Uses of Interface
java.lang.foreign.MemoryLayout
Package
Description
Provides low-level access to memory and functions outside the Java runtime.
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Uses of MemoryLayoutPREVIEW in java.lang.foreign
Modifier and TypeInterfaceDescriptioninterface
Preview.A compound layout that aggregates multiple member layouts.interface
Preview.A padding layout.interface
Preview.A compound layout that denotes a 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 isMemorySegment.class
.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 associated with this sequence layout.default MemoryLayoutPREVIEW
MemoryLayout.select
(MemoryLayout.PathElementPREVIEW... elements) Selects the layout from a path rooted in this layout.MemoryLayout.withBitAlignment
(long bitAlignment) Returns a memory layout of the same type with the same size and name as this layout, but with the specified alignment constraint (in bits).Returns a memory layout of the same type with the same size and alignment constraint as this layout, but with the specified name.Modifier and TypeMethodDescriptionFunctionDescriptor.argumentLayouts()
Returns the argument layouts associated with this function descriptor (as an immutable list).GroupLayout.memberLayouts()
Returns the member layouts associated with this group.FunctionDescriptor.returnLayout()
Returns the return layout (if any) associated with this function descriptor.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.static MemorySegmentPREVIEW
MemorySegment.allocateNative
(MemoryLayoutPREVIEW layout, SegmentScopePREVIEW scope) Creates a native segment with the given layout and scope.FunctionDescriptor.appendArgumentLayouts
(MemoryLayoutPREVIEW... addedLayouts) Returns a function descriptor with the given argument layouts appended to the argument layout array of this function descriptor.FunctionDescriptor.changeReturnLayout
(MemoryLayoutPREVIEW newReturn) Returns a function descriptor with the given memory layout as the new 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
.void
VaList.skip
(MemoryLayoutPREVIEW... layouts) Skips a number of elements with the given memory layouts, and advances this variable argument list's position.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.