Java tutorial
/* * JBoss, Home of Professional Open Source. * Copyright 2014 Red Hat, Inc., and individual contributors * as indicated by the @author tags. * * 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 io.undertow.servlet.test.request; import java.util.ArrayList; import java.util.List; import javax.servlet.DispatcherType; import javax.servlet.ServletException; import io.undertow.server.handlers.PathHandler; import io.undertow.servlet.api.DeploymentInfo; import io.undertow.servlet.api.DeploymentManager; import io.undertow.servlet.api.FilterInfo; import io.undertow.servlet.api.ServletContainer; import io.undertow.servlet.api.ServletInfo; import io.undertow.servlet.test.SimpleServletTestCase; import io.undertow.servlet.test.util.SetHeaderFilter; import io.undertow.servlet.test.util.TestClassIntrospector; import io.undertow.testutils.DefaultServer; import io.undertow.testutils.HttpClientUtils; import io.undertow.testutils.TestHttpClient; import io.undertow.util.StatusCodes; import org.apache.http.HttpResponse; import org.apache.http.client.methods.HttpGet; import org.junit.Assert; import org.junit.BeforeClass; import org.junit.Test; import org.junit.runner.RunWith; /** * @author Stuart Douglas */ @RunWith(DefaultServer.class) public class RequestPathTestCase { @BeforeClass public static void setup() throws ServletException { final PathHandler pathHandler = new PathHandler(); final ServletContainer container = ServletContainer.Factory.newInstance(); DeploymentInfo builder = new DeploymentInfo().setClassLoader(SimpleServletTestCase.class.getClassLoader()) .setContextPath("/servletContext").setClassIntrospecter(TestClassIntrospector.INSTANCE) .setDeploymentName("servletContext.war") .addServlets(new ServletInfo("request", RequestPathServlet.class).addMapping("/req/*"), new ServletInfo("DefaultServlet", RequestPathServlet.class).addMapping("/"), new ServletInfo("ExactServlet", RequestPathServlet.class).addMapping("/exact"), new ServletInfo("ExactTxtServlet", RequestPathServlet.class).addMapping("/exact.txt"), new ServletInfo("HtmlServlet", RequestPathServlet.class).addMapping("*.html")) .addFilters( new FilterInfo("header", SetHeaderFilter.class).addInitParam("header", "Filter") .addInitParam("value", "true"), new FilterInfo("all", SetHeaderFilter.class).addInitParam("header", "all") .addInitParam("value", "true")) .addFilterUrlMapping("header", "*.txt", DispatcherType.REQUEST) .addFilterUrlMapping("all", "/*", DispatcherType.REQUEST); DeploymentManager manager = container.addDeployment(builder); manager.deploy(); try { pathHandler.addPrefixPath(builder.getContextPath(), manager.start()); } catch (ServletException e) { throw new RuntimeException(e); } DefaultServer.setRootHandler(pathHandler); } @Test public void testRequestPaths() throws Exception { int port = DefaultServer.getHostPort("default"); //test default servlet mappings runtest("/servletContext/somePath", false, "null", "/somePath", "http://localhost:" + port + "/servletContext/somePath", "/servletContext/somePath", ""); runtest("/servletContext/somePath?foo=bar", false, "null", "/somePath", "http://localhost:" + port + "/servletContext/somePath", "/servletContext/somePath", "foo=bar"); runtest("/servletContext/somePath?foo=b+a+r", false, "null", "/somePath", "http://localhost:" + port + "/servletContext/somePath", "/servletContext/somePath", "foo=b+a+r"); runtest("/servletContext/some%20path?foo=b+a+r", false, "null", "/some path", "http://localhost:" + port + "/servletContext/some%20path", "/servletContext/some%20path", "foo=b+a+r"); runtest("/servletContext/somePath.txt", true, "null", "/somePath.txt", "http://localhost:" + port + "/servletContext/somePath.txt", "/servletContext/somePath.txt", ""); runtest("/servletContext/somePath.txt?foo=bar", true, "null", "/somePath.txt", "http://localhost:" + port + "/servletContext/somePath.txt", "/servletContext/somePath.txt", "foo=bar"); //test non-default mappings runtest("/servletContext/req/somePath", false, "/somePath", "/req", "http://localhost:" + port + "/servletContext/req/somePath", "/servletContext/req/somePath", ""); runtest("/servletContext/req/somePath?foo=bar", false, "/somePath", "/req", "http://localhost:" + port + "/servletContext/req/somePath", "/servletContext/req/somePath", "foo=bar"); runtest("/servletContext/req/somePath?foo=b+a+r", false, "/somePath", "/req", "http://localhost:" + port + "/servletContext/req/somePath", "/servletContext/req/somePath", "foo=b+a+r"); runtest("/servletContext/req/some%20path?foo=b+a+r", false, "/some path", "/req", "http://localhost:" + port + "/servletContext/req/some%20path", "/servletContext/req/some%20path", "foo=b+a+r"); runtest("/servletContext/req/somePath.txt", true, "/somePath.txt", "/req", "http://localhost:" + port + "/servletContext/req/somePath.txt", "/servletContext/req/somePath.txt", ""); runtest("/servletContext/req/somePath.txt?foo=bar", true, "/somePath.txt", "/req", "http://localhost:" + port + "/servletContext/req/somePath.txt", "/servletContext/req/somePath.txt", "foo=bar"); //test exact path mappings runtest("/servletContext/exact", false, "null", "/exact", "http://localhost:" + port + "/servletContext/exact", "/servletContext/exact", ""); runtest("/servletContext/exact?foo=bar", false, "null", "/exact", "http://localhost:" + port + "/servletContext/exact", "/servletContext/exact", "foo=bar"); //test exact path mappings with a filer runtest("/servletContext/exact.txt", true, "null", "/exact.txt", "http://localhost:" + port + "/servletContext/exact.txt", "/servletContext/exact.txt", ""); runtest("/servletContext/exact.txt?foo=bar", true, "null", "/exact.txt", "http://localhost:" + port + "/servletContext/exact.txt", "/servletContext/exact.txt", "foo=bar"); //test servlet extension matches runtest("/servletContext/file.html", false, "null", "/file.html", "http://localhost:" + port + "/servletContext/file.html", "/servletContext/file.html", ""); runtest("/servletContext/file.html?foo=bar", false, "null", "/file.html", "http://localhost:" + port + "/servletContext/file.html", "/servletContext/file.html", "foo=bar"); } private void runtest(String request, boolean filterHeader, String... expectedBody) throws Exception { TestHttpClient client = new TestHttpClient(); try { HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + request); HttpResponse result = client.execute(get); Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode()); final String response = HttpClientUtils.readResponse(result); Assert.assertArrayEquals(expectedBody, split(response)); Assert.assertEquals("true", result.getHeaders("all")[0].getValue()); if (filterHeader) { Assert.assertEquals("true", result.getHeaders("Filter")[0].getValue()); } else { Assert.assertEquals(0, result.getHeaders("Filter").length); } } finally { client.getConnectionManager().shutdown(); } } /** * because String.split() is retarded */ private static String[] split(String s) { List<String> strings = new ArrayList<>(); int pos = 0; for (int i = 0; i < s.length(); ++i) { char c = s.charAt(i); if (c == ',') { strings.add(s.substring(pos, i)); pos = i + 1; } } strings.add(s.substring(pos)); return strings.toArray(new String[strings.size()]); } }