Uses of Interface
java.lang.foreign.MemoryLayout
Package
Description
Provides low-level access to memory and functions outside the Java runtime.
-
Uses of MemoryLayoutPREVIEW in java.lang.foreign
Modifier and TypeInterfaceDescriptioninterface
Preview.A value layout used to model the address of some region of memory.interface
Preview.A compound layout that is an aggregation of multiple, heterogeneous member layouts.interface
Preview.A padding layout.interface
Preview.A compound layout that denotes a homogeneous repetition of a given element layout.interface
Preview.A group layout whose member layouts are laid out one after the other.interface
Preview.A group layout whose member layouts are laid out at the same starting offset.interface
Preview.A layout that models values of basic data types.static interface
Preview.A value layout whose carrier isboolean.class
.static interface
Preview.A value layout whose carrier isbyte.class
.static interface
Preview.A value layout whose carrier ischar.class
.static interface
Preview.A value layout whose carrier isdouble.class
.static interface
Preview.A value layout whose carrier isfloat.class
.static interface
Preview.A value layout whose carrier isint.class
.static interface
Preview.A value layout whose carrier islong.class
.static interface
Preview.A value layout whose carrier isshort.class
.Modifier and TypeMethodDescriptionSequenceLayout.elementLayout()
Returns the element layout of this sequence layout.default MemoryLayoutPREVIEW
MemoryLayout.select
(MemoryLayout.PathElementPREVIEW... elements) Returns the layout selected from the provided path, where the initial layout in the path is this layout.MemoryLayout.withByteAlignment
(long byteAlignment) Returns a memory layout with the same characteristics as this layout, but with the given alignment constraint (in bytes).Returns a memory layout with the same characteristics as this layout, but with the given name.MemoryLayout.withoutName()
Returns a memory layout with the same characteristics as this layout, but with no name.Modifier and TypeMethodDescriptionFunctionDescriptor.argumentLayouts()
Returns the argument layouts of this function descriptor (as an unmodifiable list).GroupLayout.memberLayouts()
Returns the member layouts of this group layout.FunctionDescriptor.returnLayout()
Returns the return layout (if any) of this function descriptor.AddressLayout.targetLayout()
Returns the target layout associated with this address layout (if any).Modifier and TypeMethodDescriptiondefault MemorySegmentPREVIEW
SegmentAllocator.allocate
(MemoryLayoutPREVIEW layout) Allocates a memory segment with the given layout.default MemorySegmentPREVIEW
SegmentAllocator.allocateArray
(MemoryLayoutPREVIEW elementLayout, long count) Allocates a memory segment with the given element layout and size.FunctionDescriptor.appendArgumentLayouts
(MemoryLayoutPREVIEW... addedLayouts) Returns a function descriptor with the given argument layouts appended to the argument layouts of this function descriptor.default MemorySegmentPREVIEW
MemorySegment.asSlice
(long offset, MemoryLayoutPREVIEW layout) Returns a slice of this memory segment with the given layout, at the given offset.FunctionDescriptor.changeReturnLayout
(MemoryLayoutPREVIEW newReturn) Returns a function descriptor with the provided return layout.MemorySegment.elements
(MemoryLayoutPREVIEW elementLayout) Returns a sequentialStream
over disjoint slices (whose size matches that of the specified layout) in this segment.FunctionDescriptor.insertArgumentLayouts
(int index, MemoryLayoutPREVIEW... addedLayouts) Returns a function descriptor with the given argument layouts inserted at the given index, into the argument layout array of this function descriptor.static FunctionDescriptorPREVIEW
FunctionDescriptor.of
(MemoryLayoutPREVIEW resLayout, MemoryLayoutPREVIEW... argLayouts) Creates a function descriptor with the given return and argument layouts.static FunctionDescriptorPREVIEW
FunctionDescriptor.ofVoid
(MemoryLayoutPREVIEW... argLayouts) Creates a function descriptor with the given argument layouts and no return layout.static SequenceLayoutPREVIEW
MemoryLayout.sequenceLayout
(long elementCount, MemoryLayoutPREVIEW elementLayout) Creates a sequence layout with the given element layout and element count.static SequenceLayoutPREVIEW
MemoryLayout.sequenceLayout
(MemoryLayoutPREVIEW elementLayout) Creates a sequence layout with the given element layout and the maximum element count such that it does not overflow along
.MemorySegment.spliterator
(MemoryLayoutPREVIEW elementLayout) Returns a spliterator for this memory segment.static StructLayoutPREVIEW
MemoryLayout.structLayout
(MemoryLayoutPREVIEW... elements) Creates a struct layout with the given member layouts.static UnionLayoutPREVIEW
MemoryLayout.unionLayout
(MemoryLayoutPREVIEW... elements) Creates a union layout with the given member layouts.AddressLayout.withTargetLayout
(MemoryLayoutPREVIEW layout) Returns an address layout with the same carrier, alignment constraint, name and order as this address layout, but associated with the specified target layout.