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.web.portlet.context; 018 019import javax.portlet.PortletConfig; 020import javax.portlet.PortletContext; 021 022import org.springframework.beans.BeansException; 023import org.springframework.beans.factory.config.BeanPostProcessor; 024 025/** 026 * {@link org.springframework.beans.factory.config.BeanPostProcessor} 027 * implementation that passes the PortletContext to beans that implement 028 * the {@link PortletContextAware} interface. 029 * 030 * <p>Portlet application contexts will automatically register this with their 031 * underlying bean factory. Applications do not use this directly. 032 * 033 * @author Juergen Hoeller 034 * @author John A. Lewis 035 * @since 2.0 036 * @see org.springframework.web.portlet.context.PortletContextAware 037 * @see org.springframework.web.portlet.context.XmlPortletApplicationContext#postProcessBeanFactory 038 */ 039public class PortletContextAwareProcessor implements BeanPostProcessor { 040 041 private PortletContext portletContext; 042 043 private PortletConfig portletConfig; 044 045 046 /** 047 * Create a new PortletContextAwareProcessor for the given context. 048 */ 049 public PortletContextAwareProcessor(PortletContext portletContext) { 050 this(portletContext, null); 051 } 052 053 /** 054 * Create a new PortletContextAwareProcessor for the given config. 055 */ 056 public PortletContextAwareProcessor(PortletConfig portletConfig) { 057 this(null, portletConfig); 058 } 059 060 /** 061 * Create a new PortletContextAwareProcessor for the given context and config. 062 */ 063 public PortletContextAwareProcessor(PortletContext portletContext, PortletConfig portletConfig) { 064 this.portletContext = portletContext; 065 this.portletConfig = portletConfig; 066 if (portletContext == null && portletConfig != null) { 067 this.portletContext = portletConfig.getPortletContext(); 068 } 069 } 070 071 072 @Override 073 public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException { 074 if (this.portletContext != null && bean instanceof PortletContextAware) { 075 ((PortletContextAware) bean).setPortletContext(this.portletContext); 076 } 077 if (this.portletConfig != null && bean instanceof PortletConfigAware) { 078 ((PortletConfigAware) bean).setPortletConfig(this.portletConfig); 079 } 080 return bean; 081 } 082 083 @Override 084 public Object postProcessAfterInitialization(Object bean, String beanName) { 085 return bean; 086 } 087 088}