| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.catalina.startup; |
| |
| import java.util.Set; |
| |
| import javax.servlet.ServletContainerInitializer; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletContextEvent; |
| import javax.servlet.ServletContextListener; |
| import javax.servlet.ServletException; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.junit.Test; |
| |
| import org.apache.catalina.Context; |
| |
| public class TestListener extends TomcatBaseTest { |
| |
| /* |
| * Check that a ServletContainerInitializer can install a |
| * {@link ServletContextListener} and that it gets initialized. |
| * @throws Exception |
| */ |
| @Test |
| public void testServletContainerInitializer() throws Exception { |
| Tomcat tomcat = getTomcatInstance(); |
| |
| Context context = tomcat.addContext("", |
| System.getProperty("java.io.tmpdir")); |
| |
| context.addServletContainerInitializer(new SCI(), null); |
| tomcat.start(); |
| assertTrue(SCL.initialized); |
| } |
| |
| /* |
| * Check that a {@link ServletContextListener} cannot install a |
| * {@link ServletContainerInitializer}. |
| * @throws Exception |
| */ |
| @Test |
| public void testServletContextListener() throws Exception { |
| Tomcat tomcat = getTomcatInstance(); |
| |
| Context context = tomcat.addContext("", |
| System.getProperty("java.io.tmpdir")); |
| |
| // SCL2 pretends to be in web.xml, and tries to install a |
| // ServletContextInitializer. |
| context.addApplicationListener(SCL2.class.getName()); |
| tomcat.start(); |
| |
| //check that the ServletContextInitializer wasn't initialized. |
| assertFalse(SCL3.initialized); |
| } |
| |
| public static class SCI implements ServletContainerInitializer { |
| |
| @Override |
| public void onStartup(Set<Class<?>> c, ServletContext ctx) |
| throws ServletException { |
| ctx.addListener(new SCL()); |
| } |
| } |
| |
| public static class SCL implements ServletContextListener { |
| |
| static boolean initialized = false; |
| |
| @Override |
| public void contextInitialized(ServletContextEvent sce) { |
| initialized = true; |
| } |
| |
| @Override |
| public void contextDestroyed(ServletContextEvent sce) { |
| // NOOP |
| } |
| } |
| |
| public static class SCL2 implements ServletContextListener { |
| |
| @Override |
| public void contextInitialized(ServletContextEvent sce) { |
| ServletContext sc = sce.getServletContext(); |
| sc.addListener(SCL3.class.getName()); |
| } |
| |
| @Override |
| public void contextDestroyed(ServletContextEvent sce) { |
| // NOOP |
| } |
| } |
| |
| public static class SCL3 implements ServletContextListener { |
| |
| static boolean initialized = false; |
| |
| @Override |
| public void contextInitialized(ServletContextEvent sce) { |
| initialized = true; |
| } |
| |
| @Override |
| public void contextDestroyed(ServletContextEvent sce) { |
| // NOOP |
| } |
| } |
| } |