org.codehaus.nanning
Class Mixin.InvocationImpl

java.lang.Object
  org.codehaus.nanning.Mixin.InvocationImpl

All Implemented Interfaces:

Invocation

Enclosing class:

Mixin

protected class Mixin.InvocationImpl

extends java.lang.Object

implements Invocation

Field Summary

protected java.lang.Object[]	args
protected java.util.ListIterator	interceptors
protected java.lang.reflect.Method	method
protected java.lang.Object	proxy

Constructor Summary

Mixin.InvocationImpl(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)

Method Summary

java.lang.Object[]	getArgs() Gets the arguments to the call.
java.lang.Object	getArgument(int arg)
int	getArgumentCount()
AspectInstance	getAspectInstance()
int	getCurrentIndex() Gets the index of the current interceptor.
int	getfInterceptorCount() Gets the total number of interceptors in the chain.
Interceptor	getInterceptor(int index) Gets the interceptors at the specified index.
java.lang.reflect.Method	getMethod() Gets the method being called.
java.lang.Object	getProxy() Gets the aspected object the call is part of.
java.lang.Object	getTarget() Gets the target of the call.
java.lang.Class	getTargetInterface()
java.lang.Object	invokeNext() Invoke the next interceptor in the stack (or the target if you're last).
void	setTarget(java.lang.Object target) Change the target of the current mixin.

Methods inherited from class java.lang.Object

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

Field Detail

proxy

protected java.lang.Object proxy

method

protected final java.lang.reflect.Method method

args

protected final java.lang.Object[] args

interceptors

protected java.util.ListIterator interceptors

Constructor Detail

Mixin.InvocationImpl

public Mixin.InvocationImpl(java.lang.Object proxy,
                            java.lang.reflect.Method method,
                            java.lang.Object[] args)

Method Detail

invokeNext

public java.lang.Object invokeNext()
                            throws java.lang.Throwable

Description copied from interface: Invocation

Invoke the next interceptor in the stack (or the target if you're last).

Specified by:

invokeNext in interface Invocation

Returns:

the result of the call on the target (might be intercepted and changed by an interceptor).

Throws:

java.lang.Throwable - if the call throws an exception.

getInterceptor

public Interceptor getInterceptor(int index)

Description copied from interface: Invocation

Gets the interceptors at the specified index.

Specified by:

getInterceptor in interface Invocation

Parameters:

index - index to the interceptor to retrieve.

Returns:

the interceptors at the specified index.

getTargetInterface

public java.lang.Class getTargetInterface()

Specified by:

getTargetInterface in interface Invocation

getAspectInstance

public AspectInstance getAspectInstance()

Specified by:

getAspectInstance in interface Invocation

getArgumentCount

public int getArgumentCount()

Specified by:

getArgumentCount in interface Invocation

getArgument

public java.lang.Object getArgument(int arg)

Specified by:

getArgument in interface Invocation

getTarget

public java.lang.Object getTarget()

Description copied from interface: Invocation

Gets the target of the call.

Specified by:

getTarget in interface Invocation

Returns:

the actual target object.

setTarget

public void setTarget(java.lang.Object target)

Description copied from interface: Invocation

Change the target of the current mixin.

Specified by:

setTarget in interface Invocation

Parameters:

target -

getProxy

public java.lang.Object getProxy()

Description copied from interface: Invocation

Gets the aspected object the call is part of. (TODO might need to change name...)

Specified by:

getProxy in interface Invocation

Returns:

the aspected object.

getCurrentIndex

public int getCurrentIndex()

Description copied from interface: Invocation

Gets the index of the current interceptor.

Specified by:

getCurrentIndex in interface Invocation

Returns:

the index of the current interceptor.

getfInterceptorCount

public int getfInterceptorCount()

Description copied from interface: Invocation

Gets the total number of interceptors in the chain.

Specified by:

getfInterceptorCount in interface Invocation

Returns:

the total number of interceptors in the chain.

getMethod

public java.lang.reflect.Method getMethod()

Description copied from interface: Invocation

Gets the method being called.

Specified by:

getMethod in interface Invocation

Returns:

the method being called.

getArgs

public java.lang.Object[] getArgs()

Description copied from interface: Invocation

Gets the arguments to the call.

Specified by:

getArgs in interface Invocation

Returns:

the arguments to the call.