Uses of Class
jdk.incubator.foreign.ValueLayout
Packages that use ValueLayout
Package
Description
Classes to support low-level and efficient foreign memory/function access, directly from Java.
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Uses of ValueLayout in jdk.incubator.foreign
Fields in jdk.incubator.foreign declared as ValueLayoutModifier and TypeFieldDescriptionstatic final ValueLayout
MemoryLayouts.ADDRESS
A value layout constant whose size is the same as that of a machine address (e.g.static final ValueLayout
MemoryLayouts.BITS_16_BE
A value layout constant with size of two bytes, and byte order set toByteOrder.BIG_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_16_LE
A value layout constant with size of two bytes, and byte order set toByteOrder.LITTLE_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_32_BE
A value layout constant with size of four bytes, and byte order set toByteOrder.BIG_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_32_LE
A value layout constant with size of four bytes, and byte order set toByteOrder.LITTLE_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_64_BE
A value layout constant with size of eight bytes, and byte order set toByteOrder.BIG_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_64_LE
A value layout constant with size of eight bytes, and byte order set toByteOrder.LITTLE_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_8_BE
A value layout constant with size of one byte, and byte order set toByteOrder.BIG_ENDIAN
.static final ValueLayout
MemoryLayouts.BITS_8_LE
A value layout constant with size of one byte, and byte order set toByteOrder.LITTLE_ENDIAN
.static final ValueLayout
CLinker.C_CHAR
The layout for thechar
C typestatic final ValueLayout
CLinker.C_DOUBLE
The layout for thedouble
C typestatic final ValueLayout
CLinker.C_FLOAT
The layout for thefloat
C typestatic final ValueLayout
CLinker.C_INT
The layout for theint
C typestatic final ValueLayout
CLinker.C_LONG
The layout for thelong
C typestatic final ValueLayout
CLinker.C_LONG_LONG
The layout for thelong long
C type.static final ValueLayout
CLinker.C_POINTER
TheT*
native type.static final ValueLayout
CLinker.C_SHORT
The layout for theshort
C typestatic final ValueLayout
MemoryLayouts.JAVA_BYTE
A value layout constant whose size is the same as that of a Javabyte
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_CHAR
A value layout constant whose size is the same as that of a Javachar
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_DOUBLE
A value layout constant whose size is the same as that of a Javadouble
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_FLOAT
A value layout constant whose size is the same as that of a Javafloat
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_INT
A value layout constant whose size is the same as that of a Javaint
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_LONG
A value layout constant whose size is the same as that of a Javalong
, and byte order set toByteOrder.nativeOrder()
.static final ValueLayout
MemoryLayouts.JAVA_SHORT
A value layout constant whose size is the same as that of a Javashort
, and byte order set toByteOrder.nativeOrder()
.Methods in jdk.incubator.foreign that return ValueLayoutModifier and TypeMethodDescriptionstatic ValueLayout
MemoryLayout.valueLayout
(long size, ByteOrder order) Create a value layout of given byte order and size.ValueLayout.withAttribute
(String name, Constable value) Returns a new memory layout which features the same attributes as this layout, plus the newly specified attribute.ValueLayout.withBitAlignment
(long alignmentBits) Creates a new layout which features the desired alignment constraint.Creates a new layout which features the desired layout name.Returns a new value layout with given byte order.Methods in jdk.incubator.foreign that return types with arguments of type ValueLayoutMethods in jdk.incubator.foreign with parameters of type ValueLayoutModifier and TypeMethodDescriptiondefault MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, byte value) Allocate a block of memory with given layout and initialize it with given byte value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, char value) Allocate a block of memory with given layout and initialize it with given char value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, double value) Allocate a block of memory with given layout and initialize it with given double value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, float value) Allocate a block of memory with given layout and initialize it with given float value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, int value) Allocate a block of memory with given layout and initialize it with given int value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, long value) Allocate a block of memory with given layout and initialize it with given long value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, short value) Allocate a block of memory with given layout and initialize it with given short value.default MemorySegment
SegmentAllocator.allocate
(ValueLayout layout, Addressable value) Allocate a block of memory with given layout and initialize it with given address value (expressed as anAddressable
instance).default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, byte[] array) Allocate a block of memory with given layout and initialize it with given byte array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, char[] array) Allocate a block of memory with given layout and initialize it with given char array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, double[] array) Allocate a block of memory with given layout and initialize it with given double array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, float[] array) Allocate a block of memory with given layout and initialize it with given float array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, int[] array) Allocate a block of memory with given layout and initialize it with given int array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, long[] array) Allocate a block of memory with given layout and initialize it with given long array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, short[] array) Allocate a block of memory with given layout and initialize it with given short array.default MemorySegment
SegmentAllocator.allocateArray
(ValueLayout elementLayout, Addressable[] array) Allocate a block of memory with given layout and initialize it with given address array.CLinker.VaList.Builder.vargFromAddress
(ValueLayout layout, Addressable value) Adds a native value represented as aMemoryAddress
to the Cva_list
being constructed.CLinker.VaList.Builder.vargFromDouble
(ValueLayout layout, double value) Adds a native value represented as adouble
to the Cva_list
being constructed.CLinker.VaList.Builder.vargFromInt
(ValueLayout layout, int value) Adds a native value represented as anint
to the Cva_list
being constructed.CLinker.VaList.Builder.vargFromLong
(ValueLayout layout, long value) Adds a native value represented as along
to the Cva_list
being constructed.