| /* |
| * 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.filters; |
| |
| import java.io.IOException; |
| import java.nio.charset.Charset; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.servlet.ServletException; |
| 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.startup.Tomcat; |
| import org.apache.catalina.startup.TomcatBaseTest; |
| import org.apache.tomcat.util.buf.ByteChunk; |
| import org.apache.tomcat.util.descriptor.web.FilterDef; |
| import org.apache.tomcat.util.descriptor.web.FilterMap; |
| |
| public class TestAddCharSetFilter extends TomcatBaseTest { |
| |
| @Test |
| public void testNoneSpecifiedMode1() throws Exception { |
| doTest(null, "ISO-8859-1"); |
| } |
| |
| @Test |
| public void testNoneSpecifiedMode2() throws Exception { |
| doTest(null, "ISO-8859-2", 2); |
| } |
| |
| @Test |
| public void testNoneSpecifiedMode3() throws Exception { |
| doTest(null, "ISO-8859-3", 3); |
| } |
| |
| @Test |
| public void testDefault() throws Exception { |
| doTest("default", "ISO-8859-1"); |
| } |
| |
| @Test |
| public void testDefaultMixedCase() throws Exception { |
| doTest("dEfAuLt", "ISO-8859-1"); |
| } |
| |
| @Test |
| public void testSystem() throws Exception { |
| doTest("system", Charset.defaultCharset().name()); |
| } |
| |
| @Test |
| public void testSystemMixedCase() throws Exception { |
| doTest("SyStEm", Charset.defaultCharset().name()); |
| } |
| |
| @Test |
| public void testUTF8() throws Exception { |
| doTest("utf-8", "utf-8"); |
| } |
| |
| |
| private void doTest(String encoding, String expected) throws Exception { |
| doTest(encoding, expected, 1); |
| } |
| |
| private void doTest(String encoding, String expected, int mode) |
| throws Exception { |
| // Setup Tomcat instance |
| Tomcat tomcat = getTomcatInstance(); |
| |
| // No file system docBase required |
| Context ctx = tomcat.addContext("", null); |
| |
| // Add the Servlet |
| CharsetServlet servlet = new CharsetServlet(mode); |
| Tomcat.addServlet(ctx, "servlet", servlet); |
| ctx.addServletMappingDecoded("/", "servlet"); |
| |
| // Add the Filter |
| FilterDef filterDef = new FilterDef(); |
| filterDef.setFilterClass(AddDefaultCharsetFilter.class.getName()); |
| filterDef.setFilterName("filter"); |
| if (encoding != null) { |
| filterDef.addInitParameter("encoding", encoding); |
| } |
| ctx.addFilterDef(filterDef); |
| FilterMap filterMap = new FilterMap(); |
| filterMap.setFilterName("filter"); |
| filterMap.addServletName("servlet"); |
| ctx.addFilterMap(filterMap); |
| |
| tomcat.start(); |
| |
| Map<String, List<String>> headers = new HashMap<>(); |
| getUrl("http://localhost:" + getPort() + "/", new ByteChunk(), headers); |
| |
| List<String> ctHeaders = headers.get("Content-Type"); |
| assertEquals(1, ctHeaders.size()); |
| String ct = ctHeaders.get(0); |
| assertEquals("text/plain;charset=" + expected, ct); |
| } |
| |
| private static class CharsetServlet extends HttpServlet { |
| private static final long serialVersionUID = 1L; |
| private static final String OUTPUT = "OK"; |
| |
| private final int mode; |
| |
| public CharsetServlet(int mode) { |
| this.mode = mode; |
| } |
| |
| @Override |
| protected void doGet(HttpServletRequest req, HttpServletResponse resp) |
| throws ServletException, IOException { |
| |
| switch (mode) { |
| case 1: |
| resp.setContentType("text/plain"); |
| break; |
| case 2: |
| resp.setContentType("text/plain;charset=ISO-8859-2"); |
| break; |
| case 3: |
| resp.setContentType("text/plain"); |
| resp.setCharacterEncoding("ISO-8859-3"); |
| break; |
| default: |
| resp.setContentType("text/plain;charset=ISO-8859-4"); |
| break; |
| } |
| resp.getWriter().print(OUTPUT); |
| } |
| } |
| } |