spring DefaultPointcutAdvisor 源码
spring DefaultPointcutAdvisor 代码
文件路径：/spring-aop/src/main/java/org/springframework/aop/support/DefaultPointcutAdvisor.java
/*
* Copyright 2002-2017 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
*
* https://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.support;
import java.io.Serializable;
import org.aopalliance.aop.Advice;
import org.springframework.aop.Pointcut;
import org.springframework.lang.Nullable;
/**
* Convenient Pointcut-driven Advisor implementation.
*
* <p>This is the most commonly used Advisor implementation. It can be used
* with any pointcut and advice type, except for introductions. There is
* normally no need to subclass this class, or to implement custom Advisors.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @see #setPointcut
* @see #setAdvice
*/
@SuppressWarnings("serial")
public class DefaultPointcutAdvisor extends AbstractGenericPointcutAdvisor implements Serializable {
private Pointcut pointcut = Pointcut.TRUE;
/**
* Create an empty DefaultPointcutAdvisor.
* <p>Advice must be set before using setter methods.
* Pointcut will normally be set also, but defaults to {@code Pointcut.TRUE}.
*/
public DefaultPointcutAdvisor() {
}
/**
* Create a DefaultPointcutAdvisor that matches all methods.
* <p>{@code Pointcut.TRUE} will be used as Pointcut.
* @param advice the Advice to use
*/
public DefaultPointcutAdvisor(Advice advice) {
this(Pointcut.TRUE, advice);
}
/**
* Create a DefaultPointcutAdvisor, specifying Pointcut and Advice.
* @param pointcut the Pointcut targeting the Advice
* @param advice the Advice to run when Pointcut matches
*/
public DefaultPointcutAdvisor(Pointcut pointcut, Advice advice) {
this.pointcut = pointcut;
setAdvice(advice);
}
/**
* Specify the pointcut targeting the advice.
* <p>Default is {@code Pointcut.TRUE}.
* @see #setAdvice
*/
public void setPointcut(@Nullable Pointcut pointcut) {
this.pointcut = (pointcut != null ? pointcut : Pointcut.TRUE);
}
@Override
public Pointcut getPointcut() {
return this.pointcut;
}
@Override
public String toString() {
return getClass().getName() + ": pointcut [" + getPointcut() + "]; advice [" + getAdvice() + "]";
}
}
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