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Class VarHandle.VarHandleDesc

java.lang.Object

java.lang.constant.DynamicConstantDesc<VarHandle>

java.lang.invoke.VarHandle.VarHandleDesc

All Implemented Interfaces:: ConstantDesc

Enclosing class:: VarHandle

public static final class VarHandle.VarHandleDesc extends DynamicConstantDesc<VarHandle>

A nominal descriptor for a VarHandle constant.

Since:: 12

Method Summary

Modifier and Type	Method	Description
`static VarHandle.VarHandleDesc`	`ofArray(ClassDesc arrayClass)`	Returns a VarHandle.VarHandleDesc corresponding to a `VarHandle` for an array type.
`static VarHandle.VarHandleDesc`	`ofField(ClassDesc declaringClass, String name, ClassDesc fieldType)`	Returns a VarHandle.VarHandleDesc corresponding to a `VarHandle` for an instance field.
`static VarHandle.VarHandleDesc`	`ofStaticField(ClassDesc declaringClass, String name, ClassDesc fieldType)`	Returns a VarHandle.VarHandleDesc corresponding to a `VarHandle` for a static field.
`String`	`toString()`	Returns a compact textual description of this constant description.
`ClassDesc`	`varType()`	Returns a `ClassDesc` describing the type of the variable described by this descriptor.

Methods declared in class java.lang.constant.DynamicConstantDesc

bootstrapArgs, bootstrapArgsList, bootstrapMethod, constantName, constantType, equals, hashCode, of, of, ofCanonical, ofNamed, resolveConstantDesc

Methods declared in class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

ofField

public static VarHandle.VarHandleDesc ofField(ClassDesc declaringClass, String name, ClassDesc fieldType)

Returns a VarHandle.VarHandleDesc corresponding to a VarHandle for an instance field.

Parameters:: declaringClass - a ClassDesc describing the declaring class, for field var handles; name - the unqualified name of the field; fieldType - a ClassDesc describing the type of the field
Returns:: the VarHandle.VarHandleDesc
Throws:: NullPointerException - if any of the arguments are null
See Java Virtual Machine Specification:: 4.2.2 Unqualified Names

ofStaticField

public static VarHandle.VarHandleDesc ofStaticField(ClassDesc declaringClass, String name, ClassDesc fieldType)

Returns a VarHandle.VarHandleDesc corresponding to a VarHandle for a static field.

Parameters:: declaringClass - a ClassDesc describing the declaring class, for field var handles; name - the unqualified name of the field; fieldType - a ClassDesc describing the type of the field
Returns:: the VarHandle.VarHandleDesc
Throws:: NullPointerException - if any of the arguments are null
See Java Virtual Machine Specification:: 4.2.2 Unqualified Names

ofArray

public static VarHandle.VarHandleDesc ofArray(ClassDesc arrayClass)

Returns a VarHandle.VarHandleDesc corresponding to a VarHandle for an array type.

Parameters:: arrayClass - a ClassDesc describing the type of the array
Returns:: the VarHandle.VarHandleDesc
Throws:: NullPointerException - if any of the arguments are null

varType

public ClassDesc varType()

Returns a ClassDesc describing the type of the variable described by this descriptor.

Returns:: the variable type

toString

public String toString()

Returns a compact textual description of this constant description. For a field VarHandle, includes the owner, name, and type of the field, and whether it is static; for an array VarHandle, the name of the component type.

Overrides:: toString in class DynamicConstantDesc<VarHandle>
Returns:: A compact textual description of this descriptor

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https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/lang/invoke/VarHandle.VarHandleDesc.html