/*
* Copyright 2010 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.activiti.spring.components.aop.util;
import org.springframework.aop.support.AopUtils;
import org.springframework.aop.support.annotation.AnnotationMethodMatcher;
import org.springframework.core.annotation.AnnotationUtils;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
/**
* this code is taken almost verbatim from the Spring Integration
* project's source code where it's a static
* private inner class.
*
* @author Mark Fisher
*
*/
public class MetaAnnotationMethodMatcher extends AnnotationMethodMatcher {
private final Class<? extends Annotation> annotationType;
/**
* Create a new AnnotationClassFilter for the given annotation type.
*
* @param annotationType the annotation type to look for
*/
public MetaAnnotationMethodMatcher(Class<? extends Annotation> annotationType) {
super(annotationType);
this.annotationType = annotationType;
}
@Override
@SuppressWarnings("rawtypes")
public boolean matches(Method method, Class targetClass) {
if (AnnotationUtils.getAnnotation(method, this.annotationType) != null) {
return true;
}
// The method may be on an interface, so let's check on the target class as well.
Method specificMethod = AopUtils.getMostSpecificMethod(method, targetClass);
return (specificMethod != method &&
(AnnotationUtils.getAnnotation(specificMethod, this.annotationType) != null));
}
}