/*
* 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.ClassFilter;
import org.springframework.aop.MethodMatcher;
import org.springframework.aop.Pointcut;
import org.springframework.aop.support.annotation.AnnotationClassFilter;
import org.springframework.util.Assert;
import java.lang.annotation.Annotation;
/**
* this code is taken almost (99.99%) verbatim from the Spring Integration
* project's source code where it's a static
* private inner class.
*
* @author Mark Fisher
*/
public class MetaAnnotationMatchingPointcut implements Pointcut {
private final ClassFilter classFilter;
private final MethodMatcher methodMatcher;
/**
* Create a new MetaAnnotationMatchingPointcut for the given annotation type.
*
* @param classAnnotationType the annotation type to look for at the class level
* @param checkInherited whether to explicitly check the superclasses and
* interfaces for the annotation type as well (even if the annotation type
* is not marked as inherited itself)
*/
public MetaAnnotationMatchingPointcut(Class<? extends Annotation> classAnnotationType, boolean checkInherited) {
this.classFilter = new AnnotationClassFilter(classAnnotationType, checkInherited);
this.methodMatcher = MethodMatcher.TRUE;
}
/**
* Create a new MetaAnnotationMatchingPointcut for the given annotation type.
*
* @param classAnnotationType the annotation type to look for at the class level
* (can be <code>null</code>)
* @param methodAnnotationType the annotation type to look for at the method level
* (can be <code>null</code>)
*/
public MetaAnnotationMatchingPointcut(
Class<? extends Annotation> classAnnotationType, Class<? extends Annotation> methodAnnotationType) {
Assert.isTrue((classAnnotationType != null || methodAnnotationType != null),
"Either Class annotation type or Method annotation type needs to be specified (or both)");
if (classAnnotationType != null) {
this.classFilter = new AnnotationClassFilter(classAnnotationType);
} else {
this.classFilter = ClassFilter.TRUE;
}
if (methodAnnotationType != null) {
this.methodMatcher = new MetaAnnotationMethodMatcher(methodAnnotationType);
} else {
this.methodMatcher = MethodMatcher.TRUE;
}
}
public ClassFilter getClassFilter() {
return this.classFilter;
}
public MethodMatcher getMethodMatcher() {
return this.methodMatcher;
}
}