()

Returns an input stream that reads from this open connection.

JarEntry

JarURLConnection.getJarEntry()

Return the JAR entry object for this connection, if any.

abstract JarFile

JarURLConnection.getJarFile()

Return the JAR file for this connection.

Attributes

JarURLConnection.getMainAttributes()

Returns the main Attributes for the JAR file for this connection.

Manifest

JarURLConnection.getManifest()

Returns the Manifest for this connection, or null if none.

<T> T

DatagramSocket.getOption(SocketOption<T> name)

Returns the value of a socket option.

protected <T> T

DatagramSocketImpl.getOption(SocketOption<T> name)

Called to get a socket option.

<T> T

ServerSocket.getOption(SocketOption<T> name)

Returns the value of a socket option.

<T> T

Socket.getOption(SocketOption<T> name)

Returns the value of a socket option.

protected <T> T

SocketImpl.getOption(SocketOption<T> name)

Called to get a socket option.

OutputStream

Socket.getOutputStream()

Returns an output stream for this socket.

protected abstract OutputStream

SocketImpl.getOutputStream()

Returns an output stream for this socket.

OutputStream

URLConnection.getOutputStream()

Returns an output stream that writes to this connection.

Permission

HttpURLConnection.getPermission()

Returns a SocketPermission object representing the permission necessary to connect to the destination host and port.

Permission

URLConnection.getPermission()

Returns a permission object representing the permission necessary to make the connection represented by this object.

int

HttpURLConnection.getResponseCode()

Gets the status code from an HTTP response message.

String

HttpURLConnection.getResponseMessage()

Gets the HTTP response message, if any, returned along with the response code from a server.

int

ServerSocket.getSoTimeout()

Retrieve setting for SO_TIMEOUT. 0 returns implies that the option is disabled (i.e., timeout of infinity).

protected abstract int

DatagramSocketImpl.getTimeToLive()

Retrieve the TTL (time-to-live) option.

int

MulticastSocket.getTimeToLive()

Get the default time-to-live for multicast packets sent out on the socket.

protected abstract byte

DatagramSocketImpl.getTTL()

Deprecated.
use getTimeToLive instead.

byte

MulticastSocket.getTTL()

Deprecated.
use the MulticastSocket.getTimeToLive() method instead, which returns an int instead of a byte.

static String

URLConnection.guessContentTypeFromStream(InputStream is)

Tries to determine the type of an input stream based on the characters at the beginning of the input stream.

protected final void

ServerSocket.implAccept(Socket s)

Subclasses of ServerSocket use this method to override accept() to return their own subclass of socket.

boolean

InetAddress.isReachable(int timeout)

Test whether that address is reachable.

boolean

InetAddress.isReachable(NetworkInterface netif, int ttl, int timeout)

Test whether that address is reachable.

protected abstract void

DatagramSocketImpl.join(InetAddress inetaddr)

Join the multicast group.

void

DatagramSocket.joinGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Joins a multicast group.

protected abstract void

DatagramSocketImpl.joinGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Join the multicast group.

void

MulticastSocket.joinGroup(InetAddress mcastaddr)

Deprecated.
This method does not accept the network interface on which to join the multicast group.

void

MulticastSocket.joinGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Joins a multicast group.

protected abstract void

DatagramSocketImpl.leave(InetAddress inetaddr)

Leave the multicast group.

void

DatagramSocket.leaveGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Leave a multicast group on a specified local interface.

protected abstract void

DatagramSocketImpl.leaveGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Leave the multicast group.

void

MulticastSocket.leaveGroup(InetAddress mcastaddr)

Deprecated.
This method does not accept the network interface on which to leave the multicast group.

void

MulticastSocket.leaveGroup(SocketAddress mcastaddr, NetworkInterface netIf)

Leave a multicast group on a specified local interface.

protected abstract void

SocketImpl.listen(int backlog)

Sets the maximum queue length for incoming connection indications (a request to connect) to the count argument.

URLConnection

URL.openConnection()

Returns a URLConnection instance that represents a connection to the remote object referred to by the URL.

URLConnection

URL.openConnection(Proxy proxy)

Same as URL.openConnection(), except that the connection will be made through the specified proxy; Protocol handlers that do not support proxying will ignore the proxy parameter and make a normal connection.

protected abstract URLConnection

URLStreamHandler.openConnection(URL u)

Opens a connection to the object referenced by the URL argument.

protected URLConnection

URLStreamHandler.openConnection(URL u, Proxy p)

Same as openConnection(URL), except that the connection will be made through the specified proxy; Protocol handlers that do not support proxying will ignore the proxy parameter and make a normal connection.

final InputStream

URL.openStream()

Opens a connection to this URL and returns an InputStream for reading from that connection.

protected abstract int

DatagramSocketImpl.peek(InetAddress i)

Peek at the packet to see who it is from.

protected abstract int

DatagramSocketImpl.peekData(DatagramPacket p)

Peek at the packet to see who it is from.

abstract void

CookieHandler.put(URI uri, Map<String,List<String>> responseHeaders)

Sets all the applicable cookies, examples are response header fields that are named Set-Cookie2, present in the response headers into a cookie cache.

void

CookieManager.put(URI uri, Map<String,List<String>> responseHeaders)

abstract CacheRequest

ResponseCache.put(URI uri, URLConnection conn)

The protocol handler calls this method after a resource has been retrieved, and the ResponseCache must decide whether or not to store the resource in its cache.

void

DatagramSocket.receive(DatagramPacket p)

Receives a datagram packet from this socket.

protected abstract void

DatagramSocketImpl.receive(DatagramPacket p)

Receive the datagram packet.

void

DatagramSocket.send(DatagramPacket p)

Sends a datagram packet from this socket.

protected abstract void

DatagramSocketImpl.send(DatagramPacket p)

Sends a datagram packet.

void

MulticastSocket.send(DatagramPacket p, byte ttl)

Deprecated.
Use the following code or its equivalent instead:

void

Socket.sendUrgentData(int data)

Send one byte of urgent data on the socket.

protected abstract void

SocketImpl.sendUrgentData(int data)

Send one byte of urgent data on the socket.

static void

DatagramSocket.setDatagramSocketImplFactory(DatagramSocketImplFactory fac)

Deprecated.
Use DatagramChannel, or subclass DatagramSocket directly.

<T> DatagramSocket

DatagramSocket.setOption(SocketOption<T> name, T value)

Sets the value of a socket option.

protected <T> void

DatagramSocketImpl.setOption(SocketOption<T> name, T value)

Called to set a socket option.

<T> ServerSocket

ServerSocket.setOption(SocketOption<T> name, T value)

Sets the value of a socket option.

<T> Socket

Socket.setOption(SocketOption<T> name, T value)

Sets the value of a socket option.

protected <T> void

SocketImpl.setOption(SocketOption<T> name, T value)

Called to set a socket option.

static void

ServerSocket.setSocketFactory(SocketImplFactory fac)

Deprecated.
Use a ServerSocketFactory and subclass ServerSocket directly.

static void

Socket.setSocketImplFactory(SocketImplFactory fac)

Deprecated.
Use a SocketFactory and subclass Socket directly.

protected abstract void

DatagramSocketImpl.setTimeToLive(int ttl)

Set the TTL (time-to-live) option.

void

MulticastSocket.setTimeToLive(int ttl)

Set the default time-to-live for multicast packets sent out on this MulticastSocket in order to control the scope of the multicasts.

protected abstract void

DatagramSocketImpl.setTTL(byte ttl)

Deprecated.
use setTimeToLive instead.

void

MulticastSocket.setTTL(byte ttl)

Deprecated.
use the MulticastSocket.setTimeToLive(int) method instead, which uses int instead of byte as the type for ttl.

void

Socket.shutdownInput()

Places the input stream for this socket at "end of stream".

protected void

SocketImpl.shutdownInput()

Places the input stream for this socket at "end of stream".

void

Socket.shutdownOutput()

Disables the output stream for this socket.

protected void

SocketImpl.shutdownOutput()

Disables the output stream for this socket.

Constructors in java.net that throw IOException

Modifier

Constructor

Description

MulticastSocket()

Constructs a multicast socket and binds it to any available port on the local host machine.

MulticastSocket(int port)

Constructs a multicast socket and binds it to the specified port on the local host machine.

MulticastSocket(SocketAddress bindaddr)

Creates a multicast socket, bound to the specified local socket address.

ServerSocket()

Creates an unbound server socket.

ServerSocket(int port)

Creates a server socket, bound to the specified port.

ServerSocket(int port, int backlog)

Creates a server socket and binds it to the specified local port number, with the specified backlog.

ServerSocket(int port, int backlog, InetAddress bindAddr)

Create a server with the specified port, listen backlog, and local IP address to bind to.

Socket(String host, int port)

Creates a stream socket and connects it to the specified port number on the named host.

Socket(String host, int port, boolean stream)

Deprecated.
Use DatagramSocket instead for UDP transport.

Socket(String host, int port, InetAddress localAddr, int localPort)

Creates a socket and connects it to the specified remote host on the specified remote port.

Socket(InetAddress address, int port)

Creates a stream socket and connects it to the specified port number at the specified IP address.

Socket(InetAddress host, int port, boolean stream)

Deprecated.
Use DatagramSocket instead for UDP transport.

Socket(InetAddress address, int port, InetAddress localAddr, int localPort)

Creates a socket and connects it to the specified remote address on the specified remote port.
Uses of IOException in java.net.http

Subclasses of IOException in java.net.http

Modifier and Type

Class

Description

class

HttpConnectTimeoutException

Thrown when a connection, over which an HttpRequest is intended to be sent, is not successfully established within a specified time period.

class

HttpTimeoutException

Thrown when a response is not received within a specified time period.

final class

WebSocketHandshakeException

Thrown when the opening handshake has failed.

Methods in java.net.http that throw IOException

Modifier and Type

Method

Description

abstract <T> HttpResponse<T>

HttpClient.send(HttpRequest request, HttpResponse.BodyHandler<T> responseBodyHandler)

Sends the given request using this client, blocking if necessary to get the response.
Uses of IOException in java.nio

Methods in java.nio that throw IOException

Modifier and Type

Method

Description

int

CharBuffer.read(CharBuffer target)

Attempts to read characters into the specified character buffer.
Uses of IOException in java.nio.channels

Subclasses of IOException in java.nio.channels

Modifier and Type

Class

Description

class

AsynchronousCloseException

Checked exception received by a thread when another thread closes the channel or the part of the channel upon which it is blocked in an I/O operation.

class

ClosedByInterruptException

Checked exception received by a thread when another thread interrupts it while it is blocked in an I/O operation upon a channel.

class

ClosedChannelException

Checked exception thrown when an attempt is made to invoke or complete an I/O operation upon channel that is closed, or at least closed to that operation.

class

FileLockInterruptionException

Checked exception received by a thread when another thread interrupts it while it is waiting to acquire a file lock.

class

InterruptedByTimeoutException

Checked exception received by a thread when a timeout elapses before an asynchronous operation completes.

Methods in java.nio.channels that throw IOException

Modifier and Type

Method

Description

abstract SocketChannel

ServerSocketChannel.accept()

Accepts a connection made to this channel's socket.

final AsynchronousServerSocketChannel

AsynchronousServerSocketChannel.bind(SocketAddress local)

Binds the channel's socket to a local address and configures the socket to listen for connections.

abstract AsynchronousServerSocketChannel

AsynchronousServerSocketChannel.bind(SocketAddress local, int backlog)

Binds the channel's socket to a local address and configures the socket to listen for connections.

abstract AsynchronousSocketChannel

AsynchronousSocketChannel.bind(SocketAddress local)

abstract DatagramChannel

DatagramChannel.bind(SocketAddress local)

NetworkChannel

NetworkChannel.bind(SocketAddress local)

Binds the channel's socket to a local address.

final ServerSocketChannel

ServerSocketChannel.bind(SocketAddress local)

Binds the channel's socket to a local address and configures the socket to listen for connections.

abstract ServerSocketChannel

ServerSocketChannel.bind(SocketAddress local, int backlog)

Binds the channel's socket to a local address and configures the socket to listen for connections.

abstract SocketChannel

SocketChannel.bind(SocketAddress local)

Binds the channel's socket to a local address.

abstract MembershipKey

MembershipKey.block(InetAddress source)

Block multicast datagrams from the given source address.

void

AsynchronousChannel.close()

Closes this channel.

void

Channel.close()

Closes this channel.

final void

FileLock.close()

This method invokes the FileLock.release() method.

void

InterruptibleChannel.close()

Closes this channel.

void

MulticastChannel.close()

Closes this channel.

abstract void

Selector.close()

Closes this selector.

abstract SelectableChannel

SelectableChannel.configureBlocking(boolean block)

Adjusts this channel's blocking mode.

abstract DatagramChannel

DatagramChannel.connect(SocketAddress remote)

Connects this channel's socket.

abstract boolean

SocketChannel.connect(SocketAddress remote)

Connects this channel's socket.

abstract DatagramChannel

DatagramChannel.disconnect()

Disconnects this channel's socket.

abstract boolean

SocketChannel.finishConnect()

Finishes the process of connecting a socket channel.

abstract void

AsynchronousFileChannel.force(boolean metaData)

Forces any updates to this channel's file to be written to the storage device that contains it.

abstract void

FileChannel.force(boolean metaData)

Forces any updates to this channel's file to be written to the storage device that contains it.

abstract SocketAddress

AsynchronousServerSocketChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

abstract SocketAddress

AsynchronousSocketChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

abstract SocketAddress

DatagramChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

SocketAddress

NetworkChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

abstract SocketAddress

ServerSocketChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

abstract SocketAddress

SocketChannel.getLocalAddress()

Returns the socket address that this channel's socket is bound to.

<T> T

NetworkChannel.getOption(SocketOption<T> name)

Returns the value of a socket option.

abstract SocketAddress

AsynchronousSocketChannel.getRemoteAddress()

Returns the remote address to which this channel's socket is connected.

abstract SocketAddress

DatagramChannel.getRemoteAddress()

Returns the remote address to which this channel's socket is connected.

abstract SocketAddress

SocketChannel.getRemoteAddress()

Returns the remote address to which this channel's socket is connected.

MembershipKey

MulticastChannel.join(InetAddress group, NetworkInterface interf)

Joins a multicast group to begin receiving all datagrams sent to the group, returning a membership key.

MembershipKey

MulticastChannel.join(InetAddress group, NetworkInterface interf, InetAddress source)

Joins a multicast group to begin receiving datagrams sent to the group from a given source address.

final FileLock

FileChannel.lock()

Acquires an exclusive lock on this channel's file.

abstract FileLock

FileChannel.lock(long position, long size, boolean shared)

Acquires a lock on the given region of this channel's file.

abstract MappedByteBuffer

FileChannel.map(FileChannel.MapMode mode, long position, long size)

Maps a region of this channel's file directly into memory.

MemorySegment^PREVIEW

FileChannel.map(FileChannel.MapMode mode, long offset, long size, Arena^PREVIEW arena)

Preview.

Maps a region of this channel's file into a new mapped memory segment, with the given offset, size and arena.

static AsynchronousFileChannel

AsynchronousFileChannel.open(Path file, OpenOption... options)

Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.

static AsynchronousFileChannel

AsynchronousFileChannel.open(Path file, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)

Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.

static AsynchronousServerSocketChannel

AsynchronousServerSocketChannel.open()

Opens an asynchronous server-socket channel.

static AsynchronousServerSocketChannel

AsynchronousServerSocketChannel.open(AsynchronousChannelGroup group)

Opens an asynchronous server-socket channel.

static AsynchronousSocketChannel

AsynchronousSocketChannel.open()

Opens an asynchronous socket channel.

static AsynchronousSocketChannel

AsynchronousSocketChannel.open(AsynchronousChannelGroup group)

Opens an asynchronous socket channel.

static DatagramChannel

DatagramChannel.open()

Opens a datagram channel.

static DatagramChannel

DatagramChannel.open(ProtocolFamily family)

Opens a datagram channel.

static FileChannel

FileChannel.open(Path path, OpenOption... options)

Opens or creates a file, returning a file channel to access the file.

static FileChannel

FileChannel.open(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)

Opens or creates a file, returning a file channel to access the file.

static Pipe

Pipe.open()

Opens a pipe.

static Selector

Selector.open()

Opens a selector.

static ServerSocketChannel

ServerSocketChannel.open()

Opens a server-socket channel for an Internet protocol socket.

static ServerSocketChannel

ServerSocketChannel.open(ProtocolFamily family)

Opens a server-socket channel.

static SocketChannel

SocketChannel.open()

Opens a socket channel for an Internet protocol socket.

static SocketChannel

SocketChannel.open(ProtocolFamily family)

Opens a socket channel.

static SocketChannel

SocketChannel.open(SocketAddress remote)

Opens a socket channel and connects it to a remote address.

abstract long

FileChannel.position()

Returns this channel's file position.

abstract FileChannel

FileChannel.position(long newPosition)

Sets this channel's file position.

long

SeekableByteChannel.position()

Returns this channel's position.

SeekableByteChannel

SeekableByteChannel.position(long newPosition)

Sets this channel's position.

abstract int

DatagramChannel.read(ByteBuffer dst)

Reads a datagram from this channel.

final long

DatagramChannel.read(ByteBuffer[] dsts)

Reads a datagram from this channel.

abstract long

DatagramChannel.read(ByteBuffer[] dsts, int offset, int length)

Reads a datagram from this channel.

abstract int

FileChannel.read(ByteBuffer dst)

Reads a sequence of bytes from this channel into the given buffer.

final long

FileChannel.read(ByteBuffer[] dsts)

Reads a sequence of bytes from this channel into the given buffers.

abstract long

FileChannel.read(ByteBuffer[] dsts, int offset, int length)

Reads a sequence of bytes from this channel into a subsequence of the given buffers.

abstract int

FileChannel.read(ByteBuffer dst, long position)

Reads a sequence of bytes from this channel into the given buffer, starting at the given file position.

int

ReadableByteChannel.read(ByteBuffer dst)

Reads a sequence of bytes from this channel into the given buffer.

long

ScatteringByteChannel.read(ByteBuffer[] dsts)

Reads a sequence of bytes from this channel into the given buffers.

long

ScatteringByteChannel.read(ByteBuffer[] dsts, int offset, int length)

Reads a sequence of bytes from this channel into a subsequence of the given buffers.

int

SeekableByteChannel.read(ByteBuffer dst)

Reads a sequence of bytes from this channel into the given buffer.

abstract int

SocketChannel.read(ByteBuffer dst)

final long

SocketChannel.read(ByteBuffer[] dsts)

abstract long

SocketChannel.read(ByteBuffer[] dsts, int offset, int length)

abstract SocketAddress

DatagramChannel.receive(ByteBuffer dst)

Receives a datagram via this channel.

abstract void

FileLock.release()

Releases this lock.

abstract int

Selector.select()

Selects a set of keys whose corresponding channels are ready for I/O operations.

abstract int

Selector.select(long timeout)

Selects a set of keys whose corresponding channels are ready for I/O operations.

int

Selector.select(Consumer<SelectionKey> action)

Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.

int

Selector.select(Consumer<SelectionKey> action, long timeout)

Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.

abstract int

Selector.selectNow()

Selects a set of keys whose corresponding channels are ready for I/O operations.

int

Selector.selectNow(Consumer<SelectionKey> action)

Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.

abstract int

DatagramChannel.send(ByteBuffer src, SocketAddress target)

Sends a datagram via this channel.

abstract <T> AsynchronousServerSocketChannel

AsynchronousServerSocketChannel.setOption(SocketOption<T> name, T value)

abstract <T> AsynchronousSocketChannel

AsynchronousSocketChannel.setOption(SocketOption<T> name, T value)

abstract <T> DatagramChannel

DatagramChannel.setOption(SocketOption<T> name, T value)

<T> NetworkChannel

NetworkChannel.setOption(SocketOption<T> name, T value)

Sets the value of a socket option.

abstract <T> ServerSocketChannel

ServerSocketChannel.setOption(SocketOption<T> name, T value)

abstract <T> SocketChannel

SocketChannel.setOption(SocketOption<T> name, T value)

abstract AsynchronousSocketChannel

AsynchronousSocketChannel.shutdownInput()

Shutdown the connection for reading without closing the channel.

abstract SocketChannel

SocketChannel.shutdownInput()

Shutdown the connection for reading without closing the channel.

abstract void

AsynchronousChannelGroup.shutdownNow()

Shuts down the group and closes all open channels in the group.

abstract AsynchronousSocketChannel

AsynchronousSocketChannel.shutdownOutput()

Shutdown the connection for writing without closing the channel.

abstract SocketChannel

SocketChannel.shutdownOutput()

Shutdown the connection for writing without closing the channel.

abstract long

AsynchronousFileChannel.size()

Returns the current size of this channel's file.

abstract long

FileChannel.size()

Returns the current size of this channel's file.

long

SeekableByteChannel.size()

Returns the current size of entity to which this channel is connected.

abstract long

FileChannel.transferFrom(ReadableByteChannel src, long position, long count)

Transfers bytes into this channel's file from the given readable byte channel.

abstract long

FileChannel.transferTo(long position, long count, WritableByteChannel target)

Transfers bytes from this channel's file to the given writable byte channel.

abstract AsynchronousFileChannel

AsynchronousFileChannel.truncate(long size)

Truncates this channel's file to the given size.

abstract FileChannel

FileChannel.truncate(long size)

Truncates this channel's file to the given size.

SeekableByteChannel

SeekableByteChannel.truncate(long size)

Truncates the entity, to which this channel is connected, to the given size.

final FileLock

AsynchronousFileChannel.tryLock()

Attempts to acquire an exclusive lock on this channel's file.

abstract FileLock

AsynchronousFileChannel.tryLock(long position, long size, boolean shared)

Attempts to acquire a lock on the given region of this channel's file.

final FileLock

FileChannel.tryLock()

Attempts to acquire an exclusive lock on this channel's file.

abstract FileLock

FileChannel.tryLock(long position, long size, boolean shared)

Attempts to acquire a lock on the given region of this channel's file.

static AsynchronousChannelGroup

AsynchronousChannelGroup.withCachedThreadPool(ExecutorService executor, int initialSize)

Creates an asynchronous channel group with a given thread pool that creates new threads as needed.

static AsynchronousChannelGroup

AsynchronousChannelGroup.withFixedThreadPool(int nThreads, ThreadFactory threadFactory)

Creates an asynchronous channel group with a fixed thread pool.

static AsynchronousChannelGroup

AsynchronousChannelGroup.withThreadPool(ExecutorService executor)

Creates an asynchronous channel group with a given thread pool.

abstract int

DatagramChannel.write(ByteBuffer src)

Writes a datagram to this channel.

final long

DatagramChannel.write(ByteBuffer[] srcs)

Writes a datagram to this channel.

abstract long

DatagramChannel.write(ByteBuffer[] srcs, int offset, int length)

Writes a datagram to this channel.

abstract int

FileChannel.write(ByteBuffer src)

Writes a sequence of bytes to this channel from the given buffer.

final long

FileChannel.write(ByteBuffer[] srcs)

Writes a sequence of bytes to this channel from the given buffers.

abstract long

FileChannel.write(ByteBuffer[] srcs, int offset, int length)

Writes a sequence of bytes to this channel from a subsequence of the given buffers.

abstract int

FileChannel.write(ByteBuffer src, long position)

Writes a sequence of bytes to this channel from the given buffer, starting at the given file position.

long

GatheringByteChannel.write(ByteBuffer[] srcs)

Writes a sequence of bytes to this channel from the given buffers.

long

GatheringByteChannel.write(ByteBuffer[] srcs, int offset, int length)

Writes a sequence of bytes to this channel from a subsequence of the given buffers.

int

SeekableByteChannel.write(ByteBuffer src)

Writes a sequence of bytes to this channel from the given buffer.

abstract int

SocketChannel.write(ByteBuffer src)

final long

SocketChannel.write(ByteBuffer[] srcs)

abstract long

SocketChannel.write(ByteBuffer[] srcs, int offset, int length)

int

WritableByteChannel.write(ByteBuffer src)

Writes a sequence of bytes to this channel from the given buffer.
Uses of IOException in java.nio.channels.spi

Methods in java.nio.channels.spi that throw IOException

Modifier and Type

Method

Description

final void

AbstractInterruptibleChannel.close()

Closes this channel.

final void

AbstractSelector.close()

Closes this selector.

final SelectableChannel

AbstractSelectableChannel.configureBlocking(boolean block)

Adjusts this channel's blocking mode.

protected abstract void

AbstractInterruptibleChannel.implCloseChannel()

Closes this channel.

protected final void

AbstractSelectableChannel.implCloseChannel()

Closes this channel.

protected abstract void

AbstractSelectableChannel.implCloseSelectableChannel()

Closes this selectable channel.

protected abstract void

AbstractSelector.implCloseSelector()

Closes this selector.

protected abstract void

AbstractSelectableChannel.implConfigureBlocking(boolean block)

Adjusts this channel's blocking mode.

Channel

SelectorProvider.inheritedChannel()

Returns the channel inherited from the entity that created this Java virtual machine.

abstract AsynchronousChannelGroup

AsynchronousChannelProvider.openAsynchronousChannelGroup(int nThreads, ThreadFactory threadFactory)

Constructs a new asynchronous channel group with a fixed thread pool.

abstract AsynchronousChannelGroup

AsynchronousChannelProvider.openAsynchronousChannelGroup(ExecutorService executor, int initialSize)

Constructs a new asynchronous channel group with the given thread pool.

abstract AsynchronousServerSocketChannel

AsynchronousChannelProvider.openAsynchronousServerSocketChannel(AsynchronousChannelGroup group)

Opens an asynchronous server-socket channel.

abstract AsynchronousSocketChannel

AsynchronousChannelProvider.openAsynchronousSocketChannel(AsynchronousChannelGroup group)

Opens an asynchronous socket channel.

abstract DatagramChannel

SelectorProvider.openDatagramChannel()

Opens a datagram channel.

abstract DatagramChannel

SelectorProvider.openDatagramChannel(ProtocolFamily family)

Opens a datagram channel.

abstract Pipe

SelectorProvider.openPipe()

Opens a pipe.

abstract AbstractSelector

SelectorProvider.openSelector()

Opens a selector.

abstract ServerSocketChannel

SelectorProvider.openServerSocketChannel()

Opens a server-socket channel.

ServerSocketChannel

SelectorProvider.openServerSocketChannel(ProtocolFamily family)

Opens a server-socket channel.

abstract SocketChannel

SelectorProvider.openSocketChannel()

Opens a socket channel.

SocketChannel

SelectorProvider.openSocketChannel(ProtocolFamily family)

Opens a socket channel.
Uses of IOException in java.nio.charset

Subclasses of IOException in java.nio.charset

Modifier and Type

Class

Description

class

CharacterCodingException

Checked exception thrown when a character encoding or decoding error occurs.

class

MalformedInputException

Checked exception thrown when an input byte sequence is not legal for given charset, or an input character sequence is not a legal sixteen-bit Unicode sequence.

class

UnmappableCharacterException

Checked exception thrown when an input character (or byte) sequence is valid but cannot be mapped to an output byte (or character) sequence.
Uses of IOException in java.nio.file

Subclasses of IOException in java.nio.file

Modifier and Type

Class

Description

class

AccessDeniedException

Checked exception thrown when a file system operation is denied, typically due to a file permission or other access check.

class

AtomicMoveNotSupportedException

Checked exception thrown when a file cannot be moved as an atomic file system operation.

class

DirectoryNotEmptyException

Checked exception thrown when a file system operation fails because a directory is not empty.

class

FileAlreadyExistsException

Checked exception thrown when an attempt is made to create a file or directory and a file of that name already exists.

class

FileSystemException

Thrown when a file system operation fails on one or two files.

class

FileSystemLoopException

Checked exception thrown when a file system loop, or cycle, is encountered.

class

NoSuchFileException

Checked exception thrown when an attempt is made to access a file that does not exist.

class

NotDirectoryException

Checked exception thrown when a file system operation, intended for a directory, fails because the file is not a directory.

class

NotLinkException

Checked exception thrown when a file system operation fails because a file is not a symbolic link.

Methods in java.nio.file that return IOException

Modifier and Type

Method

Description

IOException

DirectoryIteratorException.getCause()

Returns the cause of this exception.

Methods in java.nio.file with parameters of type IOException

Modifier and Type

Method

Description

FileVisitResult

FileVisitor.postVisitDirectory(T dir, IOException exc)

Invoked for a directory after entries in the directory, and all of their descendants, have been visited.

FileVisitResult

SimpleFileVisitor.postVisitDirectory(T dir, IOException exc)

Invoked for a directory after entries in the directory, and all of their descendants, have been visited.

FileVisitResult

FileVisitor.visitFileFailed(T file, IOException exc)

Invoked for a file that could not be visited.

FileVisitResult

SimpleFileVisitor.visitFileFailed(T file, IOException exc)

Invoked for a file that could not be visited.

Methods in java.nio.file that throw IOException

Modifier and Type

Method

Description

boolean

DirectoryStream.Filter.accept(T entry)

Decides if the given directory entry should be accepted or filtered.

abstract void

FileSystem.close()

Closes this file system.

void

WatchService.close()

Closes this watch service.

static long

Files.copy(InputStream in, Path target, CopyOption... options)

Copies all bytes from an input stream to a file.

static long

Files.copy(Path source, OutputStream out)

Copies all bytes from a file to an output stream.

static Path

Files.copy(Path source, Path target, CopyOption... options)

Copy a file to a target file.

static Path

Files.createDirectories(Path dir, FileAttribute<?>... attrs)

Creates a directory by creating all nonexistent parent directories first.

static Path

Files.createDirectory(Path dir, FileAttribute<?>... attrs)

Creates a new directory.

static Path

Files.createFile(Path path, FileAttribute<?>... attrs)

Creates a new and empty file, failing if the file already exists.

static Path

Files.createLink(Path link, Path existing)

Creates a new link (directory entry) for an existing file (optional operation).

static Path

Files.createSymbolicLink(Path link, Path target, FileAttribute<?>... attrs)

Creates a symbolic link to a target (optional operation).

static Path

Files.createTempDirectory(String prefix, FileAttribute<?>... attrs)

Creates a new directory in the default temporary-file directory, using the given prefix to generate its name.

static Path

Files.createTempDirectory(Path dir, String prefix, FileAttribute<?>... attrs)

Creates a new directory in the specified directory, using the given prefix to generate its name.

static Path

Files.createTempFile(String prefix, String suffix, FileAttribute<?>... attrs)

Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.

static Path

Files.createTempFile(Path dir, String prefix, String suffix, FileAttribute<?>... attrs)

Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.

static void

Files.delete(Path path)

Deletes a file.

void

SecureDirectoryStream.deleteDirectory(T path)

Deletes a directory.

void

SecureDirectoryStream.deleteFile(T path)

Deletes a file.

static boolean

Files.deleteIfExists(Path path)

Deletes a file if it exists.

static Stream<Path>

Files.find(Path start, int maxDepth, BiPredicate<Path,BasicFileAttributes> matcher, FileVisitOption... options)

Return a Stream that is lazily populated with Path by searching for files in a file tree rooted at a given starting file.

static Object

Files.getAttribute(Path path, String attribute, LinkOption... options)

Reads the value of a file attribute.

abstract Object

FileStore.getAttribute(String attribute)

Reads the value of a file store attribute.

long

FileStore.getBlockSize()

Returns the number of bytes per block in this file store.

static FileStore

Files.getFileStore(Path path)

Returns the FileStore representing the file store where a file is located.

static FileTime

Files.getLastModifiedTime(Path path, LinkOption... options)

Returns a file's last modified time.

static UserPrincipal

Files.getOwner(Path path, LinkOption... options)

Returns the owner of a file.

static Set<PosixFilePermission>

Files.getPosixFilePermissions(Path path, LinkOption... options)

Returns a file's POSIX file permissions.

abstract long

FileStore.getTotalSpace()

Returns the size, in bytes, of the file store.

abstract long

FileStore.getUnallocatedSpace()

Returns the number of unallocated bytes in the file store.

abstract long

FileStore.getUsableSpace()

Returns the number of bytes available to this Java virtual machine on the file store.

static boolean

Files.isHidden(Path path)

Tells whether or not a file is considered hidden.

static boolean

Files.isSameFile(Path path, Path path2)

Tests if two paths locate the same file.

static Stream<String>

Files.lines(Path path)

Read all lines from a file as a Stream.

static Stream<String>

Files.lines(Path path, Charset cs)

Read all lines from a file as a Stream.

static Stream<Path>

Files.list(Path dir)

Return a lazily populated Stream, the elements of which are the entries in the directory.

static long

Files.mismatch(Path path, Path path2)

Finds and returns the position of the first mismatched byte in the content of two files, or -1L if there is no mismatch.

static Path

Files.move(Path source, Path target, CopyOption... options)

Move or rename a file to a target file.

void

SecureDirectoryStream.move(T srcpath, SecureDirectoryStream<T> targetdir, T targetpath)

Move a file from this directory to another directory.

static BufferedReader

Files.newBufferedReader(Path path)

Opens a file for reading, returning a BufferedReader to read text from the file in an efficient manner.

static BufferedReader

Files.newBufferedReader(Path path, Charset cs)

Opens a file for reading, returning a BufferedReader that may be used to read text from the file in an efficient manner.

static BufferedWriter

Files.newBufferedWriter(Path path, Charset cs, OpenOption... options)

Opens or creates a file for writing, returning a BufferedWriter that may be used to write text to the file in an efficient manner.

static BufferedWriter

Files.newBufferedWriter(Path path, OpenOption... options)

Opens or creates a file for writing, returning a BufferedWriter to write text to the file in an efficient manner.

static SeekableByteChannel

Files.newByteChannel(Path path, OpenOption... options)

Opens or creates a file, returning a seekable byte channel to access the file.

static SeekableByteChannel

Files.newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)

Opens or creates a file, returning a seekable byte channel to access the file.

SeekableByteChannel

SecureDirectoryStream.newByteChannel(T path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)

Opens or creates a file in this directory, returning a seekable byte channel to access the file.

static DirectoryStream<Path>

Files.newDirectoryStream(Path dir)

Opens a directory, returning a DirectoryStream to iterate over all entries in the directory.

static DirectoryStream<Path>

Files.newDirectoryStream(Path dir, String glob)

Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.

static DirectoryStream<Path>

Files.newDirectoryStream(Path dir, DirectoryStream.Filter<? super Path> filter)

Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.

SecureDirectoryStream<T>

SecureDirectoryStream.newDirectoryStream(T path, LinkOption... options)

Opens the directory identified by the given path, returning a SecureDirectoryStream to iterate over the entries in the directory.

static FileSystem

FileSystems.newFileSystem(URI uri, Map<String,?> env)

Constructs a new file system that is identified by a URI

static FileSystem

FileSystems.newFileSystem(URI uri, Map<String,?> env, ClassLoader loader)

Constructs a new file system that is identified by a URI

static FileSystem

FileSystems.newFileSystem(Path path)

Constructs a new FileSystem to access the contents of a file as a file system.

static FileSystem

FileSystems.newFileSystem(Path path, ClassLoader loader)

Constructs a new FileSystem to access the contents of a file as a file system.

static FileSystem

FileSystems.newFileSystem(Path path, Map<String,?> env)

Constructs a new FileSystem to access the contents of a file as a file system.

static FileSystem

FileSystems.newFileSystem(Path path, Map<String,?> env, ClassLoader loader)

Constructs a new FileSystem to access the contents of a file as a file system.

static InputStream

Files.newInputStream(Path path, OpenOption... options)

Opens a file, returning an input stream to read from the file.

static OutputStream

Files.newOutputStream(Path path, OpenOption... options)

Opens or creates a file, returning an output stream that may be used to write bytes to the file.

abstract WatchService

FileSystem.newWatchService()

Constructs a new WatchService (optional operation).

FileVisitResult

FileVisitor.postVisitDirectory(T dir, IOException exc)

Invoked for a directory after entries in the directory, and all of their descendants, have been visited.

FileVisitResult

SimpleFileVisitor.postVisitDirectory(T dir, IOException exc)

Invoked for a directory after entries in the directory, and all of their descendants, have been visited.

FileVisitResult

FileVisitor.preVisitDirectory(T dir, BasicFileAttributes attrs)

Invoked for a directory before entries in the directory are visited.

FileVisitResult

SimpleFileVisitor.preVisitDirectory(T dir, BasicFileAttributes attrs)

Invoked for a directory before entries in the directory are visited.

static String

Files.probeContentType(Path path)

Probes the content type of a file.

static byte[]

Files.readAllBytes(Path path)

Reads all the bytes from a file.

static List<String>

Files.readAllLines(Path path)

Read all lines from a file.

static List<String>

Files.readAllLines(Path path, Charset cs)

Read all lines from a file.

static <A extends BasicFileAttributes> A

Files.readAttributes(Path path, Class<A> type, LinkOption... options)

Reads a file's attributes as a bulk operation.

static Map<String,Object>

Files.readAttributes(Path path, String attributes, LinkOption... options)

Reads a set of file attributes as a bulk operation.

static String

Files.readString(Path path)

Reads all content from a file into a string, decoding from bytes to characters using the UTF-8 charset.

static String

Files.readString(Path path, Charset cs)

Reads all characters from a file into a string, decoding from bytes to characters using the specified charset.

static Path

Files.readSymbolicLink(Path link)

Reads the target of a symbolic link (optional operation).

default WatchKey

Path.register(WatchService watcher, WatchEvent.Kind<?>... events)

Registers the file located by this path with a watch service.

WatchKey

Path.register(WatchService watcher, WatchEvent.Kind<?>[] events, WatchEvent.Modifier... modifiers)

Registers the file located by this path with a watch service.

WatchKey

Watchable.register(WatchService watcher, WatchEvent.Kind<?>... events)

Registers an object with a watch service.

WatchKey

Watchable.register(WatchService watcher, WatchEvent.Kind<?>[] events, WatchEvent.Modifier... modifiers)

Registers an object with a watch service.

static Path

Files.setAttribute(Path path, String attribute, Object value, LinkOption... options)

Sets the value of a file attribute.

static Path

Files.setLastModifiedTime(Path path, FileTime time)

Updates a file's last modified time attribute.

static Path

Files.setOwner(Path path, UserPrincipal owner)

Updates the file owner.

static Path

Files.setPosixFilePermissions(Path path, Set<PosixFilePermission> perms)

Sets a file's POSIX permissions.

static long

Files.size(Path path)

Returns the size of a file (in bytes).

Path

Path.toRealPath(LinkOption... options)

Returns the real path of an existing file.

FileVisitResult

FileVisitor.visitFile(T file, BasicFileAttributes attrs)

Invoked for a file in a directory.

FileVisitResult

SimpleFileVisitor.visitFile(T file, BasicFileAttributes attrs)

Invoked for a file in a directory.

FileVisitResult

FileVisitor.visitFileFailed(T file, IOException exc)

Invoked for a file that could not be visited.

FileVisitResult

SimpleFileVisitor.visitFileFailed(T file, IOException exc)

Invoked for a file that could not be visited.

static Stream<Path>

Files.walk(Path start, int maxDepth, FileVisitOption... options)

Return a Stream that is lazily populated with Path by walking the file tree rooted at a given starting file.

static Stream<Path>

Files.walk(Path start, FileVisitOption... options)

Return a Stream that is lazily populated with Path by walking the file tree rooted at a given starting file.

static Path

Files.walkFileTree(Path start, FileVisitor<? super Path> visitor)

Walks a file tree.

static Path

Files.walkFileTree(Path start, Set<FileVisitOption> options, int maxDepth, FileVisitor<? super Path> visitor)

Walks a file tree.

static Path

Files.write(Path path, byte[] bytes, OpenOption... options)

Writes bytes to a file.

static Path

Files.write(Path path, Iterable<? extends CharSequence> lines, Charset cs, OpenOption... options)

Write lines of text to a file.

static Path

Files.write(Path path, Iterable<? extends CharSequence> lines, OpenOption... options)

Write lines of text to a file.

static Path

Files.writeString(Path path, CharSequence csq, Charset cs, OpenOption... options)

Write a CharSequence to a file.

static Path

Files.writeString(Path path, CharSequence csq, OpenOption... options)

Write a CharSequence to a file.

Constructors in java.nio.file with parameters of type IOException

Modifier

Constructor

Description

DirectoryIteratorException(IOException cause)

Constructs an instance of this class.
Uses of IOException in java.nio.file.attribute

Subclasses of IOException in java.nio.file.attribute

Modifier and Type

Class

Description

class

UserPrincipalNotFoundException

Checked exception thrown when a lookup of UserPrincipal fails because the principal does not exist.

Methods in java.nio.file.attribute that throw IOException

Modifier and Type

Method

Description

void

UserDefinedFileAttributeView.delete(String name)

Deletes a user-defined attribute.

List<AclEntry>

AclFileAttributeView.getAcl()

Reads the access control list.

UserPrincipal

FileOwnerAttributeView.getOwner()

Read the file owner.

List<String>

UserDefinedFileAttributeView.list()

Returns a list containing the names of the user-defined attributes.

abstract GroupPrincipal

UserPrincipalLookupService.lookupPrincipalByGroupName(String group)

Lookup a group principal by group name.

abstract UserPrincipal

UserPrincipalLookupService.lookupPrincipalByName(String name)

Lookup a user principal by name.

int

UserDefinedFileAttributeView.read(String name, ByteBuffer dst)

Read the value of a user-defined attribute into a buffer.

BasicFileAttributes

BasicFileAttributeView.readAttributes()

Reads the basic file attributes as a bulk operation.

DosFileAttributes

DosFileAttributeView.readAttributes()

PosixFileAttributes

PosixFileAttributeView.readAttributes()

void

AclFileAttributeView.setAcl(List<AclEntry> acl)

Updates (replace) the access control list.

void

DosFileAttributeView.setArchive(boolean value)

Updates the value of the archive attribute.

void

PosixFileAttributeView.setGroup(GroupPrincipal group)

Updates the file group-owner.

void

DosFileAttributeView.setHidden(boolean value)

Updates the value of the hidden attribute.

void

FileOwnerAttributeView.setOwner(UserPrincipal owner)

Updates the file owner.

void

PosixFileAttributeView.setPermissions(Set<PosixFilePermission> perms)

Updates the file permissions.

void

DosFileAttributeView.setReadOnly(boolean value)

Updates the value of the read-only attribute.

void

DosFileAttributeView.setSystem(boolean value)

Updates the value of the system attribute.

void

BasicFileAttributeView.setTimes(FileTime lastModifiedTime, FileTime lastAccessTime, FileTime createTime)

Updates any or all of the file's last modified time, last access time, and create time attributes.

int

UserDefinedFileAttributeView.size(String name)

Returns the size of the value of a user-defined attribute.

int

UserDefinedFileAttributeView.write(String name, ByteBuffer src)

Writes the value of a user-defined attribute from a buffer.
Uses of IOException in java.nio.file.spi

Methods in java.nio.file.spi that throw IOException

Modifier and Type

Method

Description

abstract void

FileSystemProvider.checkAccess(Path path, AccessMode... modes)

Checks the existence, and optionally the accessibility, of a file.

abstract void

FileSystemProvider.copy(Path source, Path target, CopyOption... options)

Copy a file to a target file.

abstract void

FileSystemProvider.createDirectory(Path dir, FileAttribute<?>... attrs)

Creates a new directory.

void

FileSystemProvider.createLink(Path link, Path existing)

Creates a new link (directory entry) for an existing file.

void

FileSystemProvider.createSymbolicLink(Path link, Path target, FileAttribute<?>... attrs)

Creates a symbolic link to a target.

abstract void

FileSystemProvider.delete(Path path)

Deletes a file.

boolean

FileSystemProvider.deleteIfExists(Path path)

Deletes a file if it exists.

abstract FileStore

FileSystemProvider.getFileStore(Path path)

Returns the FileStore representing the file store where a file is located.

abstract boolean

FileSystemProvider.isHidden(Path path)

Tells whether or not a file is considered hidden.

abstract boolean

FileSystemProvider.isSameFile(Path path, Path path2)

Tests if two paths locate the same file.

abstract void

FileSystemProvider.move(Path source, Path target, CopyOption... options)

Move or rename a file to a target file.

AsynchronousFileChannel

FileSystemProvider.newAsynchronousFileChannel(Path path, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)

Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.

abstract SeekableByteChannel

FileSystemProvider.newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)

Opens or creates a file, returning a seekable byte channel to access the file.

abstract DirectoryStream<Path>

FileSystemProvider.newDirectoryStream(Path dir, DirectoryStream.Filter<? super Path> filter)

Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.

FileChannel

FileSystemProvider.newFileChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)

Opens or creates a file for reading and/or writing, returning a file channel to access the file.

abstract FileSystem

FileSystemProvider.newFileSystem(URI uri, Map<String,?> env)

Constructs a new FileSystem object identified by a URI.

FileSystem

FileSystemProvider.newFileSystem(Path path, Map<String,?> env)

Constructs a new FileSystem to access the contents of a file as a file system.

InputStream

FileSystemProvider.newInputStream(Path path, OpenOption... options)

Opens a file, returning an input stream to read from the file.

OutputStream

FileSystemProvider.newOutputStream(Path path, OpenOption... options)

Opens or creates a file, returning an output stream that may be used to write bytes to the file.

abstract String

FileTypeDetector.probeContentType(Path path)

Probes the given file to guess its content type.

abstract <A extends BasicFileAttributes> A

FileSystemProvider.readAttributes(Path path, Class<A> type, LinkOption... options)

Reads a file's attributes as a bulk operation.

abstract Map<String,Object>

FileSystemProvider.readAttributes(Path path, String attributes, LinkOption... options)

Reads a set of file attributes as a bulk operation.

<A extends BasicFileAttributes> A

FileSystemProvider.readAttributesIfExists(Path path, Class<A> type, LinkOption... options)

Reads a file's attributes as a bulk operation if it exists.

Path

FileSystemProvider.readSymbolicLink(Path link)

Reads the target of a symbolic link.

abstract void

FileSystemProvider.setAttribute(Path path, String attribute, Object value, LinkOption... options)

Sets the value of a file attribute.
Uses of IOException in java.rmi

Subclasses of IOException in java.rmi

Modifier and Type

Class

Description

class

AccessException

An AccessException is thrown by certain methods of the java.rmi.Naming class (specifically bind, rebind, and unbind) to indicate that the caller does not have permission to perform the action requested by the method call.

class

ConnectException

A ConnectException is thrown if a connection is refused to the remote host for a remote method call.

class

ConnectIOException

A ConnectIOException is thrown if an IOException occurs while making a connection to the remote host for a remote method call.

class

MarshalException

A MarshalException is thrown if a java.io.IOException occurs while marshalling the remote call header, arguments or return value for a remote method call.

class

NoSuchObjectException

A NoSuchObjectException is thrown if an attempt is made to invoke a method on an object that no longer exists in the remote virtual machine.

class

RemoteException

A RemoteException is the common superclass for a number of communication-related exceptions that may occur during the execution of a remote method call.

class

ServerError

A ServerError is thrown as a result of a remote method invocation when an Error is thrown while processing the invocation on the server, either while unmarshalling the arguments, executing the remote method itself, or marshalling the return value.

class

ServerException

A ServerException is thrown as a result of a remote method invocation when a RemoteException is thrown while processing the invocation on the server, either while unmarshalling the arguments or executing the remote method itself.

class

ServerRuntimeException

Deprecated.
no replacement

class

StubNotFoundException

A StubNotFoundException is thrown if a valid stub class could not be found for a remote object when it is exported.

class

UnexpectedException

An UnexpectedException is thrown if the client of a remote method call receives, as a result of the call, a checked exception that is not among the checked exception types declared in the throws clause of the method in the remote interface.

class

UnknownHostException

An UnknownHostException is thrown if a java.net.UnknownHostException occurs while creating a connection to the remote host for a remote method call.

class

UnmarshalException

An UnmarshalException can be thrown while unmarshalling the parameters or results of a remote method call if any of the following conditions occur: if an exception occurs while unmarshalling the call header if the protocol for the return value is invalid if a java.io.IOException occurs unmarshalling parameters (on the server side) or the return value (on the client side).

Methods in java.rmi that throw IOException

Modifier and Type

Method

Description

T

MarshalledObject.get()

Returns a new copy of the contained marshalledobject.

Constructors in java.rmi that throw IOException

Modifier

Constructor

Description

MarshalledObject(T obj)

Creates a new MarshalledObject that contains the serialized representation of the current state of the supplied object.
Uses of IOException in java.rmi.server

Subclasses of IOException in java.rmi.server

Modifier and Type

Class

Description

class

ExportException

An ExportException is a RemoteException thrown if an attempt to export a remote object fails.

class

SkeletonMismatchException

Deprecated.
no replacement.

class

SkeletonNotFoundException

Deprecated.
no replacement.

class

SocketSecurityException

Deprecated.
This class is obsolete.

Methods in java.rmi.server that throw IOException

Modifier and Type

Method

Description

ServerSocket

RMIServerSocketFactory.createServerSocket(int port)

Create a server socket on the specified port (port 0 indicates an anonymous port).

abstract ServerSocket

RMISocketFactory.createServerSocket(int port)

Create a server socket on the specified port (port 0 indicates an anonymous port).

Socket

RMIClientSocketFactory.createSocket(String host, int port)

Create a client socket connected to the specified host and port.

abstract Socket

RMISocketFactory.createSocket(String host, int port)

Creates a client socket connected to the specified host and port.

void

RemoteCall.done()

Deprecated.
no replacement

ObjectInput

RemoteCall.getInputStream()

Deprecated.
no replacement

ObjectOutput

RemoteCall.getOutputStream()

Deprecated.
no replacement

ObjectOutput

RemoteCall.getResultStream(boolean success)

Deprecated.
no replacement

static ObjID

ObjID.read(ObjectInput in)

Constructs and returns a new ObjID instance by unmarshalling a binary representation from an ObjectInput instance.

static UID

UID.read(DataInput in)

Constructs and returns a new UID instance by unmarshalling a binary representation from an DataInput instance.

void

RemoteCall.releaseInputStream()

Deprecated.
no replacement

void

RemoteCall.releaseOutputStream()

Deprecated.
no replacement

static void

RMISocketFactory.setSocketFactory(RMISocketFactory fac)

Set the global socket factory from which RMI gets sockets (if the remote object is not associated with a specific client and/or server socket factory).

void

ObjID.write(ObjectOutput out)

Marshals a binary representation of this ObjID to an ObjectOutput instance.

void

UID.write(DataOutput out)

Marshals a binary representation of this UID to a DataOutput instance.
Uses of IOException in java.security

Methods in java.security that throw IOException

Modifier and Type

Method

Description

void

Certificate.decode(InputStream stream)

Deprecated, for removal: This API element is subject to removal in a future version.

Decodes a certificate from an input stream.

void

Certificate.encode(OutputStream stream)

Deprecated, for removal: This API element is subject to removal in a future version.

Encodes the certificate to an output stream in a format that can be decoded by the decode method.

protected abstract byte[]

AlgorithmParametersSpi.engineGetEncoded()

Returns the parameters in their primary encoding format.

protected abstract byte[]

AlgorithmParametersSpi.engineGetEncoded(String format)

Returns the parameters encoded in the specified format.

protected abstract void

AlgorithmParametersSpi.engineInit(byte[] params)

Imports the specified parameters and decodes them according to the primary decoding format for parameters.

protected abstract void

AlgorithmParametersSpi.engineInit(byte[] params, String format)

Imports the parameters from params and decodes them according to the specified decoding format.

abstract void

KeyStoreSpi.engineLoad(InputStream stream, char[] password)

Loads the keystore from the given input stream.

void

KeyStoreSpi.engineLoad(KeyStore.LoadStoreParameter param)

Loads the keystore using the given KeyStore.LoadStoreParameter.

boolean

KeyStoreSpi.engineProbe(InputStream stream)

Probes the specified input stream to determine whether it contains a keystore that is supported by this implementation, or not.

abstract void

KeyStoreSpi.engineStore(OutputStream stream, char[] password)

Stores this keystore to the given output stream, and protects its integrity with the given password.

void

KeyStoreSpi.engineStore(KeyStore.LoadStoreParameter param)

Stores this keystore using the given KeyStore.LoadStoreParameter.

final byte[]

AlgorithmParameters.getEncoded()

Returns the parameters in their primary encoding format.

final byte[]

AlgorithmParameters.getEncoded(String format)

Returns the parameters encoded in the specified scheme.

static final KeyStore

KeyStore.getInstance(File file, char[] password)

Returns a loaded keystore object of the appropriate keystore type.

static final KeyStore

KeyStore.getInstance(File file, KeyStore.LoadStoreParameter param)

Returns a loaded keystore object of the appropriate keystore type.

Object

SignedObject.getObject()

Retrieves the encapsulated object.

final void

AlgorithmParameters.init(byte[] params)

Imports the specified parameters and decodes them according to the primary decoding format for parameters.

final void

AlgorithmParameters.init(byte[] params, String format)

Imports the parameters from params and decodes them according to the specified decoding scheme.

final void

KeyStore.load(InputStream stream, char[] password)

Loads this keystore from the given input stream.

final void

KeyStore.load(KeyStore.LoadStoreParameter param)

Loads this keystore using the given LoadStoreParameter.

void

Provider.load(InputStream inStream)

Reads a property list (key and element pairs) from the input stream.

int

DigestInputStream.read()

Reads a byte, and updates the message digest (if the digest function is on).

int

DigestInputStream.read(byte[] b, int off, int len)

Reads into a byte array, and updates the message digest (if the digest function is on).

final void

KeyStore.store(OutputStream stream, char[] password)

Stores this keystore to the given output stream, and protects its integrity with the given password.

final void

KeyStore.store(KeyStore.LoadStoreParameter param)

Stores this keystore using the given LoadStoreParameter.

void

DigestOutputStream.write(byte[] b, int off, int len)

Updates the message digest (if the digest function is on) using the specified subarray, and in any case writes the subarray to the output stream.

void

DigestOutputStream.write(int b)

Updates the message digest (if the digest function is on) using the specified byte, and in any case writes the byte to the output stream.

Constructors in java.security that throw IOException

Modifier

Constructor

Description

SignedObject(Serializable object, PrivateKey signingKey, Signature signingEngine)

Constructs a SignedObject from any Serializable object.
Uses of IOException in java.security.cert

Methods in java.security.cert that throw IOException

Modifier and Type

Method

Description

void

X509CRLSelector.addIssuerName(byte[] name)

Adds a name to the issuerNames criterion.

void

X509CRLSelector.addIssuerName(String name)

Deprecated.
Use X509CRLSelector.addIssuer(X500Principal) or X509CRLSelector.addIssuerName(byte[]) instead.

void

X509CertSelector.addPathToName(int type, byte[] name)

Adds a name to the pathToNames criterion.

void

X509CertSelector.addPathToName(int type, String name)

Adds a name to the pathToNames criterion.

void

X509CertSelector.addSubjectAlternativeName(int type, byte[] name)

Adds a name to the subjectAlternativeNames criterion.

void

X509CertSelector.addSubjectAlternativeName(int type, String name)

Adds a name to the subjectAlternativeNames criterion.

void

Extension.encode(OutputStream out)

Generates the extension's DER encoding and writes it to the output stream.

byte[]

X509CertSelector.getIssuerAsBytes()

Returns the issuer criterion as a byte array.

byte[]

X509CertSelector.getSubjectAsBytes()

Returns the subject criterion as a byte array.

void

X509CertSelector.setExtendedKeyUsage(Set<String> keyPurposeSet)

Sets the extendedKeyUsage criterion.

void

X509CertSelector.setIssuer(byte[] issuerDN)

Sets the issuer criterion.

void

X509CertSelector.setIssuer(String issuerDN)

Deprecated.
Use X509CertSelector.setIssuer(X500Principal) or X509CertSelector.setIssuer(byte[]) instead.

void

X509CRLSelector.setIssuerNames(Collection<?> names)

Note: use X509CRLSelector.setIssuers(Collection) instead or only specify the byte array form of distinguished names when using this method.

void

X509CertSelector.setNameConstraints(byte[] bytes)

Sets the name constraints criterion.

void

X509CertSelector.setPathToNames(Collection<List<?>> names)

Sets the pathToNames criterion.

void

X509CertSelector.setPolicy(Set<String> certPolicySet)

Sets the policy constraint.

void

X509CertSelector.setSubject(byte[] subjectDN)

Sets the subject criterion.

void

X509CertSelector.setSubject(String subjectDN)

Deprecated.
Use X509CertSelector.setSubject(X500Principal) or X509CertSelector.setSubject(byte[]) instead.

void

X509CertSelector.setSubjectAlternativeNames(Collection<List<?>> names)

Sets the subjectAlternativeNames criterion.

void

X509CertSelector.setSubjectPublicKey(byte[] key)

Sets the subjectPublicKey criterion.

void

X509CertSelector.setSubjectPublicKeyAlgID(String oid)

Sets the subjectPublicKeyAlgID criterion.

Constructors in java.security.cert that throw IOException

Modifier

Constructor

Description

PolicyQualifierInfo(byte[] encoded)

Creates an instance of PolicyQualifierInfo from the encoded bytes.
Uses of IOException in java.util

Subclasses of IOException in java.util

Modifier and Type

Class

Description

class

InvalidPropertiesFormatException

Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of properties, as per the Properties specification.

Methods in java.util that return IOException

Modifier and Type

Method

Description

IOException

Formatter.ioException()

Returns the IOException last thrown by this formatter's Appendable.

IOException

Scanner.ioException()

Returns the IOException last thrown by this Scanner's underlying Readable.

Methods in java.util that throw IOException

Modifier and Type

Method

Description

void

Properties.load(InputStream inStream)

Reads a property list (key and element pairs) from the input byte stream.

void

Properties.load(Reader reader)

Reads a property list (key and element pairs) from the input character stream in a simple line-oriented format.

void

Properties.loadFromXML(InputStream in)

Loads all of the properties represented by the XML document on the specified input stream into this properties table.

ResourceBundle

ResourceBundle.Control.newBundle(String baseName, Locale locale, String format, ClassLoader loader, boolean reload)

Instantiates a resource bundle for the given bundle name of the given format and locale, using the given class loader if necessary.

void

Properties.store(OutputStream out, String comments)

Writes this property list (key and element pairs) in this Properties table to the output stream in a format suitable for loading into a Properties table using the load(InputStream) method.

void

Properties.store(Writer writer, String comments)

Writes this property list (key and element pairs) in this Properties table to the output character stream in a format suitable for using the load(Reader) method.

void

Properties.storeToXML(OutputStream os, String comment)

Emits an XML document representing all of the properties contained in this table.

void

Properties.storeToXML(OutputStream os, String comment, String encoding)

Emits an XML document representing all of the properties contained in this table, using the specified encoding.

void

Properties.storeToXML(OutputStream os, String comment, Charset charset)

Emits an XML document representing all of the properties contained in this table, using the specified encoding.

Constructors in java.util that throw IOException

Modifier

Constructor

Description

Formatter(File file, Charset charset, Locale l)

Constructs a new formatter with the specified file, charset, and locale.

Formatter(String fileName, Charset charset, Locale l)

Constructs a new formatter with the specified file name, charset, and locale.

PropertyResourceBundle(InputStream stream)

Creates a property resource bundle from an InputStream.

PropertyResourceBundle(Reader reader)

Creates a property resource bundle from a Reader.

Scanner(File source, Charset charset)

Constructs a new Scanner that produces values scanned from the specified file.

Scanner(Path source)

Constructs a new Scanner that produces values scanned from the specified file.

Scanner(Path source, String charsetName)

Constructs a new Scanner that produces values scanned from the specified file.

Scanner(Path source, Charset charset)

Constructs a new Scanner that produces values scanned from the specified file.
Uses of IOException in java.util.jar

Subclasses of IOException in java.util.jar

Modifier and Type

Class

Description

class

JarException

Signals that an error of some sort has occurred while reading from or writing to a JAR file.

Methods in java.util.jar that throw IOException

Modifier and Type

Method

Description

Attributes

JarEntry.getAttributes()

Returns the Manifest Attributes for this entry, or null if none.

InputStream

JarFile.getInputStream(ZipEntry ze)

Returns an input stream for reading the contents of the specified zip file entry.

Manifest

JarFile.getManifest()

Returns the jar file manifest, or null if none.

ZipEntry

JarInputStream.getNextEntry()

Reads the next ZIP file entry and positions the stream at the beginning of the entry data.

JarEntry

JarInputStream.getNextJarEntry()

Reads the next JAR file entry and positions the stream at the beginning of the entry data.

void

JarOutputStream.putNextEntry(ZipEntry ze)

Begins writing a new JAR file entry and positions the stream to the start of the entry data.

int

JarInputStream.read(byte[] b, int off, int len)

Reads from the current JAR entry into an array of bytes, returning the number of inflated bytes.

void

Manifest.read(InputStream is)

Reads the Manifest from the specified InputStream.

void

Manifest.write(OutputStream out)

Writes the Manifest to the specified OutputStream.

Constructors in java.util.jar that throw IOException

Modifier

Constructor

Description

JarFile(File file)

Creates a new JarFile to read from the specified File object.

JarFile(File file, boolean verify)

Creates a new JarFile to read from the specified File object.

JarFile(File file, boolean verify, int mode)

Creates a new JarFile to read from the specified File object in the specified mode.

JarFile(File file, boolean verify, int mode, Runtime.Version version)

Creates a new JarFile to read from the specified File object in the specified mode.

JarFile(String name)

Creates a new JarFile to read from the specified file name.

JarFile(String name, boolean verify)

Creates a new JarFile to read from the specified file name.

JarInputStream(InputStream in)

Creates a new JarInputStream and reads the optional manifest.

JarInputStream(InputStream in, boolean verify)

Creates a new JarInputStream and reads the optional manifest.

JarOutputStream(OutputStream out)

Creates a new JarOutputStream with no manifest.

JarOutputStream(OutputStream out, Manifest man)

Creates a new JarOutputStream with the specified Manifest.

Manifest(InputStream is)

Constructs a new Manifest from the specified input stream.
Uses of IOException in java.util.logging

Methods in java.util.logging that throw IOException

Modifier and Type

Method

Description

void

LogManager.readConfiguration()

Reads and initializes the logging configuration.

void

LogManager.readConfiguration(InputStream ins)

Reads and initializes the logging configuration from the given input stream.

void

LogManager.updateConfiguration(InputStream ins, Function<String,BiFunction<String,String,String>> mapper)

Updates the logging configuration.

void

LogManager.updateConfiguration(Function<String,BiFunction<String,String,String>> mapper)

Updates the logging configuration.

Constructors in java.util.logging that throw IOException

Modifier

Constructor

Description

FileHandler()

Construct a default FileHandler.

FileHandler(String pattern)

Initialize a FileHandler to write to the given filename.

FileHandler(String pattern, boolean append)

Initialize a FileHandler to write to the given filename, with optional append.

FileHandler(String pattern, int limit, int count)

Initialize a FileHandler to write to a set of files.

FileHandler(String pattern, int limit, int count, boolean append)

Initialize a FileHandler to write to a set of files with optional append.

FileHandler(String pattern, long limit, int count, boolean append)

Initialize a FileHandler to write to a set of files with optional append.

SocketHandler()

Create a SocketHandler, using only LogManager properties (or their defaults).

SocketHandler(String host, int port)

Construct a SocketHandler using a specified host and port.
Uses of IOException in java.util.prefs

Methods in java.util.prefs that throw IOException

Modifier and Type

Method

Description

void

AbstractPreferences.exportNode(OutputStream os)

Implements the exportNode method as per the specification in Preferences.exportNode(OutputStream).

abstract void

Preferences.exportNode(OutputStream os)

Emits on the specified output stream an XML document representing all of the preferences contained in this node (but not its descendants).

void

AbstractPreferences.exportSubtree(OutputStream os)

Implements the exportSubtree method as per the specification in Preferences.exportSubtree(OutputStream).

abstract void

Preferences.exportSubtree(OutputStream os)

Emits an XML document representing all of the preferences contained in this node and all of its descendants.

static void

Preferences.importPreferences(InputStream is)

Imports all of the preferences represented by the XML document on the specified input stream.
Uses of IOException in java.util.zip

Subclasses of IOException in java.util.zip

Modifier and Type

Class

Description

class

ZipException

Signals that a Zip exception of some sort has occurred.

Methods in java.util.zip that throw IOException

Modifier and Type

Method

Description

int

DeflaterInputStream.available()

Returns 0 after EOF has been reached, otherwise always return 1.

int

InflaterInputStream.available()

Returns 0 after EOF has been reached, otherwise always return 1.

int

ZipInputStream.available()

Returns 0 when end of stream is detected for the current ZIP entry or ZipInputStream.closeEntry() has been called on the current ZIP entry, otherwise returns 1.

void

DeflaterInputStream.close()

Closes this input stream and its underlying input stream, discarding any pending uncompressed data.

void

DeflaterOutputStream.close()

Writes remaining compressed data to the output stream and closes the underlying stream.

void

GZIPInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

InflaterInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

InflaterOutputStream.close()

Writes any remaining uncompressed data to the output stream and closes the underlying output stream.

void

ZipFile.close()

Closes the ZIP file.

void

ZipInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

ZipOutputStream.close()

Closes the ZIP output stream as well as the stream being filtered.

void

ZipInputStream.closeEntry()

Closes the current ZIP entry and positions the stream for reading the next entry.

void

ZipOutputStream.closeEntry()

Closes the current ZIP entry and positions the stream for writing the next entry.

protected void

DeflaterOutputStream.deflate()

Writes next block of compressed data to the output stream.

protected void

InflaterInputStream.fill()

Fills input buffer with more data to decompress.

void

DeflaterOutputStream.finish()

Finishes writing compressed data to the output stream without closing the underlying stream.

void

GZIPOutputStream.finish()

Finishes writing compressed data to the output stream without closing the underlying stream.

void

InflaterOutputStream.finish()

Finishes writing uncompressed data to the output stream without closing the underlying stream.

void

ZipOutputStream.finish()

Finishes writing the contents of the ZIP output stream without closing the underlying stream.

void

DeflaterOutputStream.flush()

Flushes the compressed output stream.

void

InflaterOutputStream.flush()

Flushes this output stream, forcing any pending buffered output bytes to be written.

InputStream

ZipFile.getInputStream(ZipEntry entry)

Returns an input stream for reading the contents of the specified zip file entry.

ZipEntry

ZipInputStream.getNextEntry()

Reads the next ZIP file entry and positions the stream at the beginning of the entry data.

void

ZipOutputStream.putNextEntry(ZipEntry e)

Begins writing a new ZIP file entry and positions the stream to the start of the entry data.

int

CheckedInputStream.read()

Reads a byte.

int

CheckedInputStream.read(byte[] buf, int off, int len)

Reads into an array of bytes.

int

DeflaterInputStream.read()

Reads a single byte of compressed data from the input stream.

int

DeflaterInputStream.read(byte[] b, int off, int len)

Reads compressed data into a byte array.

int

GZIPInputStream.read(byte[] buf, int off, int len)

Reads uncompressed data into an array of bytes, returning the number of inflated bytes.

int

InflaterInputStream.read()

Reads a byte of uncompressed data.

int

InflaterInputStream.read(byte[] b, int off, int len)

Reads uncompressed data into an array of bytes, returning the number of inflated bytes.

int

ZipInputStream.read()

Reads the next byte of data from the input stream for the current ZIP entry.

int

ZipInputStream.read(byte[] b, int off, int len)

Reads the requested number of bytes from the input stream into the given byte array for the current ZIP entry returning the number of inflated bytes.

byte[]

ZipInputStream.readAllBytes()

Reads all remaining bytes from the input stream for the current ZIP entry.

int

ZipInputStream.readNBytes(byte[] b, int off, int len)

Reads the requested number of bytes from the input stream into the given byte array for the current ZIP entry returning the number of inflated bytes.

byte[]

ZipInputStream.readNBytes(int len)

Reads up to a specified number of bytes from the input stream for the current ZIP entry.

void

DeflaterInputStream.reset()

This operation is not supported.

void

InflaterInputStream.reset()

Repositions this stream to the position at the time the mark method was last called on this input stream.

long

CheckedInputStream.skip(long n)

Skips specified number of bytes of input.

long

DeflaterInputStream.skip(long n)

Skips over and discards data from the input stream.

long

InflaterInputStream.skip(long n)

Skips specified number of bytes of uncompressed data.

long

ZipInputStream.skip(long n)

Skips over and discards n bytes of data from this input stream for the current ZIP entry.

void

ZipInputStream.skipNBytes(long n)

Skips over and discards exactly n bytes of data from this input stream for the current ZIP entry.

long

ZipInputStream.transferTo(OutputStream out)

Reads all bytes from this input stream for the current ZIP entry and writes the bytes to the given output stream in the order that they are read.

void

CheckedOutputStream.write(byte[] b, int off, int len)

Writes an array of bytes.

void

CheckedOutputStream.write(int b)

Writes a byte.

void

DeflaterOutputStream.write(byte[] b, int off, int len)

Writes an array of bytes to the compressed output stream.

void

DeflaterOutputStream.write(int b)

Writes a byte to the compressed output stream.

void

GZIPOutputStream.write(byte[] buf, int off, int len)

Writes array of bytes to the compressed output stream.

void

InflaterOutputStream.write(byte[] b, int off, int len)

Writes an array of bytes to the uncompressed output stream.

void

InflaterOutputStream.write(int b)

Writes a byte to the uncompressed output stream.

void

ZipOutputStream.write(byte[] b, int off, int len)

Writes an array of bytes to the current ZIP entry data.

Constructors in java.util.zip that throw IOException

Modifier

Constructor

Description

GZIPInputStream(InputStream in)

Creates a new input stream with a default buffer size.

GZIPInputStream(InputStream in, int size)

Creates a new input stream with the specified buffer size.

GZIPOutputStream(OutputStream out)

Creates a new output stream with a default buffer size.

GZIPOutputStream(OutputStream out, boolean syncFlush)

Creates a new output stream with a default buffer size and the specified flush mode.

GZIPOutputStream(OutputStream out, int size)

Creates a new output stream with the specified buffer size.

GZIPOutputStream(OutputStream out, int size, boolean syncFlush)

Creates a new output stream with the specified buffer size and flush mode.

ZipFile(File file)

Opens a ZIP file for reading given the specified File object.

ZipFile(File file, int mode)

Opens a new ZipFile to read from the specified File object in the specified mode.

ZipFile(File file, int mode, Charset charset)

Opens a new ZipFile to read from the specified File object in the specified mode.

ZipFile(File file, Charset charset)

Opens a ZIP file for reading given the specified File object.

ZipFile(String name)

Opens a zip file for reading.

ZipFile(String name, Charset charset)

Opens a zip file for reading.
Uses of IOException in javax.annotation.processing

Subclasses of IOException in javax.annotation.processing

Modifier and Type

Class

Description

class

FilerException

Indicates a Filer detected an attempt to open a file that would violate the guarantees provided by the Filer.

Methods in javax.annotation.processing that throw IOException

Modifier and Type

Method

Description

JavaFileObject

Filer.createClassFile(CharSequence name, Element... originatingElements)

Creates a new class file, and returns an object to allow writing to it.

FileObject

Filer.createResource(JavaFileManager.Location location, CharSequence moduleAndPkg, CharSequence relativeName, Element... originatingElements)

Creates a new auxiliary resource file for writing and returns a file object for it.

JavaFileObject

Filer.createSourceFile(CharSequence name, Element... originatingElements)

Creates a new source file and returns an object to allow writing to it.

FileObject

Filer.getResource(JavaFileManager.Location location, CharSequence moduleAndPkg, CharSequence relativeName)

Returns an object for reading an existing resource.
Uses of IOException in javax.crypto

Methods in javax.crypto that throw IOException

Modifier and Type

Method

Description

int

CipherInputStream.available()

Returns the number of bytes that can be read from this input stream without blocking.

void

CipherInputStream.close()

Closes this input stream and releases any system resources associated with the stream.

void

CipherOutputStream.close()

Closes this output stream and releases any system resources associated with this stream.

void

CipherOutputStream.flush()

Flushes this output stream by forcing any buffered output bytes that have already been processed by the encapsulated Cipher object to be written out.

byte[]

EncryptedPrivateKeyInfo.getEncoded()

Returns the ASN.1 encoding of this object.

final Object

SealedObject.getObject(Key key)

Retrieves the original (encapsulated) object.

final Object

SealedObject.getObject(Key key, String provider)

Retrieves the original (encapsulated) object.

final Object

SealedObject.getObject(Cipher c)

Retrieves the original (encapsulated) object.

int

CipherInputStream.read()

Reads the next byte of data from this input stream.

int

CipherInputStream.read(byte[] b)

Reads up to b.length bytes of data from this input stream into an array of bytes.

int

CipherInputStream.read(byte[] b, int off, int len)

Reads up to len bytes of data from this input stream into an array of bytes.

long

CipherInputStream.skip(long n)

Skips n bytes of input from the bytes that can be read from this input stream without blocking.

void

CipherOutputStream.write(byte[] b)

Writes b.length bytes from the specified byte array to this output stream.

void

CipherOutputStream.write(byte[] b, int off, int len)

Writes len bytes from the specified byte array starting at offset off to this output stream.

void

CipherOutputStream.write(int b)

Writes the specified byte to this output stream.

Constructors in javax.crypto that throw IOException

Modifier

Constructor

Description

EncryptedPrivateKeyInfo(byte[] encoded)

Constructs (i.e., parses) an EncryptedPrivateKeyInfo from its ASN.1 encoding.

SealedObject(Serializable object, Cipher c)

Constructs a SealedObject from any Serializable object.
Uses of IOException in javax.imageio

Subclasses of IOException in javax.imageio

Modifier and Type

Class

Description

class

IIOException

An exception class used for signaling run-time failure of reading and writing operations.

Methods in javax.imageio that throw IOException

Modifier and Type

Method

Description

boolean

ImageWriter.canInsertEmpty(int imageIndex)

Returns true if the writer supports the insertion of a new, empty image at the given index.

boolean

ImageWriter.canInsertImage(int imageIndex)

Returns true if the writer supports the insertion of a new image at the given index.

boolean

ImageWriter.canRemoveImage(int imageIndex)

Returns true if the writer supports the removal of an existing image at the given index.

boolean

ImageWriter.canReplaceImageMetadata(int imageIndex)

Returns true if it is possible to replace the image metadata associated with an existing image with index imageIndex.

boolean

ImageWriter.canReplacePixels(int imageIndex)

Returns true if the writer allows pixels of the given image to be replaced using the replacePixels methods.

boolean

ImageWriter.canReplaceStreamMetadata()

Returns true if it is possible to replace the stream metadata already present in the output.

boolean

ImageWriter.canWriteEmpty()

Returns true if the writer supports the writing of a complete image stream consisting of a single image with undefined pixel values and associated metadata and thumbnails to the output.

static ImageInputStream

ImageIO.createImageInputStream(Object input)

Returns an ImageInputStream that will take its input from the given Object.

static ImageOutputStream

ImageIO.createImageOutputStream(Object output)

Returns an ImageOutputStream that will send its output to the given Object.

void

ImageWriter.endInsertEmpty()

Completes the insertion of a new image that was begun with a prior call to prepareInsertEmpty.

void

ImageWriter.endReplacePixels()

Terminates a sequence of calls to replacePixels.

void

ImageWriter.endWriteEmpty()

Completes the writing of a new image that was begun with a prior call to prepareWriteEmpty.

void

ImageWriter.endWriteSequence()

Completes the writing of a sequence of images begun with prepareWriteSequence.

float

ImageReader.getAspectRatio(int imageIndex)

Returns the aspect ratio of the given image (that is, its width divided by its height) as a float.

String

ImageReader.getFormatName()

Returns a String identifying the format of the input source.

abstract int

ImageReader.getHeight(int imageIndex)

Returns the height in pixels of the given image within the input source.

abstract IIOMetadata

ImageReader.getImageMetadata(int imageIndex)

Returns an IIOMetadata object containing metadata associated with the given image, or null if the reader does not support reading metadata, is set to ignore metadata, or if no metadata is available.

IIOMetadata

ImageReader.getImageMetadata(int imageIndex, String formatName, Set<String> nodeNames)

Returns an IIOMetadata object representing the metadata associated with the given image, or null if the reader does not support reading metadata or none is available.

abstract Iterator<ImageTypeSpecifier>

ImageReader.getImageTypes(int imageIndex)

Returns an Iterator containing possible image types to which the given image may be decoded, in the form of ImageTypeSpecifierss.

abstract int

ImageReader.getNumImages(boolean allowSearch)

Returns the number of images, not including thumbnails, available from the current input source.

int

ImageReader.getNumThumbnails(int imageIndex)

Returns the number of thumbnail preview images associated with the given image.

ImageTypeSpecifier

ImageReader.getRawImageType(int imageIndex)

Returns an ImageTypeSpecifier indicating the SampleModel and ColorModel which most closely represents the "raw" internal format of the image.

abstract IIOMetadata

ImageReader.getStreamMetadata()

Returns an IIOMetadata object representing the metadata associated with the input source as a whole (i.e., not associated with any particular image), or null if the reader does not support reading metadata, is set to ignore metadata, or if no metadata is available.

IIOMetadata

ImageReader.getStreamMetadata(String formatName, Set<String> nodeNames)

Returns an IIOMetadata object representing the metadata associated with the input source as a whole (i.e., not associated with any particular image).

int

ImageReader.getThumbnailHeight(int imageIndex, int thumbnailIndex)

Returns the height of the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex.

int

ImageReader.getThumbnailWidth(int imageIndex, int thumbnailIndex)

Returns the width of the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex.

int

ImageReader.getTileGridXOffset(int imageIndex)

Returns the X coordinate of the upper-left corner of tile (0, 0) in the given image.

int

ImageReader.getTileGridYOffset(int imageIndex)

Returns the Y coordinate of the upper-left corner of tile (0, 0) in the given image.

int

ImageReader.getTileHeight(int imageIndex)

Returns the height of a tile in the given image.

int

ImageReader.getTileWidth(int imageIndex)

Returns the width of a tile in the given image.

abstract int

ImageReader.getWidth(int imageIndex)

Returns the width in pixels of the given image within the input source.

boolean

ImageReader.hasThumbnails(int imageIndex)

Returns true if the given image has thumbnail preview images associated with it.

boolean

ImageReader.isImageTiled(int imageIndex)

Returns true if the image is organized into tiles, that is, equal-sized non-overlapping rectangles.

boolean

ImageReader.isRandomAccessEasy(int imageIndex)

Returns true if the storage format of the given image places no inherent impediment on random access to pixels.

void

ImageWriter.prepareInsertEmpty(int imageIndex, ImageTypeSpecifier imageType, int width, int height, IIOMetadata imageMetadata, List<? extends BufferedImage> thumbnails, ImageWriteParam param)

Begins the insertion of a new image with undefined pixel values into an existing image stream.

void

ImageWriter.prepareReplacePixels(int imageIndex, Rectangle region)

Prepares the writer to handle a series of calls to the replacePixels methods.

void

ImageWriter.prepareWriteEmpty(IIOMetadata streamMetadata, ImageTypeSpecifier imageType, int width, int height, IIOMetadata imageMetadata, List<? extends BufferedImage> thumbnails, ImageWriteParam param)

Begins the writing of a complete image stream, consisting of a single image with undefined pixel values and associated metadata and thumbnails, to the output.

void

ImageWriter.prepareWriteSequence(IIOMetadata streamMetadata)

Prepares a stream to accept a series of subsequent writeToSequence calls, using the provided stream metadata object.

static BufferedImage

ImageIO.read(File input)

Returns a BufferedImage as the result of decoding a supplied File with an ImageReader chosen automatically from among those currently registered.

static BufferedImage

ImageIO.read(InputStream input)

Returns a BufferedImage as the result of decoding a supplied InputStream with an ImageReader chosen automatically from among those currently registered.

static BufferedImage

ImageIO.read(URL input)

Returns a BufferedImage as the result of decoding a supplied URL with an ImageReader chosen automatically from among those currently registered.

static BufferedImage

ImageIO.read(ImageInputStream stream)

Returns a BufferedImage as the result of decoding a supplied ImageInputStream with an ImageReader chosen automatically from among those currently registered.

BufferedImage

ImageReader.read(int imageIndex)

Reads the image indexed by imageIndex and returns it as a complete BufferedImage, using a default ImageReadParam.

abstract BufferedImage

ImageReader.read(int imageIndex, ImageReadParam param)

Reads the image indexed by imageIndex and returns it as a complete BufferedImage, using a supplied ImageReadParam.

IIOImage

ImageReader.readAll(int imageIndex, ImageReadParam param)

Reads the image indexed by imageIndex and returns an IIOImage containing the image, thumbnails, and associated image metadata, using a supplied ImageReadParam.

Iterator<IIOImage>

ImageReader.readAll(Iterator<? extends ImageReadParam> params)

Returns an Iterator containing all the images, thumbnails, and metadata, starting at the index given by getMinIndex, from the input source in the form of IIOImage objects.

RenderedImage

ImageReader.readAsRenderedImage(int imageIndex, ImageReadParam param)

Returns a RenderedImage object that contains the contents of the image indexed by imageIndex.

Raster

ImageReader.readRaster(int imageIndex, ImageReadParam param)

Returns a new Raster object containing the raw pixel data from the image stream, without any color conversion applied.

BufferedImage

ImageReader.readThumbnail(int imageIndex, int thumbnailIndex)

Returns the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex as a BufferedImage.

BufferedImage

ImageReader.readTile(int imageIndex, int tileX, int tileY)

Reads the tile indicated by the tileX and tileY arguments, returning it as a BufferedImage.

Raster

ImageReader.readTileRaster(int imageIndex, int tileX, int tileY)

Returns a new Raster object containing the raw pixel data from the tile, without any color conversion applied.

void

ImageWriter.removeImage(int imageIndex)

Removes an image from the stream.

void

ImageWriter.replaceImageMetadata(int imageIndex, IIOMetadata imageMetadata)

Replaces the image metadata associated with an existing image.

void

ImageWriter.replacePixels(Raster raster, ImageWriteParam param)

Replaces a portion of an image already present in the output with a portion of the given Raster.

void

ImageWriter.replacePixels(RenderedImage image, ImageWriteParam param)

Replaces a portion of an image already present in the output with a portion of the given image.

void

ImageWriter.replaceStreamMetadata(IIOMetadata streamMetadata)

Replaces the stream metadata in the output with new information.

static boolean

ImageIO.write(RenderedImage im, String formatName, File output)

Writes an image using an arbitrary ImageWriter that supports the given format to a File.

static boolean

ImageIO.write(RenderedImage im, String formatName, OutputStream output)

Writes an image using an arbitrary ImageWriter that supports the given format to an OutputStream.

static boolean

ImageIO.write(RenderedImage im, String formatName, ImageOutputStream output)

Writes an image using an arbitrary ImageWriter that supports the given format to an ImageOutputStream.

void

ImageWriter.write(RenderedImage image)

Appends a complete image stream consisting of a single image with default metadata and thumbnails to the output.

void

ImageWriter.write(IIOImage image)

Appends a complete image stream containing a single image with default metadata and thumbnails to the output.

abstract void

ImageWriter.write(IIOMetadata streamMetadata, IIOImage image, ImageWriteParam param)

Appends a complete image stream containing a single image and associated stream and image metadata and thumbnails to the output.

void

ImageWriter.writeInsert(int imageIndex, IIOImage image, ImageWriteParam param)

Inserts a new image into an existing image stream.

void

ImageWriter.writeToSequence(IIOImage image, ImageWriteParam param)

Appends a single image and possibly associated metadata and thumbnails, to the output.
Uses of IOException in javax.imageio.metadata

Subclasses of IOException in javax.imageio.metadata

Modifier and Type

Class

Description

class

IIOInvalidTreeException

An IIOInvalidTreeException is thrown when an attempt by an IIOMetadata object to parse a tree of IIOMetadataNodes fails.
Uses of IOException in javax.imageio.spi

Methods in javax.imageio.spi that throw IOException

Modifier and Type

Method

Description

abstract boolean

ImageReaderSpi.canDecodeInput(Object source)

Returns true if the supplied source object appears to be of the format supported by this reader.

ImageInputStream

ImageInputStreamSpi.createInputStreamInstance(Object input)

Returns an instance of the ImageInputStream implementation associated with this service provider.

abstract ImageInputStream

ImageInputStreamSpi.createInputStreamInstance(Object input, boolean useCache, File cacheDir)

Returns an instance of the ImageInputStream implementation associated with this service provider.

ImageOutputStream

ImageOutputStreamSpi.createOutputStreamInstance(Object output)

Returns an instance of the ImageOutputStream implementation associated with this service provider.

abstract ImageOutputStream

ImageOutputStreamSpi.createOutputStreamInstance(Object output, boolean useCache, File cacheDir)

Returns an instance of the ImageOutputStream implementation associated with this service provider.

ImageReader

ImageReaderSpi.createReaderInstance()

Returns an instance of the ImageReader implementation associated with this service provider.

abstract ImageReader

ImageReaderSpi.createReaderInstance(Object extension)

Returns an instance of the ImageReader implementation associated with this service provider.

ImageWriter

ImageWriterSpi.createWriterInstance()

Returns an instance of the ImageWriter implementation associated with this service provider.

abstract ImageWriter

ImageWriterSpi.createWriterInstance(Object extension)

Returns an instance of the ImageWriter implementation associated with this service provider.
Uses of IOException in javax.imageio.stream

Methods in javax.imageio.stream that throw IOException

Modifier and Type

Method

Description

protected final void

ImageInputStreamImpl.checkClosed()

Throws an IOException if the stream has been closed.

void

FileCacheImageInputStream.close()

Closes this FileCacheImageInputStream, closing and removing the cache file.

void

FileCacheImageOutputStream.close()

Closes this FileCacheImageOutputStream.

void

FileImageOutputStream.close()

void

ImageInputStream.close()

Closes the stream.

void

ImageInputStreamImpl.close()

void

MemoryCacheImageInputStream.close()

Closes this MemoryCacheImageInputStream, freeing the cache.

void

MemoryCacheImageOutputStream.close()

Closes this MemoryCacheImageOutputStream.

void

ImageInputStream.flush()

Discards the initial position of the stream prior to the current stream position.

void

ImageInputStreamImpl.flush()

void

FileCacheImageOutputStream.flushBefore(long pos)

void

ImageInputStream.flushBefore(long pos)

Discards the initial portion of the stream prior to the indicated position.

void

ImageInputStreamImpl.flushBefore(long pos)

void

ImageOutputStream.flushBefore(long pos)

Flushes all data prior to the given position to the underlying destination, such as an OutputStream or File.

void

MemoryCacheImageOutputStream.flushBefore(long pos)

protected final void

ImageOutputStreamImpl.flushBits()

If the bit offset is non-zero, forces the remaining bits in the current byte to 0 and advances the stream position by one.

int

ImageInputStream.getBitOffset()

Returns the current bit offset, as an integer between 0 and 7, inclusive.

int

ImageInputStreamImpl.getBitOffset()

long

ImageInputStream.getStreamPosition()

Returns the current byte position of the stream.

long

ImageInputStreamImpl.getStreamPosition()

long

ImageInputStream.length()

Returns the total length of the stream, if known.

int

FileCacheImageInputStream.read()

int

FileCacheImageInputStream.read(byte[] b, int off, int len)

int

FileCacheImageOutputStream.read()

int

FileCacheImageOutputStream.read(byte[] b, int off, int len)

int

FileImageInputStream.read()

int

FileImageInputStream.read(byte[] b, int off, int len)

int

FileImageOutputStream.read()

int

FileImageOutputStream.read(byte[] b, int off, int len)

int

ImageInputStream.read()

Reads a single byte from the stream and returns it as an integer between 0 and 255.

int

ImageInputStream.read(byte[] b)

Reads up to b.length bytes from the stream, and stores them into b starting at index 0.

int

ImageInputStream.read(byte[] b, int off, int len)

Reads up to len bytes from the stream, and stores them into b starting at index off.

abstract int

ImageInputStreamImpl.read()

Reads a single byte from the stream and returns it as an int between 0 and 255.

int

ImageInputStreamImpl.read(byte[] b)

A convenience method that calls read(b, 0, b.length).

abstract int

ImageInputStreamImpl.read(byte[] b, int off, int len)

Reads up to len bytes from the stream, and stores them into b starting at index off.

int

MemoryCacheImageInputStream.read()

int

MemoryCacheImageInputStream.read(byte[] b, int off, int len)

int

MemoryCacheImageOutputStream.read()

int

MemoryCacheImageOutputStream.read(byte[] b, int off, int len)

int

ImageInputStream.readBit()

Reads a single bit from the stream and returns it as an int with the value 0 or 1.

int

ImageInputStreamImpl.readBit()

long

ImageInputStream.readBits(int numBits)

Reads a bitstring from the stream and returns it as a long, with the first bit read becoming the most significant bit of the output.

long

ImageInputStreamImpl.readBits(int numBits)

boolean

ImageInputStream.readBoolean()

Reads a byte from the stream and returns a boolean value of true if it is nonzero, false if it is zero.

boolean

ImageInputStreamImpl.readBoolean()

byte

ImageInputStream.readByte()

Reads a byte from the stream and returns it as a byte value.

byte

ImageInputStreamImpl.readByte()

void

ImageInputStream.readBytes(IIOByteBuffer buf, int len)

Reads up to len bytes from the stream, and modifies the supplied IIOByteBuffer to indicate the byte array, offset, and length where the data may be found.

void

ImageInputStreamImpl.readBytes(IIOByteBuffer buf, int len)

char

ImageInputStream.readChar()

Equivalent to readUnsignedShort, except that the result is returned using the char datatype.

char

ImageInputStreamImpl.readChar()

double

ImageInputStream.readDouble()

Reads 8 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a double.

double

ImageInputStreamImpl.readDouble()

float

ImageInputStream.readFloat()

Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a float.

float

ImageInputStreamImpl.readFloat()

void

ImageInputStream.readFully(byte[] b)

Reads b.length bytes from the stream, and stores them into b starting at index 0.

void

ImageInputStream.readFully(byte[] b, int off, int len)

Reads len bytes from the stream, and stores them into b starting at index off.

void

ImageInputStream.readFully(char[] c, int off, int len)

Reads len chars (unsigned 16-bit integers) from the stream according to the current byte order, and stores them into c starting at index off.

void

ImageInputStream.readFully(double[] d, int off, int len)

Reads len doubles (64-bit IEEE double-precision floats) from the stream according to the current byte order, and stores them into d starting at index off.

void

ImageInputStream.readFully(float[] f, int off, int len)

Reads len floats (32-bit IEEE single-precision floats) from the stream according to the current byte order, and stores them into f starting at index off.

void

ImageInputStream.readFully(int[] i, int off, int len)

Reads len ints (signed 32-bit integers) from the stream according to the current byte order, and stores them into i starting at index off.

void

ImageInputStream.readFully(long[] l, int off, int len)

Reads len longs (signed 64-bit integers) from the stream according to the current byte order, and stores them into l starting at index off.

void

ImageInputStream.readFully(short[] s, int off, int len)

Reads len shorts (signed 16-bit integers) from the stream according to the current byte order, and stores them into s starting at index off.

void

ImageInputStreamImpl.readFully(byte[] b)

void

ImageInputStreamImpl.readFully(byte[] b, int off, int len)

void

ImageInputStreamImpl.readFully(char[] c, int off, int len)

void

ImageInputStreamImpl.readFully(double[] d, int off, int len)

void

ImageInputStreamImpl.readFully(float[] f, int off, int len)

void

ImageInputStreamImpl.readFully(int[] i, int off, int len)

void

ImageInputStreamImpl.readFully(long[] l, int off, int len)

void

ImageInputStreamImpl.readFully(short[] s, int off, int len)

int

ImageInputStream.readInt()

Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as an int.

int

ImageInputStreamImpl.readInt()

String

ImageInputStream.readLine()

Reads the next line of text from the input stream.

String

ImageInputStreamImpl.readLine()

long

ImageInputStream.readLong()

Reads 8 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a long.

long

ImageInputStreamImpl.readLong()

short

ImageInputStream.readShort()

Reads two bytes from the stream, and (conceptually) concatenates them according to the current byte order, and returns the result as a short value.

short

ImageInputStreamImpl.readShort()

int

ImageInputStream.readUnsignedByte()

Reads a byte from the stream, and (conceptually) converts it to an int, masks it with 0xff in order to strip off any sign-extension bits, and returns it as a byte value.

int

ImageInputStreamImpl.readUnsignedByte()

long

ImageInputStream.readUnsignedInt()

Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order, converts the result to a long, masks it with 0xffffffffL in order to strip off any sign-extension bits, and returns the result as an unsigned long value.

long

ImageInputStreamImpl.readUnsignedInt()

int

ImageInputStream.readUnsignedShort()

Reads two bytes from the stream, and (conceptually) concatenates them according to the current byte order, converts the resulting value to an int, masks it with 0xffff in order to strip off any sign-extension buts, and returns the result as an unsigned int value.

int

ImageInputStreamImpl.readUnsignedShort()

String

ImageInputStream.readUTF()

Reads in a string that has been encoded using a modified UTF-8 format.

String

ImageInputStreamImpl.readUTF()

void

ImageInputStream.reset()

Returns the stream pointer to its previous position, including the bit offset, at the time of the most recent unmatched call to mark.

void

ImageInputStreamImpl.reset()

Resets the current stream byte and bit positions from the stack of marked positions.

void

FileCacheImageOutputStream.seek(long pos)

Sets the current stream position and resets the bit offset to 0.

void

FileImageOutputStream.seek(long pos)

Sets the current stream position and resets the bit offset to 0.

void

ImageInputStream.seek(long pos)

Sets the current stream position to the desired location.

void

ImageInputStreamImpl.seek(long pos)

void

ImageInputStream.setBitOffset(int bitOffset)

Sets the bit offset to an integer between 0 and 7, inclusive.

void

ImageInputStreamImpl.setBitOffset(int bitOffset)

int

ImageInputStream.skipBytes(int n)

Moves the stream position forward by a given number of bytes.

long

ImageInputStream.skipBytes(long n)

Moves the stream position forward by a given number of bytes.

int

ImageInputStreamImpl.skipBytes(int n)

Advances the current stream position by calling seek(getStreamPosition() + n).

long

ImageInputStreamImpl.skipBytes(long n)

Advances the current stream position by calling seek(getStreamPosition() + n).

void

FileCacheImageOutputStream.write(byte[] b, int off, int len)

void

FileCacheImageOutputStream.write(int b)

void

FileImageOutputStream.write(byte[] b, int off, int len)

void

FileImageOutputStream.write(int b)

void

ImageOutputStream.write(byte[] b)

Writes a sequence of bytes to the stream at the current position.

void

ImageOutputStream.write(byte[] b, int off, int len)

Writes a sequence of bytes to the stream at the current position.

void

ImageOutputStream.write(int b)

Writes a single byte to the stream at the current position.

void

ImageOutputStreamImpl.write(byte[] b)

void

MemoryCacheImageOutputStream.write(byte[] b, int off, int len)

void

MemoryCacheImageOutputStream.write(int b)

void

ImageOutputStream.writeBit(int bit)

Writes a single bit, given by the least significant bit of the argument, to the stream at the current bit offset within the current byte position.

void

ImageOutputStreamImpl.writeBit(int bit)

void

ImageOutputStream.writeBits(long bits, int numBits)

Writes a sequence of bits, given by the numBits least significant bits of the bits argument in left-to-right order, to the stream at the current bit offset within the current byte position.

void

ImageOutputStreamImpl.writeBits(long bits, int numBits)

void

ImageOutputStream.writeBoolean(boolean v)

Writes a boolean value to the stream.

void

ImageOutputStreamImpl.writeBoolean(boolean v)

void

ImageOutputStream.writeByte(int v)

Writes the 8 low-order bits of v to the stream.

void

ImageOutputStreamImpl.writeByte(int v)

void

ImageOutputStream.writeBytes(String s)

Writes a string to the output stream.

void

ImageOutputStreamImpl.writeBytes(String s)

void

ImageOutputStream.writeChar(int v)

This method is a synonym for writeShort.

void

ImageOutputStreamImpl.writeChar(int v)

void

ImageOutputStream.writeChars(char[] c, int off, int len)

Writes a sequence of chars to the stream at the current position.

void

ImageOutputStream.writeChars(String s)

Writes a string to the output stream.

void

ImageOutputStreamImpl.writeChars(char[] c, int off, int len)

void

ImageOutputStreamImpl.writeChars(String s)

void

ImageOutputStream.writeDouble(double v)

Writes a double value, which is comprised of four bytes, to the output stream.

void

ImageOutputStreamImpl.writeDouble(double v)

void

ImageOutputStream.writeDoubles(double[] d, int off, int len)

Writes a sequence of doubles to the stream at the current position.

void

ImageOutputStreamImpl.writeDoubles(double[] d, int off, int len)

void

ImageOutputStream.writeFloat(float v)

Writes a float value, which is comprised of four bytes, to the output stream.

void

ImageOutputStreamImpl.writeFloat(float v)

void

ImageOutputStream.writeFloats(float[] f, int off, int len)

Writes a sequence of floats to the stream at the current position.

void

ImageOutputStreamImpl.writeFloats(float[] f, int off, int len)

void

ImageOutputStream.writeInt(int v)

Writes the 32 bits of v to the stream.

void

ImageOutputStreamImpl.writeInt(int v)

void

ImageOutputStream.writeInts(int[] i, int off, int len)

Writes a sequence of ints to the stream at the current position.

void

ImageOutputStreamImpl.writeInts(int[] i, int off, int len)

void

ImageOutputStream.writeLong(long v)

Writes the 64 bits of v to the stream.

void

ImageOutputStreamImpl.writeLong(long v)

void

ImageOutputStream.writeLongs(long[] l, int off, int len)

Writes a sequence of longs to the stream at the current position.

void

ImageOutputStreamImpl.writeLongs(long[] l, int off, int len)

void

ImageOutputStream.writeShort(int v)

Writes the 16 low-order bits of v to the stream.

void

ImageOutputStreamImpl.writeShort(int v)

void

ImageOutputStream.writeShorts(short[] s, int off, int len)

Writes a sequence of shorts to the stream at the current position.

void

ImageOutputStreamImpl.writeShorts(short[] s, int off, int len)

void

ImageOutputStream.writeUTF(String s)

Writes two bytes of length information to the output stream in network byte order, followed by the modified UTF-8 representation of every character in the string s.

void

ImageOutputStreamImpl.writeUTF(String s)

Constructors in javax.imageio.stream that throw IOException

Modifier

Constructor

Description

FileCacheImageInputStream(InputStream stream, File cacheDir)

Constructs a FileCacheImageInputStream that will read from a given InputStream.

FileCacheImageOutputStream(OutputStream stream, File cacheDir)

Constructs a FileCacheImageOutputStream that will write to a given outputStream.

FileImageInputStream(File f)

Constructs a FileImageInputStream that will read from a given File.

FileImageOutputStream(File f)

Constructs a FileImageOutputStream that will write to a given File.
Uses of IOException in javax.management

Methods in javax.management that throw IOException

Modifier and Type

Method

Description

void

MBeanServerConnection.addNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)

Adds a listener to a registered MBean.

void

MBeanServerConnection.addNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)

Adds a listener to a registered MBean.

ObjectInstance

MBeanServerConnection.createMBean(String className, ObjectName name)

Instantiates and registers an MBean in the MBean server.

ObjectInstance

MBeanServerConnection.createMBean(String className, ObjectName name, Object[] params, String[] signature)

Instantiates and registers an MBean in the MBean server.

ObjectInstance

MBeanServerConnection.createMBean(String className, ObjectName name, ObjectName loaderName)

Instantiates and registers an MBean in the MBean server.

ObjectInstance

MBeanServerConnection.createMBean(String className, ObjectName name, ObjectName loaderName, Object[] params, String[] signature)

Instantiates and registers an MBean in the MBean server.

Object

MBeanServerConnection.getAttribute(ObjectName name, String attribute)

Gets the value of a specific attribute of a named MBean.

AttributeList

MBeanServerConnection.getAttributes(ObjectName name, String[] attributes)

Retrieves the values of several attributes of a named MBean.

String

MBeanServerConnection.getDefaultDomain()

Returns the default domain used for naming the MBean.

String[]

MBeanServerConnection.getDomains()

Returns the list of domains in which any MBean is currently registered.

Integer

MBeanServerConnection.getMBeanCount()

Returns the number of MBeans registered in the MBean server.

MBeanInfo

MBeanServerConnection.getMBeanInfo(ObjectName name)

This method discovers the attributes and operations that an MBean exposes for management.

ObjectInstance

MBeanServerConnection.getObjectInstance(ObjectName name)

Gets the ObjectInstance for a given MBean registered with the MBean server.

Object

MBeanServerConnection.invoke(ObjectName name, String operationName, Object[] params, String[] signature)

Invokes an operation on an MBean.

boolean

MBeanServerConnection.isInstanceOf(ObjectName name, String className)

Returns true if the MBean specified is an instance of the specified class, false otherwise.

boolean

MBeanServerConnection.isRegistered(ObjectName name)

Checks whether an MBean, identified by its object name, is already registered with the MBean server.

Set<ObjectInstance>

MBeanServerConnection.queryMBeans(ObjectName name, QueryExp query)

Gets MBeans controlled by the MBean server.

Set<ObjectName>

MBeanServerConnection.queryNames(ObjectName name, QueryExp query)

Gets the names of MBeans controlled by the MBean server.

void

MBeanServerConnection.removeNotificationListener(ObjectName name, NotificationListener listener)

Removes a listener from a registered MBean.

void

MBeanServerConnection.removeNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)

Removes a listener from a registered MBean.

void

MBeanServerConnection.removeNotificationListener(ObjectName name, ObjectName listener)

Removes a listener from a registered MBean.

void

MBeanServerConnection.removeNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)

Removes a listener from a registered MBean.

void

MBeanServerConnection.setAttribute(ObjectName name, Attribute attribute)

Sets the value of a specific attribute of a named MBean.

AttributeList

MBeanServerConnection.setAttributes(ObjectName name, AttributeList attributes)

Sets the values of several attributes of a named MBean.

void

MBeanServerConnection.unregisterMBean(ObjectName name)

Unregisters an MBean from the MBean server.
Uses of IOException in javax.management.loading

Methods in javax.management.loading that throw IOException

Modifier and Type

Method

Description

Enumeration<URL>

MLetMBean.getResources(String name)

Deprecated, for removal: This API element is subject to removal in a future version.

Finds all the resources with the given name.

void

MLet.readExternal(ObjectInput in)

Deprecated, for removal: This API element is subject to removal in a future version.

Restore this MLet's contents from the given ObjectInput.

void

MLet.writeExternal(ObjectOutput out)

Deprecated, for removal: This API element is subject to removal in a future version.

Save this MLet's contents to the given ObjectOutput.
Uses of IOException in javax.management.remote

Subclasses of IOException in javax.management.remote

Modifier and Type

Class

Description

class

JMXProviderException

Exception thrown by JMXConnectorFactory and JMXConnectorServerFactory when a provider exists for the required protocol but cannot be used for some reason.

class

JMXServerErrorException

Exception thrown as the result of a remote MBeanServer method invocation when an Error is thrown while processing the invocation in the remote MBean server.

Methods in javax.management.remote that throw IOException

Modifier and Type

Method

Description

void

JMXConnector.close()

Closes the client connection to its server.

void

JMXConnector.connect()

Establishes the connection to the connector server.

void

JMXConnector.connect(Map<String,?> env)

Establishes the connection to the connector server.

static JMXConnector

JMXConnectorFactory.connect(JMXServiceURL serviceURL)

Creates a connection to the connector server at the given address.

static JMXConnector

JMXConnectorFactory.connect(JMXServiceURL serviceURL, Map<String,?> environment)

Creates a connection to the connector server at the given address.

String

JMXConnector.getConnectionId()

Gets this connection's ID from the connector server.

MBeanServerConnection

JMXConnector.getMBeanServerConnection()

Returns an MBeanServerConnection object representing a remote MBean server.

MBeanServerConnection

JMXConnector.getMBeanServerConnection(Subject delegationSubject)

Deprecated, for removal: This API element is subject to removal in a future version.
This method supported the legacy Subject Delegation feature, and is only useful in conjunction with other APIs which are deprecated and subject to removal in a future release.

static JMXConnector

JMXConnectorFactory.newJMXConnector(JMXServiceURL serviceURL, Map<String,?> environment)

Creates a connector client for the connector server at the given address.

JMXConnector

JMXConnectorProvider.newJMXConnector(JMXServiceURL serviceURL, Map<String,?> environment)

Creates a new connector client that is ready to connect to the connector server at the given address.

static JMXConnectorServer

JMXConnectorServerFactory.newJMXConnectorServer(JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer)

Creates a connector server at the given address.

JMXConnectorServer

JMXConnectorServerProvider.newJMXConnectorServer(JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer)

Creates a new connector server at the given address.

void

JMXConnectorServerMBean.start()

Activates the connector server, that is, starts listening for client connections.

void

JMXConnectorServerMBean.stop()

Deactivates the connector server, that is, stops listening for client connections.

JMXConnector

JMXConnectorServer.toJMXConnector(Map<String,?> env)

Returns a client stub for this connector server.

JMXConnector

JMXConnectorServerMBean.toJMXConnector(Map<String,?> env)

Returns a client stub for this connector server.
Uses of IOException in javax.management.remote.rmi

Methods in javax.management.remote.rmi that throw IOException

Modifier and Type

Method

Description

void

RMIConnection.addNotificationListener(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)

Handles the method MBeanServerConnection.addNotificationListener(ObjectName, ObjectName, NotificationFilter, Object).

void

RMIConnectionImpl_Stub.addNotificationListener(ObjectName $param_ObjectName_1, ObjectName $param_ObjectName_2, MarshalledObject $param_MarshalledObject_3, MarshalledObject $param_MarshalledObject_4, Subject $param_Subject_5)

void

RMIConnectionImpl.addNotificationListener(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)

Integer[]

RMIConnection.addNotificationListeners(ObjectName[] names, MarshalledObject[] filters, Subject[] delegationSubjects)

Handles the method MBeanServerConnection.addNotificationListener(ObjectName, NotificationListener, NotificationFilter, Object).

Integer[]

RMIConnectionImpl_Stub.addNotificationListeners(ObjectName[] $param_arrayOf_ObjectName_1, MarshalledObject[] $param_arrayOf_MarshalledObject_2, Subject[] $param_arrayOf_Subject_3)

Integer[]

RMIConnectionImpl.addNotificationListeners(ObjectName[] names, MarshalledObject[] filters, Subject[] delegationSubjects)

protected void

RMIServerImpl.clientClosed(RMIConnection client)

Method called when a client connection created by makeClient is closed.

void

RMIConnection.close()

Closes this connection.

void

RMIConnectionImpl_Stub.close()

void

RMIConnectionImpl.close()

void

RMIConnector.close()

void

RMIServerImpl.close()

Closes this connection server.

protected void

RMIJRMPServerImpl.closeClient(RMIConnection client)

protected abstract void

RMIServerImpl.closeClient(RMIConnection client)

Closes a client connection made by makeClient.

protected void

RMIJRMPServerImpl.closeServer()

Called by RMIServerImpl.close() to close the connector server by unexporting this object.

protected abstract void

RMIServerImpl.closeServer()

Called by RMIServerImpl.close() to close the connector server.

void

RMIConnector.connect()

void

RMIConnector.connect(Map<String,?> environment)

ObjectInstance

RMIConnection.createMBean(String className, ObjectName name, MarshalledObject params, String[] signature, Subject delegationSubject)

Handles the method MBeanServerConnection.createMBean(String, ObjectName, Object[], String[]).

ObjectInstance

RMIConnection.createMBean(String className, ObjectName name, ObjectName loaderName, MarshalledObject params, String[] signature, Subject delegationSubject)

Handles the method MBeanServerConnection.createMBean(String, ObjectName, ObjectName, Object[], String[]).

ObjectInstance

RMIConnection.createMBean(String className, ObjectName name, ObjectName loaderName, Subject delegationSubject)

Handles the method MBeanServerConnection.createMBean(String, ObjectName, ObjectName).

ObjectInstance

RMIConnection.createMBean(String className, ObjectName name, Subject delegationSubject)

Handles the method MBeanServerConnection.createMBean(String, ObjectName).

ObjectInstance

RMIConnectionImpl_Stub.createMBean(String $param_String_1, ObjectName $param_ObjectName_2, MarshalledObject $param_MarshalledObject_3, String[] $param_arrayOf_String_4, Subject $param_Subject_5)

ObjectInstance

RMIConnectionImpl_Stub.createMBean(String $param_String_1, ObjectName $param_ObjectName_2, ObjectName $param_ObjectName_3, MarshalledObject $param_MarshalledObject_4, String[] $param_arrayOf_String_5, Subject $param_Subject_6)

ObjectInstance

RMIConnectionImpl_Stub.createMBean(String $param_String_1, ObjectName $param_ObjectName_2, ObjectName $param_ObjectName_3, Subject $param_Subject_4)

ObjectInstance

RMIConnectionImpl_Stub.createMBean(String $param_String_1, ObjectName $param_ObjectName_2, Subject $param_Subject_3)

ObjectInstance

RMIConnectionImpl.createMBean(String className, ObjectName name, MarshalledObject params, String[] signature, Subject delegationSubject)

ObjectInstance

RMIConnectionImpl.createMBean(String className, ObjectName name, ObjectName loaderName, MarshalledObject params, String[] signature, Subject delegationSubject)

ObjectInstance

RMIConnectionImpl.createMBean(String className, ObjectName name, ObjectName loaderName, Subject delegationSubject)

ObjectInstance

RMIConnectionImpl.createMBean(String className, ObjectName name, Subject delegationSubject)

protected void

RMIJRMPServerImpl.export()

protected abstract void

RMIServerImpl.export()

Exports this RMI object.

NotificationResult

RMIConnection.fetchNotifications(long clientSequenceNumber, int maxNotifications, long timeout)

Retrieves notifications from the connector server.

NotificationResult

RMIConnectionImpl_Stub.fetchNotifications(long $param_long_1, int $param_int_2, long $param_long_3)

NotificationResult

RMIConnectionImpl.fetchNotifications(long clientSequenceNumber, int maxNotifications, long timeout)

Object

RMIConnection.getAttribute(ObjectName name, String attribute, Subject delegationSubject)

Handles the method MBeanServerConnection.getAttribute(ObjectName, String).

Object

RMIConnectionImpl_Stub.getAttribute(ObjectName $param_ObjectName_1, String $param_String_2, Subject $param_Subject_3)

Object

RMIConnectionImpl.getAttribute(ObjectName name, String attribute, Subject delegationSubject)

AttributeList

RMIConnection.getAttributes(ObjectName name, String[] attributes, Subject delegationSubject)

Handles the method MBeanServerConnection.getAttributes(ObjectName, String[]).

AttributeList

RMIConnectionImpl_Stub.getAttributes(ObjectName $param_ObjectName_1, String[] $param_arrayOf_String_2, Subject $param_Subject_3)

AttributeList

RMIConnectionImpl.getAttributes(ObjectName name, String[] attributes, Subject delegationSubject)

String

RMIConnection.getConnectionId()

Returns the connection ID.

String

RMIConnectionImpl_Stub.getConnectionId()

String

RMIConnectionImpl.getConnectionId()

String

RMIConnector.getConnectionId()

String

RMIConnection.getDefaultDomain(Subject delegationSubject)

Handles the method MBeanServerConnection.getDefaultDomain().

String

RMIConnectionImpl_Stub.getDefaultDomain(Subject $param_Subject_1)

String

RMIConnectionImpl.getDefaultDomain(Subject delegationSubject)

String[]

RMIConnection.getDomains(Subject delegationSubject)

Handles the method MBeanServerConnection.getDomains().

String[]

RMIConnectionImpl_Stub.getDomains(Subject $param_Subject_1)

String[]

RMIConnectionImpl.getDomains(Subject delegationSubject)

Integer

RMIConnection.getMBeanCount(Subject delegationSubject)

Handles the method MBeanServerConnection.getMBeanCount().

Integer

RMIConnectionImpl_Stub.getMBeanCount(Subject $param_Subject_1)

Integer

RMIConnectionImpl.getMBeanCount(Subject delegationSubject)

MBeanInfo

RMIConnection.getMBeanInfo(ObjectName name, Subject delegationSubject)

Handles the method MBeanServerConnection.getMBeanInfo(ObjectName).

MBeanInfo

RMIConnectionImpl_Stub.getMBeanInfo(ObjectName $param_ObjectName_1, Subject $param_Subject_2)

MBeanInfo

RMIConnectionImpl.getMBeanInfo(ObjectName name, Subject delegationSubject)

MBeanServerConnection

RMIConnector.getMBeanServerConnection()

MBeanServerConnection

RMIConnector.getMBeanServerConnection(Subject delegationSubject)

ObjectInstance

RMIConnection.getObjectInstance(ObjectName name, Subject delegationSubject)

Handles the method MBeanServerConnection.getObjectInstance(ObjectName).

ObjectInstance

RMIConnectionImpl_Stub.getObjectInstance(ObjectName $param_ObjectName_1, Subject $param_Subject_2)

ObjectInstance

RMIConnectionImpl.getObjectInstance(ObjectName name, Subject delegationSubject)

Object

RMIConnection.invoke(ObjectName name, String operationName, MarshalledObject params, String[] signature, Subject delegationSubject)

Handles the method MBeanServerConnection.invoke(ObjectName, String, Object[], String[]).

Object

RMIConnectionImpl_Stub.invoke(ObjectName $param_ObjectName_1, String $param_String_2, MarshalledObject $param_MarshalledObject_3, String[] $param_arrayOf_String_4, Subject $param_Subject_5)

Object

RMIConnectionImpl.invoke(ObjectName name, String operationName, MarshalledObject params, String[] signature, Subject delegationSubject)

boolean

RMIConnection.isInstanceOf(ObjectName name, String className, Subject delegationSubject)

Handles the method MBeanServerConnection.isInstanceOf(ObjectName, String).

boolean

RMIConnectionImpl_Stub.isInstanceOf(ObjectName $param_ObjectName_1, String $param_String_2, Subject $param_Subject_3)

boolean

RMIConnectionImpl.isInstanceOf(ObjectName name, String className, Subject delegationSubject)

boolean

RMIConnection.isRegistered(ObjectName name, Subject delegationSubject)

Handles the method MBeanServerConnection.isRegistered(ObjectName).

boolean

RMIConnectionImpl_Stub.isRegistered(ObjectName $param_ObjectName_1, Subject $param_Subject_2)

boolean

RMIConnectionImpl.isRegistered(ObjectName name, Subject delegationSubject)

protected RMIConnection

RMIJRMPServerImpl.makeClient(String connectionId, Subject subject)

Creates a new client connection as an RMI object exported through JRMP.

protected abstract RMIConnection

RMIServerImpl.makeClient(String connectionId, Subject subject)

Creates a new client connection.

RMIConnection

RMIServer.newClient(Object credentials)

Makes a new connection through this RMI connector.

RMIConnection

RMIServerImpl_Stub.newClient(Object $param_Object_1)

RMIConnection

RMIServerImpl.newClient(Object credentials)

Creates a new client connection.

Set<ObjectInstance>

RMIConnection.queryMBeans(ObjectName name, MarshalledObject query, Subject delegationSubject)

Handles the method MBeanServerConnection.queryMBeans(ObjectName, QueryExp).

Set

RMIConnectionImpl_Stub.queryMBeans(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)

Set<ObjectInstance>

RMIConnectionImpl.queryMBeans(ObjectName name, MarshalledObject query, Subject delegationSubject)

Set<ObjectName>

RMIConnection.queryNames(ObjectName name, MarshalledObject query, Subject delegationSubject)

Handles the method MBeanServerConnection.queryNames(ObjectName, QueryExp).

Set

RMIConnectionImpl_Stub.queryNames(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)

Set<ObjectName>

RMIConnectionImpl.queryNames(ObjectName name, MarshalledObject query, Subject delegationSubject)

void

RMIConnection.removeNotificationListener(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)

Handles the method MBeanServerConnection.removeNotificationListener(ObjectName, ObjectName, NotificationFilter, Object).

void

RMIConnection.removeNotificationListener(ObjectName name, ObjectName listener, Subject delegationSubject)

Handles the method MBeanServerConnection.removeNotificationListener(ObjectName, ObjectName).

void

RMIConnectionImpl_Stub.removeNotificationListener(ObjectName $param_ObjectName_1, ObjectName $param_ObjectName_2, MarshalledObject $param_MarshalledObject_3, MarshalledObject $param_MarshalledObject_4, Subject $param_Subject_5)

void

RMIConnectionImpl_Stub.removeNotificationListener(ObjectName $param_ObjectName_1, ObjectName $param_ObjectName_2, Subject $param_Subject_3)

void

RMIConnectionImpl.removeNotificationListener(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)

void

RMIConnectionImpl.removeNotificationListener(ObjectName name, ObjectName listener, Subject delegationSubject)

void

RMIConnection.removeNotificationListeners(ObjectName name, Integer[] listenerIDs, Subject delegationSubject)

Handles the removeNotificationListener(ObjectName, NotificationListener) and removeNotificationListener(ObjectName, NotificationListener, NotificationFilter, Object) methods.

void

RMIConnectionImpl_Stub.removeNotificationListeners(ObjectName $param_ObjectName_1, Integer[] $param_arrayOf_Integer_2, Subject $param_Subject_3)

void

RMIConnectionImpl.removeNotificationListeners(ObjectName name, Integer[] listenerIDs, Subject delegationSubject)

void

RMIConnection.setAttribute(ObjectName name, MarshalledObject attribute, Subject delegationSubject)

Handles the method MBeanServerConnection.setAttribute(ObjectName, Attribute).

void

RMIConnectionImpl_Stub.setAttribute(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)

void

RMIConnectionImpl.setAttribute(ObjectName name, MarshalledObject attribute, Subject delegationSubject)

AttributeList

RMIConnection.setAttributes(ObjectName name, MarshalledObject attributes, Subject delegationSubject)

Handles the method MBeanServerConnection.setAttributes(ObjectName, AttributeList).

AttributeList

RMIConnectionImpl_Stub.setAttributes(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)

AttributeList

RMIConnectionImpl.setAttributes(ObjectName name, MarshalledObject attributes, Subject delegationSubject)

void

RMIConnectorServer.start()

Activates the connector server, that is starts listening for client connections.

void

RMIConnectorServer.stop()

Deactivates the connector server, that is, stops listening for client connections.

JMXConnector

RMIConnectorServer.toJMXConnector(Map<String,?> env)

Returns a client stub for this connector server.

Remote

RMIJRMPServerImpl.toStub()

Returns a serializable stub for this RMIServer object.

abstract Remote

RMIServerImpl.toStub()

Returns a remotable stub for this server object.

void

RMIConnection.unregisterMBean(ObjectName name, Subject delegationSubject)

Handles the method MBeanServerConnection.unregisterMBean(ObjectName).

void

RMIConnectionImpl_Stub.unregisterMBean(ObjectName $param_ObjectName_1, Subject $param_Subject_2)

void

RMIConnectionImpl.unregisterMBean(ObjectName name, Subject delegationSubject)

Constructors in javax.management.remote.rmi that throw IOException

Modifier

Constructor

Description

RMIConnectorServer(JMXServiceURL url, Map<String,?> environment)

Makes an RMIConnectorServer.

RMIConnectorServer(JMXServiceURL url, Map<String,?> environment, MBeanServer mbeanServer)

Makes an RMIConnectorServer for the given MBean server.

RMIConnectorServer(JMXServiceURL url, Map<String,?> environment, RMIServerImpl rmiServerImpl, MBeanServer mbeanServer)

Makes an RMIConnectorServer for the given MBean server.

RMIJRMPServerImpl(int port, RMIClientSocketFactory csf, RMIServerSocketFactory ssf, Map<String,?> env)

Creates a new RMIServer object that will be exported on the given port using the given socket factories.
Uses of IOException in javax.naming.ldap

Methods in javax.naming.ldap that throw IOException

Modifier and Type

Method

Description

abstract void

StartTlsResponse.close()

Closes the TLS connection gracefully and reverts back to the underlying connection.

abstract SSLSession

StartTlsResponse.negotiate()

Negotiates a TLS session using the default SSL socket factory.

abstract SSLSession

StartTlsResponse.negotiate(SSLSocketFactory factory)

Negotiates a TLS session using an SSL socket factory.

Constructors in javax.naming.ldap that throw IOException

Modifier

Constructor

Description

PagedResultsControl(int pageSize, boolean criticality)

Constructs a control to set the number of entries to be returned per page of results.

PagedResultsControl(int pageSize, byte[] cookie, boolean criticality)

Constructs a control to set the number of entries to be returned per page of results.

PagedResultsResponseControl(String id, boolean criticality, byte[] value)

Constructs a paged-results response control.

SortControl(String[] sortBy, boolean criticality)

Constructs a control to sort on a list of attributes in ascending order.

SortControl(String sortBy, boolean criticality)

Constructs a control to sort on a single attribute in ascending order.

SortControl(SortKey[] sortBy, boolean criticality)

Constructs a control to sort on a list of sort keys.

SortResponseControl(String id, boolean criticality, byte[] value)

Constructs a control to indicate the outcome of a sort request.
Uses of IOException in javax.net

Methods in javax.net that throw IOException

Modifier and Type

Method

Description

ServerSocket

ServerSocketFactory.createServerSocket()

Returns an unbound server socket.

abstract ServerSocket

ServerSocketFactory.createServerSocket(int port)

Returns a server socket bound to the specified port.

abstract ServerSocket

ServerSocketFactory.createServerSocket(int port, int backlog)

Returns a server socket bound to the specified port, and uses the specified connection backlog.

abstract ServerSocket

ServerSocketFactory.createServerSocket(int port, int backlog, InetAddress ifAddress)

Returns a server socket bound to the specified port, with a specified listen backlog and local IP.

Socket

SocketFactory.createSocket()

Creates an unconnected socket.

abstract Socket

SocketFactory.createSocket(String host, int port)

Creates a socket and connects it to the specified remote host at the specified remote port.

abstract Socket

SocketFactory.createSocket(String host, int port, InetAddress localHost, int localPort)

Creates a socket and connects it to the specified remote host on the specified remote port.

abstract Socket

SocketFactory.createSocket(InetAddress host, int port)

Creates a socket and connects it to the specified port number at the specified address.

abstract Socket

SocketFactory.createSocket(InetAddress address, int port, InetAddress localAddress, int localPort)

Creates a socket and connect it to the specified remote address on the specified remote port.
Uses of IOException in javax.net.ssl

Subclasses of IOException in javax.net.ssl

Modifier and Type

Class

Description

class

SSLException

Indicates some kind of error detected by an SSL subsystem.

class

SSLHandshakeException

Indicates that the client and server could not negotiate the desired level of security.

class

SSLKeyException

Reports a bad SSL key.

class

SSLPeerUnverifiedException

Indicates that the peer's identity has not been verified.

class

SSLProtocolException

Reports an error in the operation of the SSL protocol.

Methods in javax.net.ssl that throw IOException

Modifier and Type

Method

Description

Socket

SSLSocketFactory.createSocket(Socket s, InputStream consumed, boolean autoClose)

Creates a server mode Socket layered over an existing connected socket, and is able to read data which has already been consumed/removed from the Socket's underlying InputStream.

abstract Socket

SSLSocketFactory.createSocket(Socket s, String host, int port, boolean autoClose)

Returns a socket layered over an existing socket connected to the named host, at the given port.

abstract void

SSLSocket.startHandshake()

Starts an SSL handshake on this connection.

Constructors in javax.net.ssl that throw IOException

Modifier

Constructor

Description

protected

SSLServerSocket()

Used only by subclasses.

protected

SSLServerSocket(int port)

Used only by subclasses.

protected

SSLServerSocket(int port, int backlog)

Used only by subclasses.

protected

SSLServerSocket(int port, int backlog, InetAddress address)

Used only by subclasses.

protected

SSLSocket(String host, int port)

Used only by subclasses.

protected

SSLSocket(String host, int port, InetAddress clientAddress, int clientPort)

Used only by subclasses.

protected

SSLSocket(InetAddress address, int port)

Used only by subclasses.

protected

SSLSocket(InetAddress address, int port, InetAddress clientAddress, int clientPort)

Used only by subclasses.
Uses of IOException in javax.print

Methods in javax.print that throw IOException

Modifier and Type

Method

Description

Doc

MultiDoc.getDoc()

Obtain the current doc object.

Object

Doc.getPrintData()

Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.

Object

SimpleDoc.getPrintData()

Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.

Reader

Doc.getReaderForText()

Obtains a reader for extracting character print data from this doc.

Reader

SimpleDoc.getReaderForText()

Obtains a reader for extracting character print data from this doc.

InputStream

Doc.getStreamForBytes()

Obtains an input stream for extracting byte print data from this doc.

InputStream

SimpleDoc.getStreamForBytes()

Obtains an input stream for extracting byte print data from this doc.

MultiDoc

MultiDoc.next()

Go to the multidoc object that contains the next doc object in the sequence of doc objects.
Uses of IOException in javax.rmi.ssl

Methods in javax.rmi.ssl that throw IOException

Modifier and Type

Method

Description

ServerSocket

SslRMIServerSocketFactory.createServerSocket(int port)

Creates a server socket that accepts SSL connections configured according to this factory's SSL socket configuration parameters.

Socket

SslRMIClientSocketFactory.createSocket(String host, int port)

Creates an SSL socket.
Uses of IOException in javax.security.auth.callback

Methods in javax.security.auth.callback that throw IOException

Modifier and Type

Method

Description

void

CallbackHandler.handle(Callback[] callbacks)

Retrieve or display the information requested in the provided Callbacks.
Uses of IOException in javax.security.sasl

Subclasses of IOException in javax.security.sasl

Modifier and Type

Class

Description

class

AuthenticationException

This exception is thrown by a SASL mechanism implementation to indicate that the SASL exchange has failed due to reasons related to authentication, such as an invalid identity, passphrase, or key.

class

SaslException

This class represents an error that has occurred when using SASL.
Uses of IOException in javax.sound.midi

Methods in javax.sound.midi that throw IOException

Modifier and Type

Method

Description

static MidiFileFormat

MidiSystem.getMidiFileFormat(File file)

Obtains the MIDI file format of the specified File.

static MidiFileFormat

MidiSystem.getMidiFileFormat(InputStream stream)

Obtains the MIDI file format of the data in the specified input stream.

static MidiFileFormat

MidiSystem.getMidiFileFormat(URL url)

Obtains the MIDI file format of the data in the specified URL.

static Sequence

MidiSystem.getSequence(File file)

Obtains a MIDI sequence from the specified File.

static Sequence

MidiSystem.getSequence(InputStream stream)

Obtains a MIDI sequence from the specified input stream.

static Sequence

MidiSystem.getSequence(URL url)

Obtains a MIDI sequence from the specified URL.

static Soundbank

MidiSystem.getSoundbank(File file)

Constructs a Soundbank by reading it from the specified File.

static Soundbank

MidiSystem.getSoundbank(InputStream stream)

Constructs a MIDI sound bank by reading it from the specified stream.

static Soundbank

MidiSystem.getSoundbank(URL url)

Constructs a Soundbank by reading it from the specified URL.

void

Sequencer.setSequence(InputStream stream)

Sets the current sequence on which the sequencer operates.

static int

MidiSystem.write(Sequence in, int type, File out)

Writes a stream of bytes representing a file of the MIDI file type indicated to the external file provided.

static int

MidiSystem.write(Sequence in, int fileType, OutputStream out)

Writes a stream of bytes representing a file of the MIDI file type indicated to the output stream provided.
Uses of IOException in javax.sound.midi.spi

Methods in javax.sound.midi.spi that throw IOException

Modifier and Type

Method

Description

abstract MidiFileFormat

MidiFileReader.getMidiFileFormat(File file)

Obtains the MIDI file format of the File provided.

abstract MidiFileFormat

MidiFileReader.getMidiFileFormat(InputStream stream)

Obtains the MIDI file format of the input stream provided.

abstract MidiFileFormat

MidiFileReader.getMidiFileFormat(URL url)

Obtains the MIDI file format of the URL provided.

abstract Sequence

MidiFileReader.getSequence(File file)

Obtains a MIDI sequence from the File provided.

abstract Sequence

MidiFileReader.getSequence(InputStream stream)

Obtains a MIDI sequence from the input stream provided.

abstract Sequence

MidiFileReader.getSequence(URL url)

Obtains a MIDI sequence from the URL provided.

abstract Soundbank

SoundbankReader.getSoundbank(File file)

Obtains a soundbank object from the File provided.

abstract Soundbank

SoundbankReader.getSoundbank(InputStream stream)

Obtains a soundbank object from the InputStream provided.

abstract Soundbank

SoundbankReader.getSoundbank(URL url)

Obtains a soundbank object from the URL provided.

abstract int

MidiFileWriter.write(Sequence in, int fileType, File out)

Writes a stream of bytes representing a MIDI file of the file type indicated to the external file provided.

abstract int

MidiFileWriter.write(Sequence in, int fileType, OutputStream out)

Writes a stream of bytes representing a MIDI file of the file type indicated to the output stream provided.
Uses of IOException in javax.sound.sampled

Methods in javax.sound.sampled that throw IOException

Modifier and Type

Method

Description

int

AudioInputStream.available()

Returns the maximum number of bytes that can be read (or skipped over) from this audio input stream without blocking.

void

AudioInputStream.close()

Closes this audio input stream and releases any system resources associated with the stream.

static AudioFileFormat

AudioSystem.getAudioFileFormat(File file)

Obtains the audio file format of the specified File.

static AudioFileFormat

AudioSystem.getAudioFileFormat(InputStream stream)

Obtains the audio file format of the provided input stream.

static AudioFileFormat

AudioSystem.getAudioFileFormat(URL url)

Obtains the audio file format of the specified URL.

static AudioInputStream

AudioSystem.getAudioInputStream(File file)

Obtains an audio input stream from the provided File.

static AudioInputStream

AudioSystem.getAudioInputStream(InputStream stream)

Obtains an audio input stream from the provided input stream.

static AudioInputStream

AudioSystem.getAudioInputStream(URL url)

Obtains an audio input stream from the URL provided.

void

Clip.open(AudioInputStream stream)

Opens the clip with the format and audio data present in the provided audio input stream.

int

AudioInputStream.read()

Reads the next byte of data from the audio input stream.

int

AudioInputStream.read(byte[] b)

Reads some number of bytes from the audio input stream and stores them into the buffer array b.

int

AudioInputStream.read(byte[] b, int off, int len)

Reads up to a specified maximum number of bytes of data from the audio stream, putting them into the given byte array.

void

AudioInputStream.reset()

Repositions this audio input stream to the position it had at the time its mark method was last invoked.

long

AudioInputStream.skip(long n)

Skips over and discards a specified number of bytes from this audio input stream.

static int

AudioSystem.write(AudioInputStream stream, AudioFileFormat.Type fileType, File out)

Writes a stream of bytes representing an audio file of the specified file type to the external file provided.

static int

AudioSystem.write(AudioInputStream stream, AudioFileFormat.Type fileType, OutputStream out)

Writes a stream of bytes representing an audio file of the specified file type to the output stream provided.
Uses of IOException in javax.sound.sampled.spi

Methods in javax.sound.sampled.spi that throw IOException

Modifier and Type

Method

Description

abstract AudioFileFormat

AudioFileReader.getAudioFileFormat(File file)

Obtains the audio file format of the File provided.

abstract AudioFileFormat

AudioFileReader.getAudioFileFormat(InputStream stream)

Obtains the audio file format of the input stream provided.

abstract AudioFileFormat

AudioFileReader.getAudioFileFormat(URL url)

Obtains the audio file format of the URL provided.

abstract AudioInputStream

AudioFileReader.getAudioInputStream(File file)

Obtains an audio input stream from the File provided.

abstract AudioInputStream

AudioFileReader.getAudioInputStream(InputStream stream)

Obtains an audio input stream from the input stream provided.

abstract AudioInputStream

AudioFileReader.getAudioInputStream(URL url)

Obtains an audio input stream from the URL provided.

abstract int

AudioFileWriter.write(AudioInputStream stream, AudioFileFormat.Type fileType, File out)

Writes a stream of bytes representing an audio file of the file format indicated to the external file provided.

abstract int

AudioFileWriter.write(AudioInputStream stream, AudioFileFormat.Type fileType, OutputStream out)

Writes a stream of bytes representing an audio file of the file type indicated to the output stream provided.
Uses of IOException in javax.sql.rowset

Methods in javax.sql.rowset that throw IOException

Modifier and Type

Method

Description

void

WebRowSet.readXml(InputStream iStream)

Reads a stream based XML input to populate this WebRowSet object.

void

WebRowSet.writeXml(OutputStream oStream)

Writes the data, properties, and metadata for this WebRowSet object to the given OutputStream object in XML format.

void

WebRowSet.writeXml(ResultSet rs, OutputStream oStream)

Populates this WebRowSet object with the contents of the given ResultSet object and writes its data, properties, and metadata to the given OutputStream object in XML format.
Uses of IOException in javax.swing

Methods in javax.swing that throw IOException

Modifier and Type

Method

Description

void

ProgressMonitorInputStream.close()

Overrides FilterInputStream.close to close the progress monitor as well as the stream.

protected InputStream

JEditorPane.getStream(URL page)

Fetches a stream for the given URL, which is about to be loaded by the setPage method.

void

JEditorPane.read(InputStream in, Object desc)

This method initializes from a stream.

int

ProgressMonitorInputStream.read()

Overrides FilterInputStream.read to update the progress monitor after the read.

int

ProgressMonitorInputStream.read(byte[] b)

Overrides FilterInputStream.read to update the progress monitor after the read.

int

ProgressMonitorInputStream.read(byte[] b, int off, int len)

Overrides FilterInputStream.read to update the progress monitor after the read.

void

ProgressMonitorInputStream.reset()

Overrides FilterInputStream.reset to reset the progress monitor as well as the stream.

void

JEditorPane.setPage(String url)

Sets the current URL being displayed.

void

JEditorPane.setPage(URL page)

Sets the current URL being displayed.

long

ProgressMonitorInputStream.skip(long n)

Overrides FilterInputStream.skip to update the progress monitor after the skip.

Constructors in javax.swing that throw IOException

Modifier

Constructor

Description

JEditorPane(String url)

Creates a JEditorPane based on a string containing a URL specification.

JEditorPane(URL initialPage)

Creates a JEditorPane based on a specified URL for input.
Uses of IOException in javax.swing.filechooser

Methods in javax.swing.filechooser that throw IOException

Modifier and Type

Method

Description

abstract File

FileSystemView.createNewFolder(File containingDir)

Creates a new folder with a default folder name.
Uses of IOException in javax.swing.plaf.synth

Methods in javax.swing.plaf.synth that throw IOException

Modifier and Type

Method

Description

void

SynthLookAndFeel.load(URL url)

Deprecated, for removal: This API element is subject to removal in a future version.
Use SynthLookAndFeel.load(InputStream, Class) or setStyleFactory(SynthStyleFactory) instead
Uses of IOException in javax.swing.text

Subclasses of IOException in javax.swing.text

Modifier and Type

Class

Description

class

ChangedCharSetException

ChangedCharSetException as the name indicates is an exception thrown when the charset is changed.

Methods in javax.swing.text that throw IOException

Modifier and Type

Method

Description

protected void

AbstractWriter.indent()

Does indentation.

protected void

AbstractWriter.output(char[] content, int start, int length)

The last stop in writing out content.

void

DefaultEditorKit.read(InputStream in, Document doc, int pos)

Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.

void

DefaultEditorKit.read(Reader in, Document doc, int pos)

Inserts content from the given stream, which will be treated as plain text.

abstract void

EditorKit.read(InputStream in, Document doc, int pos)

Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.

abstract void

EditorKit.read(Reader in, Document doc, int pos)

Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.

void

JTextComponent.read(Reader in, Object desc)

Initializes from a stream.

void

StyleContext.readAttributes(ObjectInputStream in, MutableAttributeSet a)

Context-specific handling of reading in attributes

static void

StyleContext.readAttributeSet(ObjectInputStream in, MutableAttributeSet a)

Reads a set of attributes from the given object input stream that have been previously written out with writeAttributeSet.

protected void

AbstractWriter.text(Element elem)

Writes out text.

protected abstract void

AbstractWriter.write()

This abstract method needs to be implemented by subclasses.

protected void

AbstractWriter.write(char ch)

Writes out a character.

protected void

AbstractWriter.write(char[] chars, int startIndex, int length)

All write methods call into this one.

protected void

AbstractWriter.write(String content)

Writes out a string.

void

DefaultEditorKit.write(OutputStream out, Document doc, int pos, int len)

Writes content from a document to the given stream in a format appropriate for this kind of content handler.

void

DefaultEditorKit.write(Writer out, Document doc, int pos, int len)

Writes content from a document to the given stream as plain text.

abstract void

EditorKit.write(OutputStream out, Document doc, int pos, int len)

Writes content from a document to the given stream in a format appropriate for this kind of content handler.

abstract void

EditorKit.write(Writer out, Document doc, int pos, int len)

Writes content from a document to the given stream in a format appropriate for this kind of content handler.

void

JTextComponent.write(Writer out)

Stores the contents of the model into the given stream.

protected void

AbstractWriter.writeAttributes(AttributeSet attr)

Writes out the set of attributes as " <name>=<value>" pairs.

void

StyleContext.writeAttributes(ObjectOutputStream out, AttributeSet a)

Context-specific handling of writing out attributes

static void

StyleContext.writeAttributeSet(ObjectOutputStream out, AttributeSet a)

Writes a set of attributes to the given object stream for the purpose of serialization.

protected void

AbstractWriter.writeLineSeparator()

Writes the line separator.
Uses of IOException in javax.swing.text.html

Methods in javax.swing.text.html that throw IOException

Modifier and Type

Method

Description

protected void

HTMLWriter.closeOutUnwantedEmbeddedTags(AttributeSet attr)

Searches the attribute set and for each tag that is stored in the tag vector.

protected void

HTMLWriter.comment(Element elem)

Writes out comments.

protected void

HTMLWriter.emptyTag(Element elem)

Writes out all empty elements (all tags that have no corresponding end tag).

protected void

MinimalHTMLWriter.endFontTag()

This is no longer used, instead <span> will be written out.

protected void

HTMLWriter.endTag(Element elem)

Writes out an end tag for the element.

void

HTMLDocument.insertAfterEnd(Element elem, String htmlText)

Inserts the HTML specified as a string after the end of the given element.

void

HTMLDocument.insertAfterStart(Element elem, String htmlText)

Inserts the HTML specified as a string at the start of the element.

void

HTMLDocument.insertBeforeEnd(Element elem, String htmlText)

Inserts the HTML specified as a string at the end of the element.

void

HTMLDocument.insertBeforeStart(Element elem, String htmlText)

Inserts the HTML specified as a string before the start of the given element.

void

HTMLEditorKit.insertHTML(HTMLDocument doc, int offset, String html, int popDepth, int pushDepth, HTML.Tag insertTag)

Inserts HTML into an existing document.

void

StyleSheet.loadRules(Reader in, URL ref)

Loads a set of rules that have been specified in terms of CSS1 grammar.

protected void

HTMLWriter.output(char[] chars, int start, int length)

This method is overridden to map any character entities, such as < to <.

abstract void

HTMLEditorKit.Parser.parse(Reader r, HTMLEditorKit.ParserCallback cb, boolean ignoreCharSet)

Parse the given stream and drive the given callback with the results of the parse.

void

HTMLEditorKit.read(Reader in, Document doc, int pos)

Inserts content from the given stream.

protected void

HTMLWriter.selectContent(AttributeSet attr)

Writes out the content of the SELECT form element.

void

HTMLDocument.setInnerHTML(Element elem, String htmlText)

Replaces the children of the given element with the contents specified as an HTML string.

void

HTMLDocument.setOuterHTML(Element elem, String htmlText)

Replaces the given element in the parent with the contents specified as an HTML string.

protected void

MinimalHTMLWriter.startFontTag(String style)

This is no longer used, instead <span> will be written out.

protected void

HTMLWriter.startTag(Element elem)

Writes out a start tag for the element.

protected void

HTMLWriter.text(Element elem)

Writes out text.

protected void

MinimalHTMLWriter.text(Element elem)

Writes out text.

protected void

HTMLWriter.textAreaContent(AttributeSet attr)

Writes out text that is contained in a TEXTAREA form element.

void

HTMLEditorKit.write(Writer out, Document doc, int pos, int len)

Write content from a document to the given stream in a format appropriate for this kind of content handler.

void

HTMLWriter.write()

Iterates over the Element tree and controls the writing out of all the tags and its attributes.

void

MinimalHTMLWriter.write()

Generates HTML output from a StyledDocument.

protected void

HTMLWriter.writeAttributes(AttributeSet attr)

Writes out the attribute set.

protected void

MinimalHTMLWriter.writeAttributes(AttributeSet attr)

Writes out all the attributes for the following types: StyleConstants.ParagraphConstants, StyleConstants.CharacterConstants, StyleConstants.FontConstants, StyleConstants.ColorConstants.

protected void

MinimalHTMLWriter.writeBody()

Iterates over the elements in the document and processes elements based on whether they are branch elements or leaf elements.

protected void

MinimalHTMLWriter.writeComponent(Element elem)

Responsible for handling Component Elements; deliberately unimplemented.

protected void

MinimalHTMLWriter.writeContent(Element elem, boolean needsIndenting)

Writes out the attribute set in an HTML-compliant manner.

protected void

HTMLWriter.writeEmbeddedTags(AttributeSet attr)

Searches for embedded tags in the AttributeSet and writes them out.

protected void

MinimalHTMLWriter.writeEndParagraph()

Emits an end tag for a <p> tag.

protected void

MinimalHTMLWriter.writeEndTag(String endTag)

Writes out an end tag appropriately indented.

protected void

MinimalHTMLWriter.writeHeader()

Writes out the <head> and <style> tags, and then invokes writeStyles() to write out all the named styles as the content of the <style> tag.

protected void

MinimalHTMLWriter.writeHTMLTags(AttributeSet attr)

Generates bold <b>, italic <i>, and <u> tags for the text based on its attribute settings.

protected void

MinimalHTMLWriter.writeImage(Element elem)

Responsible for handling Icon Elements; deliberately unimplemented.

protected void

MinimalHTMLWriter.writeLeaf(Element elem)

Responsible for writing out other non-text leaf elements.

protected void

HTMLWriter.writeLineSeparator()

Writes the line separator.

protected void

MinimalHTMLWriter.writeNonHTMLAttributes(AttributeSet attr)

Writes out the remaining character-level attributes (attributes other than bold, italic, and underline) in an HTML-compliant way.

protected void

HTMLWriter.writeOption(Option option)

Writes out the content of the Option form element.

protected void

MinimalHTMLWriter.writeStartParagraph(Element elem)

Emits the start tag for a paragraph.

protected void

MinimalHTMLWriter.writeStartTag(String tag)

Writes out a start tag appropriately indented.

protected void

MinimalHTMLWriter.writeStyles()

Writes out all the named styles as the content of the <style> tag.
Uses of IOException in javax.swing.text.html.parser

Methods in javax.swing.text.html.parser that throw IOException

Modifier and Type

Method

Description

static DTD

DTD.getDTD(String name)

Returns a DTD with the specified name.

void

DocumentParser.parse(Reader in, HTMLEditorKit.ParserCallback callback, boolean ignoreCharSet)

Parse an HTML stream, given a DTD.

void

Parser.parse(Reader in)

Parse an HTML stream, given a DTD.

void

ParserDelegator.parse(Reader r, HTMLEditorKit.ParserCallback cb, boolean ignoreCharSet)

String

Parser.parseDTDMarkup()

Parses the Document Type Declaration markup declaration.

protected boolean

Parser.parseMarkupDeclarations(StringBuffer strBuff)

Parse markup declarations.

void

DTD.read(DataInputStream in)

Recreates a DTD from an archived format.
Uses of IOException in javax.swing.text.rtf

Methods in javax.swing.text.rtf that throw IOException

Modifier and Type

Method

Description

void

RTFEditorKit.read(InputStream in, Document doc, int pos)

Insert content from the given stream which is expected to be in a format appropriate for this kind of content handler.

void

RTFEditorKit.read(Reader in, Document doc, int pos)

Insert content from the given stream, which will be treated as plain text.

void

RTFEditorKit.write(OutputStream out, Document doc, int pos, int len)

Write content from a document to the given stream in a format appropriate for this kind of content handler.

void

RTFEditorKit.write(Writer out, Document doc, int pos, int len)

Write content from a document to the given stream as plain text.
Uses of IOException in javax.tools

Methods in javax.tools that throw IOException

Modifier and Type

Method

Description

void

ForwardingJavaFileManager.close()

void

JavaFileManager.close()

Releases any resources opened by this file manager directly or indirectly.

boolean

ForwardingJavaFileManager.contains(JavaFileManager.Location location, FileObject fo)

default boolean

JavaFileManager.contains(JavaFileManager.Location location, FileObject fo)

Determines whether or not a given file object is "contained in" a specified location.

void

ForwardingJavaFileManager.flush()

void

JavaFileManager.flush()

Flushes any resources opened for output by this file manager directly or indirectly.

CharSequence

FileObject.getCharContent(boolean ignoreEncodingErrors)

Returns the character content of this file object, if available.

CharSequence

ForwardingFileObject.getCharContent(boolean ignoreEncodingErrors)

CharSequence

SimpleJavaFileObject.getCharContent(boolean ignoreEncodingErrors)

This implementation always throws UnsupportedOperationException.

FileObject

ForwardingJavaFileManager.getFileForInput(JavaFileManager.Location location, String packageName, String relativeName)

FileObject

JavaFileManager.getFileForInput(JavaFileManager.Location location, String packageName, String relativeName)

Returns a file object for input representing the specified relative name in the specified package in the given package-oriented location.

FileObject

ForwardingJavaFileManager.getFileForOutput(JavaFileManager.Location location, String packageName, String relativeName, FileObject sibling)

FileObject

JavaFileManager.getFileForOutput(JavaFileManager.Location location, String packageName, String relativeName, FileObject sibling)

Returns a file object for output representing the specified relative name in the specified package in the given location.

FileObject

ForwardingJavaFileManager.getFileForOutputForOriginatingFiles(JavaFileManager.Location location, String packageName, String relativeName, FileObject... originatingFiles)

Returns a file object for output representing the specified relative name in the specified package in the given location.

default FileObject

JavaFileManager.getFileForOutputForOriginatingFiles(JavaFileManager.Location location, String packageName, String relativeName, FileObject... originatingFiles)

Returns a file object for output representing the specified relative name in the specified package in the given location.

JavaFileObject

ForwardingJavaFileManager.getJavaFileForInput(JavaFileManager.Location location, String className, JavaFileObject.Kind kind)

JavaFileObject

JavaFileManager.getJavaFileForInput(JavaFileManager.Location location, String className, JavaFileObject.Kind kind)

Returns a file object for input representing the specified class of the specified kind in the given package-oriented location.

JavaFileObject

ForwardingJavaFileManager.getJavaFileForOutput(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject sibling)

JavaFileObject

JavaFileManager.getJavaFileForOutput(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject sibling)

Returns a file object for output representing the specified class of the specified kind in the given package-oriented location.

JavaFileObject

ForwardingJavaFileManager.getJavaFileForOutputForOriginatingFiles(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject... originatingFiles)

Returns a file object for output representing the specified class of the specified kind in the given package-oriented location.

default JavaFileObject

JavaFileManager.getJavaFileForOutputForOriginatingFiles(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject... originatingFiles)

Returns a file object for output representing the specified class of the specified kind in the given package-oriented location.

JavaFileManager.Location

ForwardingJavaFileManager.getLocationForModule(JavaFileManager.Location location, String moduleName)

JavaFileManager.Location

ForwardingJavaFileManager.getLocationForModule(JavaFileManager.Location location, JavaFileObject fo)

default JavaFileManager.Location

JavaFileManager.getLocationForModule(JavaFileManager.Location location, String moduleName)

Gets a location for a named module within a location, which may be either a module-oriented location or an output location.

default JavaFileManager.Location

JavaFileManager.getLocationForModule(JavaFileManager.Location location, JavaFileObject fo)

Gets a location for the module containing a specific file to be found within a location, which may be either a module-oriented location or an output location.

<S> ServiceLoader<S>

ForwardingJavaFileManager.getServiceLoader(JavaFileManager.Location location, Class<S> service)

default <S> ServiceLoader<S>

JavaFileManager.getServiceLoader(JavaFileManager.Location location, Class<S> service)

Get a service loader for a specific service class from a given location.

String

ForwardingJavaFileManager.inferModuleName(JavaFileManager.Location location)

default String

JavaFileManager.inferModuleName(JavaFileManager.Location location)

Infer the name of the module from its location, as returned by getLocationForModule or listModuleLocations.

Iterable<JavaFileObject>

ForwardingJavaFileManager.list(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)

Iterable<JavaFileObject>

JavaFileManager.list(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)

Lists all file objects matching the given criteria in the given package-oriented location.

Iterable<Set<JavaFileManager.Location>>

ForwardingJavaFileManager.listLocationsForModules(JavaFileManager.Location location)

default Iterable<Set<JavaFileManager.Location>>

JavaFileManager.listLocationsForModules(JavaFileManager.Location location)

Lists the locations for all the modules in a module-oriented location or an output location.

InputStream

FileObject.openInputStream()

Returns an InputStream for this file object.

InputStream

ForwardingFileObject.openInputStream()

InputStream

SimpleJavaFileObject.openInputStream()

This implementation always throws UnsupportedOperationException.

OutputStream

FileObject.openOutputStream()

Returns an OutputStream for this file object.

OutputStream

ForwardingFileObject.openOutputStream()

OutputStream

SimpleJavaFileObject.openOutputStream()

This implementation always throws UnsupportedOperationException.

Reader

FileObject.openReader(boolean ignoreEncodingErrors)

Returns a reader for this object.

Reader

ForwardingFileObject.openReader(boolean ignoreEncodingErrors)

Reader

SimpleJavaFileObject.openReader(boolean ignoreEncodingErrors)

Wraps the result of SimpleJavaFileObject.getCharContent(boolean) in a Reader.

Writer

FileObject.openWriter()

Returns a Writer for this file object.

Writer

ForwardingFileObject.openWriter()

Writer

SimpleJavaFileObject.openWriter()

Wraps the result of openOutputStream in a Writer.

void

StandardJavaFileManager.setLocation(JavaFileManager.Location location, Iterable<? extends File> files)

Associates the given search path with the given location.

default void

StandardJavaFileManager.setLocationForModule(JavaFileManager.Location location, String moduleName, Collection<? extends Path> paths)

Associates the given search path with the given module and location, which must be a module-oriented or output location.

default void

StandardJavaFileManager.setLocationFromPaths(JavaFileManager.Location location, Collection<? extends Path> paths)

Associates the given search path with the given location.
Uses of IOException in javax.xml.parsers

Methods in javax.xml.parsers that throw IOException

Modifier and Type

Method

Description

Document

DocumentBuilder.parse(File f)

Parse the content of the given file as an XML document and return a new DOM Document object.

Document

DocumentBuilder.parse(InputStream is)

Parse the content of the given InputStream as an XML document and return a new DOM Document object.

Document

DocumentBuilder.parse(InputStream is, String systemId)

Parse the content of the given InputStream as an XML document and return a new DOM Document object.

Document

DocumentBuilder.parse(String uri)

Parse the content of the given URI as an XML document and return a new DOM Document object.

abstract Document

DocumentBuilder.parse(InputSource is)

Parse the content of the given input source as an XML document and return a new DOM Document object.

void

SAXParser.parse(File f, HandlerBase hb)

Parse the content of the file specified as XML using the specified HandlerBase.

void

SAXParser.parse(File f, DefaultHandler dh)

Parse the content of the file specified as XML using the specified DefaultHandler.

void

SAXParser.parse(InputStream is, HandlerBase hb)

Parse the content of the given InputStream instance as XML using the specified HandlerBase.

void

SAXParser.parse(InputStream is, HandlerBase hb, String systemId)

Parse the content of the given InputStream instance as XML using the specified HandlerBase.

void

SAXParser.parse(InputStream is, DefaultHandler dh)

Parse the content of the given InputStream instance as XML using the specified DefaultHandler.

void

SAXParser.parse(InputStream is, DefaultHandler dh, String systemId)

Parse the content of the given InputStream instance as XML using the specified DefaultHandler.

void

SAXParser.parse(String uri, HandlerBase hb)

Parse the content described by the giving Uniform Resource Identifier (URI) as XML using the specified HandlerBase.

void

SAXParser.parse(String uri, DefaultHandler dh)

Parse the content described by the giving Uniform Resource Identifier (URI) as XML using the specified DefaultHandler.

void

SAXParser.parse(InputSource is, HandlerBase hb)

Parse the content given InputSource as XML using the specified HandlerBase.

void

SAXParser.parse(InputSource is, DefaultHandler dh)

Parse the content given InputSource as XML using the specified DefaultHandler.
Uses of IOException in javax.xml.validation

Methods in javax.xml.validation that throw IOException

Modifier and Type

Method

Description

void

Validator.validate(Source source)

Validates the specified input.

abstract void

Validator.validate(Source source, Result result)

Validates the specified input and send the augmented validation result to the specified output.
Uses of IOException in jdk.jfr

Methods in jdk.jfr that throw IOException

Modifier and Type

Method

Description

static Configuration

Configuration.create(Reader reader)

Reads a configuration from a character stream.

static Configuration

Configuration.create(Path path)

Reads a configuration from a file.

void

Recording.dump(Path destination)

Writes recording data to a file.

static Configuration

Configuration.getConfiguration(String name)

Returns a predefined configuration.

InputStream

Recording.getStream(Instant start, Instant end)

Creates a data stream for a specified interval.

void

Recording.setDestination(Path destination)

Sets a location where data is written on recording stop, or null if data is not to be dumped.
Uses of IOException in jdk.jfr.consumer

Methods in jdk.jfr.consumer that throw IOException

Modifier and Type

Method

Description

void

RecordingFile.close()

Closes this recording file and releases any system resources that are associated with it.

void

RecordingStream.dump(Path destination)

Writes recording data to a file.

static EventStream

EventStream.openFile(Path file)

Creates an event stream from a file.

static EventStream

EventStream.openRepository()

Creates a stream from the repository of the current Java Virtual Machine (JVM).

static EventStream

EventStream.openRepository(Path directory)

Creates an event stream from a disk repository.

static List<RecordedEvent>

RecordingFile.readAllEvents(Path path)

Returns a list of all events in a file.

RecordedEvent

RecordingFile.readEvent()

Reads the next event in the recording.

List<EventType>

RecordingFile.readEventTypes()

Returns a list of all event types in this recording.

void

RecordingFile.write(Path destination, Predicate<RecordedEvent> filter)

Filter out events and write them to a new file.

Constructors in jdk.jfr.consumer that throw IOException

Modifier

Constructor

Description

RecordingFile(Path file)

Creates a recording file.
Uses of IOException in jdk.jshell.execution

Methods in jdk.jshell.execution that throw IOException

Modifier and Type

Method

Description

static void

Util.forwardExecutionControlAndIO(ExecutionControl ec, InputStream inStream, OutputStream outStream, Map<String,Consumer<OutputStream>> outputStreamMap, Map<String,Consumer<InputStream>> inputStreamMap)

Forward commands from the input to the specified ExecutionControl instance, then responses back on the output.

ExecutionControl

JdiExecutionControlProvider.generate(ExecutionEnv env, Map<String,String> parameters)

static ExecutionControl

Util.remoteInputOutput(InputStream input, OutputStream output, Map<String,OutputStream> outputStreamMap, Map<String,InputStream> inputStreamMap, BiFunction<ObjectInput,ObjectOutput,ExecutionControl> factory)

Creates an ExecutionControl for given packetized input and output.
Uses of IOException in jdk.management.jfr

Methods in jdk.management.jfr that throw IOException

Modifier and Type

Method

Description

void

FlightRecorderMXBean.closeRecording(long recordingId)

Closes the recording with the specified ID and releases any system resources that are associated with the recording.

void

FlightRecorderMXBean.closeStream(long streamId)

Closes the recording stream with the specified ID and releases any system resources that are associated with the stream.

void

FlightRecorderMXBean.copyTo(long recordingId, String outputFile)

Writes recording data to the specified file.

void

RemoteRecordingStream.dump(Path destination)

Writes recording data to a file.

long

FlightRecorderMXBean.openStream(long recordingId, Map<String,String> streamOptions)

Opens a data stream for the recording with the specified ID, or 0 to get data irrespective of recording.

byte[]

FlightRecorderMXBean.readStream(long streamId)

Reads a portion of data from the stream with the specified ID, or returns null if no more data is available.

Constructors in jdk.management.jfr that throw IOException

Modifier

Constructor

Description

RemoteRecordingStream(MBeanServerConnection connection)

Creates an event stream that operates against a MBeanServerConnection that has a registered FlightRecorderMXBean.

RemoteRecordingStream(MBeanServerConnection connection, Path directory)

Creates an event stream that operates against a MBeanServerConnection that has a registered FlightRecorderMXBean.
Uses of IOException in jdk.net

Methods in jdk.net that throw IOException

Modifier and Type

Method

Description

static <T> T

Sockets.getOption(DatagramSocket s, SocketOption<T> name)

Deprecated.
use DatagramSocket.getOption(SocketOption) instead.

static <T> T

Sockets.getOption(ServerSocket s, SocketOption<T> name)

Deprecated.
use ServerSocket.getOption(SocketOption) instead.

static <T> T

Sockets.getOption(Socket s, SocketOption<T> name)

Deprecated.
use Socket.getOption(SocketOption) instead.

static <T> void

Sockets.setOption(DatagramSocket s, SocketOption<T> name, T value)

Deprecated.
use DatagramSocket.setOption(SocketOption, Object) instead.

static <T> void

Sockets.setOption(ServerSocket s, SocketOption<T> name, T value)

Deprecated.
use ServerSocket.setOption(SocketOption, Object) instead.

static <T> void

Sockets.setOption(Socket s, SocketOption<T> name, T value)

Deprecated.
use Socket.setOption(SocketOption, Object) instead.
Uses of IOException in jdk.nio

Methods in jdk.nio that throw IOException

Modifier and Type

Method

Description

void

Channels.SelectableChannelCloser.implCloseChannel(SelectableChannel sc)

Closes a selectable channel.

void

Channels.SelectableChannelCloser.implReleaseChannel(SelectableChannel sc)

Release the file descriptor and any resources for a selectable channel that closed while registered with one or more Selectors.
Uses of IOException in org.xml.sax

Methods in org.xml.sax that throw IOException

Modifier and Type

Method

Description

void

Parser.parse(String systemId)

Deprecated.

Parse an XML document from a system identifier (URI).

void

Parser.parse(InputSource source)

Deprecated.

Parse an XML document.

void

XMLReader.parse(String systemId)

Parse an XML document from a system identifier (URI).

void

XMLReader.parse(InputSource input)

Parse an XML document.

InputSource

EntityResolver.resolveEntity(String publicId, String systemId)

Allow the application to resolve external entities.
Uses of IOException in org.xml.sax.ext

Methods in org.xml.sax.ext that throw IOException

Modifier and Type

Method

Description

InputSource

DefaultHandler2.getExternalSubset(String name, String baseURI)

Tells the parser that if no external subset has been declared in the document text, none should be used.

InputSource

EntityResolver2.getExternalSubset(String name, String baseURI)

Allows applications to provide an external subset for documents that don't explicitly define one.

InputSource

DefaultHandler2.resolveEntity(String publicId, String systemId)

Invokes EntityResolver2.resolveEntity() with null entity name and base URI.

InputSource

DefaultHandler2.resolveEntity(String name, String publicId, String baseURI, String systemId)

Tells the parser to resolve the systemId against the baseURI and read the entity text from that resulting absolute URI.

InputSource

EntityResolver2.resolveEntity(String name, String publicId, String baseURI, String systemId)

Allows applications to map references to external entities into input sources, or tell the parser it should use conventional URI resolution.
Uses of IOException in org.xml.sax.helpers

Methods in org.xml.sax.helpers that throw IOException

Modifier and Type

Method

Description

void

ParserAdapter.parse(String systemId)

Parse an XML document.

void

ParserAdapter.parse(InputSource input)

Parse an XML document.

void

XMLFilterImpl.parse(String systemId)

Parse a document.

void

XMLFilterImpl.parse(InputSource input)

Parse a document.

void

XMLReaderAdapter.parse(String systemId)

Parse the document.

void

XMLReaderAdapter.parse(InputSource input)

Parse the document.

InputSource

DefaultHandler.resolveEntity(String publicId, String systemId)

Resolve an external entity.

InputSource

XMLFilterImpl.resolveEntity(String publicId, String systemId)

Filter an external entity resolution.

Uses of Classjava.io.IOException

Uses of IOException in com.sun.jdi

Uses of IOException in com.sun.jdi.connect

Uses of IOException in com.sun.jdi.connect.spi

Uses of IOException in com.sun.management

Uses of IOException in com.sun.net.httpserver

Uses of IOException in com.sun.net.httpserver.spi

Uses of IOException in com.sun.nio.sctp

Uses of IOException in com.sun.security.auth.callback

Uses of IOException in com.sun.source.util

Uses of IOException in com.sun.tools.attach

Uses of IOException in com.sun.tools.attach.spi

Uses of IOException in java.applet

Uses of IOException in java.awt

Uses of IOException in java.awt.color

Uses of IOException in java.awt.datatransfer

Uses of IOException in java.awt.dnd

Uses of IOException in java.awt.print

Uses of IOException in java.beans

Uses of IOException in java.beans.beancontext

Uses of IOException in java.io

Uses of IOException in java.lang

Uses of IOException in java.lang.management

Uses of IOException in java.lang.module

Uses of IOException in java.net

Uses of IOException in java.net.http

Uses of IOException in java.nio

Uses of IOException in java.nio.channels

Uses of IOException in java.nio.channels.spi

Uses of IOException in java.nio.charset

Uses of IOException in java.nio.file

Uses of IOException in java.nio.file.attribute

Uses of IOException in java.nio.file.spi

Uses of IOException in java.rmi

Uses of IOException in java.rmi.server

Uses of IOException in java.security

Uses of IOException in java.security.cert

Uses of IOException in java.util

Uses of IOException in java.util.jar

Uses of IOException in java.util.logging

Uses of IOException in java.util.prefs

Uses of IOException in java.util.zip

Uses of IOException in javax.annotation.processing

Uses of IOException in javax.crypto

Uses of IOException in javax.imageio

Uses of IOException in javax.imageio.metadata

Uses of IOException in javax.imageio.spi

Uses of IOException in javax.imageio.stream

Uses of IOException in javax.management

Uses of IOException in javax.management.loading

Uses of IOException in javax.management.remote

Uses of IOException in javax.management.remote.rmi

Uses of IOException in javax.naming.ldap

Uses of IOException in javax.net

Uses of IOException in javax.net.ssl

Uses of IOException in javax.print

Uses of IOException in javax.rmi.ssl

Uses of IOException in javax.security.auth.callback

Uses of IOException in javax.security.sasl

Uses of IOException in javax.sound.midi

Uses of IOException in javax.sound.midi.spi

Uses of IOException in javax.sound.sampled

Uses of IOException in javax.sound.sampled.spi

Uses of IOException in javax.sql.rowset

Uses of IOException in javax.swing

Uses of IOException in javax.swing.filechooser

Uses of IOException in javax.swing.plaf.synth

Uses of IOException in javax.swing.text

Uses of IOException in javax.swing.text.html

Uses of IOException in javax.swing.text.html.parser

Uses of IOException in javax.swing.text.rtf

Uses of IOException in javax.tools

Uses of IOException in javax.xml.parsers

Uses of IOException in javax.xml.validation

Uses of IOException in jdk.jfr

Uses of IOException in jdk.jfr.consumer

Uses of IOException in jdk.jshell.execution

Uses of IOException in jdk.management.jfr

Uses of IOException in jdk.net

Uses of IOException in jdk.nio

Uses of Class
java.io.IOException