/**************************************************************************************
* Copyright (c) Jonas Bon�r, Alexandre Vasseur. All rights reserved. *
* http://aspectwerkz.codehaus.org *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the LGPL license *
* a copy of which has been included with this distribution in the license.txt file. *
**************************************************************************************/
package org.codehaus.aspectwerkz.joinpoint;
/**
* Implements the join point concept, e.g. defines a well defined point in the program flow.
* <p/>
* Provides access to runtime type information (RTTI), is therefore significantly <b>slower</b>
* than the usage of the {@link org.codehaus.aspectwerkz.joinpoint.StaticJoinPoint} interface.
*
* @author <a href="mailto:jboner@codehaus.org">Jonas Bon�r </a>
*/
public interface JoinPoint extends StaticJoinPoint {
/**
* Returns the callee instance.
*
* @return the callee instance
*/
Object getCallee();
/**
* Returns the caller instance.
*
* @return the caller instance
*/
Object getCaller();
/**
* Returns the 'this' instance (the one currently executing).
*
* @return 'this'
*/
Object getThis();
/**
* Returns the target instance. If the join point is executing in a static context it returns null.
*
* @return the target instance
*/
Object getTarget();
/**
* Returns the JoinPoint RTTI
*
* @return the Rtti
*/
Rtti getRtti();
}