Package net.bytebuddy.utility

Interface JavaConstant

All Known Implementing Classes:

JavaConstant.Dynamic, JavaConstant.MethodHandle, JavaConstant.MethodType, JavaConstant.Simple, JavaConstant.Simple.OfTrivialValue, JavaConstant.Simple.OfTypeDescription

public interface JavaConstant

Returns a Java instance of an object that has a special meaning to the Java virtual machine and that is not available to Java in versions 6.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	JavaConstant.Dynamic	Represents a dynamically resolved constant pool entry of a class file.
static class	JavaConstant.MethodHandle	Represents a java.lang.invoke.MethodHandle object.
static class	JavaConstant.MethodType	Represents a java.lang.invoke.MethodType object.
static class	JavaConstant.Simple<T>	Represents a simple Java constant, either a primitive constant, a String or a Class.
static interface	JavaConstant.Visitor<T>	A visitor to resolve a JavaConstant based on its implementation.

Method Summary

Modifier and Type	Method	Description
<T> T	accept(JavaConstant.Visitor<T> visitor)	Applies the supplied visitor to this constant type with its respective callback.
TypeDescription	getTypeDescription()	Returns a description of the type of the represented instance or at least a stub.
Object	toDescription()	Returns this constant as a Java java.lang.constant.ConstantDesc if the current VM is of at least version 12.

Method Details

toDescription

Object toDescription()

Returns this constant as a Java java.lang.constant.ConstantDesc if the current VM is of at least version 12. If the current VM is of an older version and does not support the type, an exception is thrown.

Returns:

This constant as a Java java.lang.constant.ConstantDesc.

getTypeDescription

TypeDescription getTypeDescription()

Returns a description of the type of the represented instance or at least a stub.

Returns:

A description of the type of the represented instance or at least a stub.

accept

<T> T accept(JavaConstant.Visitor<T> visitor)

Applies the supplied visitor to this constant type with its respective callback.

Type Parameters:

T - The type of the value that is returned by the visitor.

Parameters:

visitor - The visitor to dispatch.

Returns:

The value that is returned by the supplied visitor.