com.xenonsoft.bridgetown.aop.helper
Class ThrowsExceptionAdviceAdaptor

java.lang.Object
  com.xenonsoft.bridgetown.aop.helper.ThrowsExceptionAdviceAdaptor

All Implemented Interfaces:

IMethodInterceptor, java.io.Serializable

public abstract class ThrowsExceptionAdviceAdaptor

extends java.lang.Object

implements IMethodInterceptor, java.io.Serializable

An adaptor class that makes it easier to write a convenient "Throws" advice on the method interceptor, because this class will react to java.lang.Exception exceptions.

Version:

$Id: ThrowsExceptionAdviceAdaptor.java,v 1.5 2005/03/17 02:24:50 peter_pilgrim Exp $

Author:

peterp, 02-Oct-2004

See Also:

Exception, Serialized Form

Constructor Summary

ThrowsExceptionAdviceAdaptor()
Default constructor

Method Summary

abstract void	afterThrowing(java.lang.Exception excp, java.lang.reflect.Method method, java.lang.Object[] args, java.lang.Object target) The before advice that the subclasser must implement.
java.lang.Object	invocation(IInterceptionContext context) Invocation method that is a called by the Aspect Oriented framework implementation.

Methods inherited from class java.lang.Object

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

Constructor Detail

ThrowsExceptionAdviceAdaptor

public ThrowsExceptionAdviceAdaptor()

Default constructor

Method Detail

invocation

public java.lang.Object invocation(IInterceptionContext context)
                            throws java.lang.Throwable

Description copied from interface: IMethodInterceptor

Invocation method that is a called by the Aspect Oriented framework implementation.

The AOP weaver implementation supplies a context IInterceptionContext so that application writer can examine the pointcut information and most importantly invoke the target method.

Specified by:

invocation in interface IMethodInterceptor

Parameters:

context -

Returns:

Throws:

java.lang.Throwable

See Also:

IMethodInterceptor.invocation(com.xenonsoft.bridgetown.aop.IInterceptionContext)

afterThrowing

public abstract void afterThrowing(java.lang.Exception excp,
                                   java.lang.reflect.Method method,
                                   java.lang.Object[] args,
                                   java.lang.Object target)
                            throws java.lang.Throwable

The before advice that the subclasser must implement. This is method is called before invocation of the joinpoint.

Parameters:

excp - the exception raised by the joinpoint.

method - the method join point

args - the arguments that where were supplied

target - the target object

Returns:

the return value

Throws:

java.lang.Throwable