Package net.bytebuddy.utility

Class JavaConstant.MethodHandle.Dispatcher.AbstractBase

java.lang.Object

net.bytebuddy.utility.JavaConstant.MethodHandle.Dispatcher.AbstractBase

All Implemented Interfaces:

JavaConstant.MethodHandle.Dispatcher, JavaConstant.MethodHandle.Dispatcher.Initializable

Direct Known Subclasses:

JavaConstant.MethodHandle.Dispatcher.ForJava7CapableVm, JavaConstant.MethodHandle.Dispatcher.ForJava8CapableVm

Enclosing interface:

JavaConstant.MethodHandle.Dispatcher

@Enhance
public abstract static class JavaConstant.MethodHandle.Dispatcher.AbstractBase
extends Object
implements JavaConstant.MethodHandle.Dispatcher, JavaConstant.MethodHandle.Dispatcher.Initializable

An abstract base implementation of a dispatcher.

Nested Class Summary

Nested classes/interfaces inherited from interface net.bytebuddy.utility.JavaConstant.MethodHandle.Dispatcher

JavaConstant.MethodHandle.Dispatcher.AbstractBase, JavaConstant.MethodHandle.Dispatcher.CreationAction, JavaConstant.MethodHandle.Dispatcher.ForJava7CapableVm, JavaConstant.MethodHandle.Dispatcher.ForJava8CapableVm, JavaConstant.MethodHandle.Dispatcher.ForLegacyVm, JavaConstant.MethodHandle.Dispatcher.Initializable

Field Summary

Fields

Modifier and Type	Field	Description
protected Method	getDeclaringClass	A reference to java.lang.invoke.MethodHandleInfo#getDeclaringClass.
protected Method	getMethodType	A reference to java.lang.invoke.MethodHandleInfo#getMethodType.
protected Method	getName	A reference to java.lang.invoke.MethodHandleInfo#getName.
protected Method	getReferenceKind	A reference to java.lang.invoke.MethodHandleInfo#getReferenceKind.
protected Method	lookupClass	A reference to java.lang.invoke.MethodHandles$Lookup#lookupClass method.
protected Method	parameterArray	A reference to java.lang.invoke.MethodType#parameterArray.
protected Method	publicLookup	A reference to java.lang.invoke.MethodHandles#publicLookup.
protected Method	returnType	A reference to java.lang.invoke.MethodType#returnType.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractBase(Method publicLookup, Method getName, Method getDeclaringClass, Method getReferenceKind, Method getMethodType, Method returnType, Method parameterArray, Method lookupClass)	Creates a legal dispatcher.

Method Summary

Modifier and Type	Method	Description
Class<?>	getDeclaringClass(Object methodHandleInfo)	Returns the declaring class of the supplied method handle info.
Object	getMethodType(Object methodHandleInfo)	Returns a method handle info's method type.
String	getName(Object methodHandleInfo)	Returns the method name of the supplied method handle info.
int	getReferenceKind(Object methodHandleInfo)	Returns the reference kind of the supplied method handle info.
Class<?>	lookupType(Object lookup)	Returns the lookup type of a given java.lang.invoke.MethodHandles$Lookup instance.
List<? extends Class<?>>	parameterArray(Object methodType)	Returns the parameter types of the supplied method type.
Object	publicLookup()	Returns a public java.lang.invoke.MethodHandles.Lookup instance.
Class<?>	returnType(Object methodType)	Returns the return type of the supplied method type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.bytebuddy.utility.JavaConstant.MethodHandle.Dispatcher

reveal

Methods inherited from interface net.bytebuddy.utility.JavaConstant.MethodHandle.Dispatcher.Initializable

initialize

Field Detail

publicLookup

protected final Method publicLookup

A reference to java.lang.invoke.MethodHandles#publicLookup.

getName

protected final Method getName

A reference to java.lang.invoke.MethodHandleInfo#getName.

getDeclaringClass

protected final Method getDeclaringClass

A reference to java.lang.invoke.MethodHandleInfo#getDeclaringClass.

getReferenceKind

protected final Method getReferenceKind

A reference to java.lang.invoke.MethodHandleInfo#getReferenceKind.

getMethodType

protected final Method getMethodType

A reference to java.lang.invoke.MethodHandleInfo#getMethodType.

returnType

protected final Method returnType

A reference to java.lang.invoke.MethodType#returnType.

parameterArray

protected final Method parameterArray

A reference to java.lang.invoke.MethodType#parameterArray.

lookupClass

protected final Method lookupClass

A reference to java.lang.invoke.MethodHandles$Lookup#lookupClass method.

Constructor Detail

AbstractBase

protected AbstractBase(Method publicLookup,
                       Method getName,
                       Method getDeclaringClass,
                       Method getReferenceKind,
                       Method getMethodType,
                       Method returnType,
                       Method parameterArray,
                       Method lookupClass)

Creates a legal dispatcher.

Parameters:

publicLookup - A reference to java.lang.invoke.MethodHandles#publicLookup.

getName - A reference to java.lang.invoke.MethodHandleInfo#getName.

getDeclaringClass - A reference to java.lang.invoke.MethodHandleInfo#getDeclaringClass.

getReferenceKind - A reference to java.lang.invoke.MethodHandleInfo#getReferenceKind.

getMethodType - A reference to java.lang.invoke.MethodHandleInfo#getMethodType.

returnType - A reference to java.lang.invoke.MethodType#returnType.

parameterArray - A reference to java.lang.invoke.MethodType#parameterArray.

lookupClass - A reference to java.lang.invoke.MethodHandles$Lookup#lookupClass method.

Method Detail

publicLookup

public Object publicLookup()

Returns a public java.lang.invoke.MethodHandles.Lookup instance.

Specified by:

publicLookup in interface JavaConstant.MethodHandle.Dispatcher.Initializable

Returns:

A public java.lang.invoke.MethodHandles.Lookup instance.

getMethodType

public Object getMethodType(Object methodHandleInfo)

Returns a method handle info's method type.

Specified by:

getMethodType in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodHandleInfo - The method handle info to introspect.

Returns:

The java.lang.invoke.MethodType instance representing the method handle's type.

getReferenceKind

public int getReferenceKind(Object methodHandleInfo)

Returns the reference kind of the supplied method handle info.

Specified by:

getReferenceKind in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodHandleInfo - The method handle to be introspected.

Returns:

The method handle info's reference type.

getDeclaringClass

public Class<?> getDeclaringClass(Object methodHandleInfo)

Returns the declaring class of the supplied method handle info.

Specified by:

getDeclaringClass in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodHandleInfo - The method handle to be introspected.

Returns:

The method handle info's declaring class.

getName

public String getName(Object methodHandleInfo)

Returns the method name of the supplied method handle info.

Specified by:

getName in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodHandleInfo - The method handle to be introspected.

Returns:

The method handle info's method name.

returnType

public Class<?> returnType(Object methodType)

Returns the return type of the supplied method type.

Specified by:

returnType in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodType - The method type to be introspected.

Returns:

The method type's return type.

parameterArray

public List<? extends Class<?>> parameterArray(Object methodType)

Returns the parameter types of the supplied method type.

Specified by:

parameterArray in interface JavaConstant.MethodHandle.Dispatcher

Parameters:

methodType - The method type to be introspected.

Returns:

The method type's parameter types.

lookupType

public Class<?> lookupType(Object lookup)

Returns the lookup type of a given java.lang.invoke.MethodHandles$Lookup instance.

Specified by:

lookupType in interface JavaConstant.MethodHandle.Dispatcher.Initializable

Parameters:

lookup - A java.lang.invoke.MethodHandles$Lookup instance.

Returns:

The provided instance's lookup type.