/*
* Copyright 2002-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.aop;
import java.lang.reflect.Method;
/**
* A specialized type of MethodMatcher that takes into account introductions when
* matching methods. If there are no introductions on the target class, a method
* matcher may be able to optimize matching more effectively for example.
*
* @author Adrian Colyer
* @since 2.0
*/
public interface IntroductionAwareMethodMatcher extends MethodMatcher {
/**
* Perform static checking whether the given method matches. This may be invoked
* instead of the 2-arg {@link #matches(java.lang.reflect.Method, Class)} method
* if the caller supports the extended IntroductionAwareMethodMatcher interface.
* @param method the candidate method
* @param targetClass the target class (may be <code>null</code>, in which case
* the candidate class must be taken to be the method's declaring class)
* @param hasIntroductions <code>true</code> if the object on whose behalf we are
* asking is the subject on one or more introductions; <code>false</code> otherwise
* @return whether or not this method matches statically
*/
boolean matches(Method method, Class targetClass, boolean hasIntroductions);
}