spring AdvisorAdapter 源码
spring AdvisorAdapter 代码
文件路径：/spring-aop/src/main/java/org/springframework/aop/framework/adapter/AdvisorAdapter.java
/*
* Copyright 2002-2012 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.framework.adapter;
import org.aopalliance.aop.Advice;
import org.aopalliance.intercept.MethodInterceptor;
import org.springframework.aop.Advisor;
/**
* Interface allowing extension to the Spring AOP framework to allow
* handling of new Advisors and Advice types.
*
* <p>Implementing objects can create AOP Alliance Interceptors from
* custom advice types, enabling these advice types to be used
* in the Spring AOP framework, which uses interception under the covers.
*
* <p>There is no need for most Spring users to implement this interface;
* do so only if you need to introduce more Advisor or Advice types to Spring.
*
* @author Rod Johnson
*/
public interface AdvisorAdapter {
/**
* Does this adapter understand this advice object? Is it valid to
* invoke the {@code getInterceptors} method with an Advisor that
* contains this advice as an argument?
* @param advice an Advice such as a BeforeAdvice
* @return whether this adapter understands the given advice object
* @see #getInterceptor(org.springframework.aop.Advisor)
* @see org.springframework.aop.BeforeAdvice
*/
boolean supportsAdvice(Advice advice);
/**
* Return an AOP Alliance MethodInterceptor exposing the behavior of
* the given advice to an interception-based AOP framework.
* <p>Don't worry about any Pointcut contained in the Advisor;
* the AOP framework will take care of checking the pointcut.
* @param advisor the Advisor. The supportsAdvice() method must have
* returned true on this object
* @return an AOP Alliance interceptor for this Advisor. There's
* no need to cache instances for efficiency, as the AOP framework
* caches advice chains.
*/
MethodInterceptor getInterceptor(Advisor advisor);
}
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