|
Spring Framework example source code file (BeanPostProcessor.java)
The Spring Framework BeanPostProcessor.java source code/* * Copyright 2002-2007 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 * * http://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.beans.factory.config; import org.springframework.beans.BeansException; /** * Factory hook that allows for custom modification of new bean instances, * e.g. checking for marker interfaces or wrapping them with proxies. * * <p>ApplicationContexts can autodetect BeanPostProcessor beans in their * bean definitions and apply them to any beans subsequently created. * Plain bean factories allow for programmatic registration of post-processors, * applying to all beans created through this factory. * * <p>Typically, post-processors that populate beans via marker interfaces * or the like will implement {@link #postProcessBeforeInitialization}, * while post-processors that wrap beans with proxies will normally * implement {@link #postProcessAfterInitialization}. * * @author Juergen Hoeller * @since 10.10.2003 * @see InstantiationAwareBeanPostProcessor * @see DestructionAwareBeanPostProcessor * @see ConfigurableBeanFactory#addBeanPostProcessor * @see BeanFactoryPostProcessor */ public interface BeanPostProcessor { /** * Apply this BeanPostProcessor to the given new bean instance <i>before any bean * initialization callbacks (like InitializingBean's <code>afterPropertiesSet * or a custom init-method). The bean will already be populated with property values. * The returned bean instance may be a wrapper around the original. * @param bean the new bean instance * @param beanName the name of the bean * @return the bean instance to use, either the original or a wrapped one * @throws org.springframework.beans.BeansException in case of errors * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet */ Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException; /** * Apply this BeanPostProcessor to the given new bean instance <i>after any bean * initialization callbacks (like InitializingBean's <code>afterPropertiesSet * or a custom init-method). The bean will already be populated with property values. * The returned bean instance may be a wrapper around the original. * <p>In case of a FactoryBean, this callback will be invoked for both the FactoryBean * instance and the objects created by the FactoryBean (as of Spring 2.0). The * post-processor can decide whether to apply to either the FactoryBean or created * objects or both through corresponding <code>bean instanceof FactoryBean checks. * <p>This callback will also be invoked after a short-circuiting triggered by a * {@link InstantiationAwareBeanPostProcessor#postProcessBeforeInstantiation} method, * in contrast to all other BeanPostProcessor callbacks. * @param bean the new bean instance * @param beanName the name of the bean * @return the bean instance to use, either the original or a wrapped one * @throws org.springframework.beans.BeansException in case of errors * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet * @see org.springframework.beans.factory.FactoryBean */ Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException; } Other Spring Framework examples (source code examples)Here is a short list of links related to this Spring Framework BeanPostProcessor.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.