001/* 002 * Copyright 2002-2012 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.aop.scope; 018 019import java.io.Serializable; 020 021import org.springframework.beans.factory.config.ConfigurableBeanFactory; 022import org.springframework.util.Assert; 023 024/** 025 * Default implementation of the {@link ScopedObject} interface. 026 * 027 * <p>Simply delegates the calls to the underlying 028 * {@link ConfigurableBeanFactory bean factory} 029 * ({@link ConfigurableBeanFactory#getBean(String)}/ 030 * {@link ConfigurableBeanFactory#destroyScopedBean(String)}). 031 * 032 * @author Juergen Hoeller 033 * @since 2.0 034 * @see org.springframework.beans.factory.BeanFactory#getBean 035 * @see org.springframework.beans.factory.config.ConfigurableBeanFactory#destroyScopedBean 036 */ 037@SuppressWarnings("serial") 038public class DefaultScopedObject implements ScopedObject, Serializable { 039 040 private final ConfigurableBeanFactory beanFactory; 041 042 private final String targetBeanName; 043 044 045 /** 046 * Creates a new instance of the {@link DefaultScopedObject} class. 047 * @param beanFactory the {@link ConfigurableBeanFactory} that holds the scoped target object 048 * @param targetBeanName the name of the target bean 049 */ 050 public DefaultScopedObject(ConfigurableBeanFactory beanFactory, String targetBeanName) { 051 Assert.notNull(beanFactory, "BeanFactory must not be null"); 052 Assert.hasText(targetBeanName, "'targetBeanName' must not be empty"); 053 this.beanFactory = beanFactory; 054 this.targetBeanName = targetBeanName; 055 } 056 057 058 @Override 059 public Object getTargetObject() { 060 return this.beanFactory.getBean(this.targetBeanName); 061 } 062 063 @Override 064 public void removeFromScope() { 065 this.beanFactory.destroyScopedBean(this.targetBeanName); 066 } 067 068}