spring DefaultScopedObject 源码
spring DefaultScopedObject 代码
文件路径：/spring-aop/src/main/java/org/springframework/aop/scope/DefaultScopedObject.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.scope;
import java.io.Serializable;
import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.util.Assert;
/**
* Default implementation of the {@link ScopedObject} interface.
*
* <p>Simply delegates the calls to the underlying
* {@link ConfigurableBeanFactory bean factory}
* ({@link ConfigurableBeanFactory#getBean(String)}/
* {@link ConfigurableBeanFactory#destroyScopedBean(String)}).
*
* @author Juergen Hoeller
* @since 2.0
* @see org.springframework.beans.factory.BeanFactory#getBean
* @see org.springframework.beans.factory.config.ConfigurableBeanFactory#destroyScopedBean
*/
@SuppressWarnings("serial")
public class DefaultScopedObject implements ScopedObject, Serializable {
private final ConfigurableBeanFactory beanFactory;
private final String targetBeanName;
/**
* Creates a new instance of the {@link DefaultScopedObject} class.
* @param beanFactory the {@link ConfigurableBeanFactory} that holds the scoped target object
* @param targetBeanName the name of the target bean
*/
public DefaultScopedObject(ConfigurableBeanFactory beanFactory, String targetBeanName) {
Assert.notNull(beanFactory, "BeanFactory must not be null");
Assert.hasText(targetBeanName, "'targetBeanName' must not be empty");
this.beanFactory = beanFactory;
this.targetBeanName = targetBeanName;
}
@Override
public Object getTargetObject() {
return this.beanFactory.getBean(this.targetBeanName);
}
@Override
public void removeFromScope() {
this.beanFactory.destroyScopedBean(this.targetBeanName);
}
}
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