| /* |
| * 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.core; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequestEvent; |
| import javax.servlet.ServletRequestListener; |
| import javax.servlet.http.HttpServlet; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import static org.junit.Assert.assertEquals; |
| import org.junit.Test; |
| |
| import org.apache.catalina.Context; |
| import org.apache.catalina.connector.Response; |
| import org.apache.catalina.startup.Tomcat; |
| import org.apache.catalina.startup.TomcatBaseTest; |
| import org.apache.tomcat.util.buf.ByteChunk; |
| import org.apache.tomcat.util.descriptor.web.ErrorPage; |
| |
| public class TestStandardContextValve extends TomcatBaseTest { |
| |
| @Test |
| public void testBug51653a() throws Exception { |
| // Set up a container |
| Tomcat tomcat = getTomcatInstance(); |
| |
| // No file system docBase required |
| Context ctx = tomcat.addContext("", null); |
| |
| // Traces order of events across multiple components |
| StringBuilder trace = new StringBuilder(); |
| |
| //Add the error page |
| Tomcat.addServlet(ctx, "errorPage", new Bug51653ErrorPage(trace)); |
| ctx.addServletMappingDecoded("/error", "errorPage"); |
| // And the handling for 404 responses |
| ErrorPage errorPage = new ErrorPage(); |
| errorPage.setErrorCode(Response.SC_NOT_FOUND); |
| errorPage.setLocation("/error"); |
| ctx.addErrorPage(errorPage); |
| |
| // Add the request listener |
| Bug51653RequestListener reqListener = |
| new Bug51653RequestListener(trace); |
| ((StandardContext) ctx).addApplicationEventListener(reqListener); |
| |
| tomcat.start(); |
| |
| // Request a page that does not exist |
| int rc = getUrl("http://localhost:" + getPort() + "/invalid", |
| new ByteChunk(), null); |
| |
| // Need to allow time (but not too long in case the test fails) for |
| // ServletRequestListener to complete |
| int i = 20; |
| while (i > 0) { |
| if (trace.toString().endsWith("Destroy")) { |
| break; |
| } |
| Thread.sleep(250); |
| i--; |
| } |
| |
| assertEquals(Response.SC_NOT_FOUND, rc); |
| assertEquals("InitErrorDestroy", trace.toString()); |
| } |
| |
| @Test |
| public void testBug51653b() throws Exception { |
| // Set up a container |
| Tomcat tomcat = getTomcatInstance(); |
| |
| // No file system docBase required |
| Context ctx = tomcat.addContext("", null); |
| |
| // Traces order of events across multiple components |
| StringBuilder trace = new StringBuilder(); |
| |
| // Add the page that generates the error |
| Tomcat.addServlet(ctx, "test", new Bug51653ErrorTrigger()); |
| ctx.addServletMappingDecoded("/test", "test"); |
| |
| // Add the error page |
| Tomcat.addServlet(ctx, "errorPage", new Bug51653ErrorPage(trace)); |
| ctx.addServletMappingDecoded("/error", "errorPage"); |
| // And the handling for 404 responses |
| ErrorPage errorPage = new ErrorPage(); |
| errorPage.setErrorCode(Response.SC_NOT_FOUND); |
| errorPage.setLocation("/error"); |
| ctx.addErrorPage(errorPage); |
| |
| // Add the request listener |
| Bug51653RequestListener reqListener = |
| new Bug51653RequestListener(trace); |
| ((StandardContext) ctx).addApplicationEventListener(reqListener); |
| |
| tomcat.start(); |
| |
| // Request a page that does not exist |
| int rc = getUrl("http://localhost:" + getPort() + "/test", |
| new ByteChunk(), null); |
| |
| // Need to allow time (but not too long in case the test fails) for |
| // ServletRequestListener to complete |
| int i = 20; |
| while (i > 0) { |
| if (trace.toString().endsWith("Destroy")) { |
| break; |
| } |
| Thread.sleep(250); |
| i--; |
| } |
| |
| assertEquals(Response.SC_NOT_FOUND, rc); |
| assertEquals("InitErrorDestroy", trace.toString()); |
| } |
| |
| private static class Bug51653ErrorTrigger extends HttpServlet { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| protected void doGet(HttpServletRequest req, HttpServletResponse resp) |
| throws ServletException, IOException { |
| resp.sendError(Response.SC_NOT_FOUND); |
| } |
| } |
| |
| private static class Bug51653ErrorPage extends HttpServlet { |
| private static final long serialVersionUID = 1L; |
| |
| private StringBuilder sb; |
| |
| public Bug51653ErrorPage(StringBuilder sb) { |
| this.sb = sb; |
| } |
| |
| @Override |
| protected void doGet(HttpServletRequest req, HttpServletResponse resp) |
| throws ServletException, IOException { |
| sb.append("Error"); |
| |
| resp.setContentType("text/plain"); |
| resp.getWriter().write("Error"); |
| } |
| } |
| |
| private static class Bug51653RequestListener |
| implements ServletRequestListener { |
| |
| private StringBuilder sb; |
| |
| public Bug51653RequestListener(StringBuilder sb) { |
| this.sb = sb; |
| } |
| |
| @Override |
| public void requestInitialized(ServletRequestEvent sre) { |
| sb.append("Init"); |
| } |
| |
| @Override |
| public void requestDestroyed(ServletRequestEvent sre) { |
| sb.append("Destroy"); |
| } |
| |
| } |
| } |