| /* |
| * Copyright 1999, 2000, 2001 ,2004 The Apache Software Foundation. |
| * |
| * 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.apache.tester; |
| |
| |
| import java.io.*; |
| import javax.servlet.*; |
| import javax.servlet.http.*; |
| |
| /** |
| * Application event listener for context events. All events that occur |
| * are logged appropriately to the static logger.. |
| * |
| * @author Craig R. McClanahan |
| * @version $Revision$ $Date$ |
| */ |
| |
| public class ContextListener01 |
| implements ServletContextAttributeListener, ServletContextListener { |
| |
| |
| public void attributeAdded(ServletContextAttributeEvent event) { |
| StaticLogger.write("ContextListener01: attributeAdded(" + |
| event.getName() + "," + event.getValue() + ")"); |
| ServletContext context = (ServletContext) event.getSource(); |
| context.log("ContextListener01: attributeAdded(" + |
| event.getName() + "," + event.getValue() + ")"); |
| if (event.getValue() instanceof ContextBean) { |
| ContextBean bean = (ContextBean) event.getValue(); |
| bean.setLifecycle(bean.getLifecycle() + "/add"); |
| } |
| } |
| |
| public void attributeRemoved(ServletContextAttributeEvent event) { |
| StaticLogger.write("ContextListener01: attributeRemoved(" + |
| event.getName() + "," + event.getValue() + ")"); |
| ServletContext context = (ServletContext) event.getSource(); |
| context.log("ContextListener01: attributeRemoved(" + |
| event.getName() + "," + event.getValue() + ")"); |
| if (event.getValue() instanceof ContextBean) { |
| ContextBean bean = (ContextBean) event.getValue(); |
| bean.setLifecycle(bean.getLifecycle() + "/rem"); |
| } |
| } |
| |
| public void attributeReplaced(ServletContextAttributeEvent event) { |
| StaticLogger.write("ContextListener01: attributeReplaced(" + |
| event.getName() + "," + event.getValue() + ")"); |
| ServletContext context = (ServletContext) event.getSource(); |
| context.log("ContextListener01: attributeReplaced(" + |
| event.getName() + "," + event.getValue() + ")"); |
| if (event.getValue() instanceof ContextBean) { |
| ContextBean bean = (ContextBean) event.getValue(); |
| bean.setLifecycle(bean.getLifecycle() + "/rep"); |
| } |
| } |
| |
| public void contextDestroyed(ServletContextEvent event) { |
| StaticLogger.write("ContextListener01: contextDestroyed()"); |
| ServletContext context = (ServletContext) event.getSource(); |
| context.log("ContextListener01: contextDestroyed()"); |
| context.removeAttribute("contextListener01"); |
| } |
| |
| public void contextInitialized(ServletContextEvent event) { |
| StaticLogger.write("ContextListener01: contextInitialized()"); |
| ServletContext context = (ServletContext) event.getSource(); |
| context.log("ContextListener01: contextInitialized()"); |
| ContextBean bean = new ContextBean(); |
| bean.setStringProperty("ContextListener01"); |
| context.setAttribute("contextListener01", bean); |
| } |
| |
| |
| } |