spring AspectJPointcutAdvisor 源码
spring AspectJPointcutAdvisor 代码
文件路径：/spring-aop/src/main/java/org/springframework/aop/aspectj/AspectJPointcutAdvisor.java
/*
* Copyright 2002-2021 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.aspectj;
import org.aopalliance.aop.Advice;
import org.springframework.aop.Pointcut;
import org.springframework.aop.PointcutAdvisor;
import org.springframework.core.Ordered;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
* AspectJPointcutAdvisor that adapts an {@link AbstractAspectJAdvice}
* to the {@link org.springframework.aop.PointcutAdvisor} interface.
*
* @author Adrian Colyer
* @author Juergen Hoeller
* @since 2.0
*/
public class AspectJPointcutAdvisor implements PointcutAdvisor, Ordered {
private final AbstractAspectJAdvice advice;
private final Pointcut pointcut;
@Nullable
private Integer order;
/**
* Create a new AspectJPointcutAdvisor for the given advice.
* @param advice the AbstractAspectJAdvice to wrap
*/
public AspectJPointcutAdvisor(AbstractAspectJAdvice advice) {
Assert.notNull(advice, "Advice must not be null");
this.advice = advice;
this.pointcut = advice.buildSafePointcut();
}
public void setOrder(int order) {
this.order = order;
}
@Override
public int getOrder() {
if (this.order != null) {
return this.order;
}
else {
return this.advice.getOrder();
}
}
@Override
public boolean isPerInstance() {
return true;
}
@Override
public Advice getAdvice() {
return this.advice;
}
@Override
public Pointcut getPointcut() {
return this.pointcut;
}
/**
* Return the name of the aspect (bean) in which the advice was declared.
* @since 4.3.15
* @see AbstractAspectJAdvice#getAspectName()
*/
public String getAspectName() {
return this.advice.getAspectName();
}
@Override
public boolean equals(@Nullable Object other) {
if (this == other) {
return true;
}
if (!(other instanceof AspectJPointcutAdvisor otherAdvisor)) {
return false;
}
return this.advice.equals(otherAdvisor.advice);
}
@Override
public int hashCode() {
return AspectJPointcutAdvisor.class.hashCode() * 29 + this.advice.hashCode();
}
}
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