Uses of Interface
jdk.incubator.foreign.MemoryLayout.PathElement
Package
Description
Classes to support low-level and efficient foreign memory/function access, directly from Java.
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Uses of MemoryLayout.PathElement in jdk.incubator.foreign
Modifier and TypeMethodDescriptionstatic MemoryLayout.PathElement
MemoryLayout.PathElement.groupElement(String name)
Returns a path element which selects a member layout with given name from a given group layout.static MemoryLayout.PathElement
MemoryLayout.PathElement.sequenceElement()
Returns a path element which selects an unspecified element layout from a given sequence layout.static MemoryLayout.PathElement
MemoryLayout.PathElement.sequenceElement(long index)
Returns a path element which selects the element layout at the specified position in a given the sequence layout.static MemoryLayout.PathElement
MemoryLayout.PathElement.sequenceElement(long start, long step)
Returns a path element which selects the element layout in a range of positions in a given the sequence layout, where the range is expressed as a pair of starting index (inclusive)S
and step factor (which can also be negative)F
.Modifier and TypeMethodDescriptiondefault long
MemoryLayout.bitOffset(MemoryLayout.PathElement... elements)
Computes the offset, in bits, of the layout selected by a given layout path, where the path is considered rooted in this layout.default MethodHandle
MemoryLayout.bitOffsetHandle(MemoryLayout.PathElement... elements)
Creates a method handle that can be used to compute the offset, in bits, of the layout selected by a given layout path, where the path is considered rooted in this layout.default long
MemoryLayout.byteOffset(MemoryLayout.PathElement... elements)
Computes the offset, in bytes, of the layout selected by a given layout path, where the path is considered rooted in this layout.default MethodHandle
MemoryLayout.byteOffsetHandle(MemoryLayout.PathElement... elements)
Creates a method handle that can be used to compute the offset, in bytes, of the layout selected by a given layout path, where the path is considered rooted in this layout.default MemoryLayout
MemoryLayout.map(UnaryOperator<MemoryLayout> op, MemoryLayout.PathElement... elements)
Creates a transformed copy of this layout where a selected layout, from a path rooted in this layout, is replaced with the result of applying the given operation.default MemoryLayout
MemoryLayout.select(MemoryLayout.PathElement... elements)
Selects the layout from a path rooted in this layout.default VarHandle
MemoryLayout.varHandle(Class<?> carrier, MemoryLayout.PathElement... elements)
Creates a memory access var handle that can be used to dereference memory at the layout selected by a given layout path, where the path is considered rooted in this layout.