/*
* Created on Sep 22, 2004
*
* 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.
*
* Copyright @2004 the original author or authors.
*/
package org.springmodules.cache.interceptor.caching;
import java.lang.reflect.Method;
import org.springframework.aop.framework.AopConfigException;
import org.springframework.aop.support.StaticMethodMatcherPointcutAdvisor;
/**
* <p>
* Advisor driven by a <code>{@link CachingAttributeSource}</code> that tells
* <code>{@link MetadataCachingInterceptor}</code> which methods should be
* intercepted.
* </p>
*
* @author Alex Ruiz
*/
public class CachingAttributeSourceAdvisor extends
StaticMethodMatcherPointcutAdvisor {
private static final long serialVersionUID = 3832897771492356663L;
/**
* Retrieves instances of <code>{@link Cached}</code> for intercepted
* methods.
*/
private CachingAttributeSource cachingAttributeSource;
public CachingAttributeSourceAdvisor(MetadataCachingInterceptor i) {
super(i);
CachingAttributeSource source = i.getCachingAttributeSource();
if (source == null)
throw new AopConfigException("<" + i.getClass().getName() + "> has no <"
+ CachingAttributeSource.class.getName() + "> configured");
cachingAttributeSource = source;
}
public final boolean matches(Method method, Class targetClass) {
Cached attribute = cachingAttributeSource.attribute(method, targetClass);
return (attribute != null);
}
}