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/* *******************************************************************
* Copyright (c) 2005 Contributors.
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* Adrian Colyer Initial implementation
* ******************************************************************/
package org.aspectj.weaver.tools;
/**
* The PointcutDesignator interface allows extension of the
* AspectJ pointcut language so that third-party tools integrating
* with AspectJ can add easily their own custom
* domain-specific designators and have them interoperate seamlessly
* with the standard AspectJ designators.
*
* A pointcut designator can only be used for matching, not for
* binding.
*/
public interface PointcutDesignatorHandler {
/**
* The name of this pointcut designator. For example,
* if this designator handles a "bean(<NamePattern>)
* format designator, this method would return "bean".
* @return
*/
String getDesignatorName() ;
/**
* Parse the given expression string
* and return a ContextBasedMatcher that can be used
* for matching.
* @param expression the body of the pointcut expression.
* For example, given the expression "bean(*DAO)" the parse
* method will be called with the argument "*DAO".
* @return a pointcut expression that can be used for
* matching.
* @throws IllegalArgumentException if the expression
* is ill-formed.
*/
ContextBasedMatcher parse(String expression);
}
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