spring PrototypeTargetSource 源码
spring PrototypeTargetSource 代码
文件路径：/spring-aop/src/main/java/org/springframework/aop/target/PrototypeTargetSource.java
/*
* Copyright 2002-2014 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.target;
import org.springframework.beans.BeansException;
/**
* {@link org.springframework.aop.TargetSource} implementation that
* creates a new instance of the target bean for each request,
* destroying each instance on release (after each request).
*
* <p>Obtains bean instances from its containing
* {@link org.springframework.beans.factory.BeanFactory}.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @see #setBeanFactory
* @see #setTargetBeanName
*/
@SuppressWarnings("serial")
public class PrototypeTargetSource extends AbstractPrototypeBasedTargetSource {
/**
* Obtain a new prototype instance for every call.
* @see #newPrototypeInstance()
*/
@Override
public Object getTarget() throws BeansException {
return newPrototypeInstance();
}
/**
* Destroy the given independent instance.
* @see #destroyPrototypeInstance
*/
@Override
public void releaseTarget(Object target) {
destroyPrototypeInstance(target);
}
@Override
public String toString() {
return "PrototypeTargetSource for target bean with name '" + getTargetBeanName() + "'";
}
}
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