/*
* 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.crosscontext;
import io.undertow.server.handlers.PathHandler;
import io.undertow.servlet.api.DeploymentInfo;
import io.undertow.servlet.api.DeploymentManager;
import io.undertow.servlet.api.ServletContainer;
import io.undertow.servlet.api.ServletInfo;
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;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
/**
* @author Stuart Douglas
*/
@RunWith(DefaultServer.class)
public class CrossContextClassLoaderTestCase {
@BeforeClass
public static void setup() throws ServletException {
final PathHandler root = new PathHandler();
final ServletContainer container = ServletContainer.Factory.newInstance();
ServletInfo s = new ServletInfo("includer", IncludeServlet.class)
.addMapping("/a");
DeploymentInfo builder = new DeploymentInfo()
.setClassLoader(new TempClassLoader("IncluderClassLoader"))
.setContextPath("/includer")
.setClassIntrospecter(TestClassIntrospector.INSTANCE)
.setDeploymentName("includer.war")
.addServlet(s);
DeploymentManager manager = container.addDeployment(builder);
manager.deploy();
root.addPrefixPath(builder.getContextPath(), manager.start());
s = new ServletInfo("included", IncludedServlet.class)
.addMapping("/a");
builder = new DeploymentInfo()
.setClassLoader(new TempClassLoader("IncludedClassLoader"))
.setContextPath("/included")
.setClassIntrospecter(TestClassIntrospector.INSTANCE)
.setDeploymentName("included.war")
.addServlet(s);
manager = container.addDeployment(builder);
manager.deploy();
root.addPrefixPath(builder.getContextPath(), manager.start());
DefaultServer.setRootHandler(root);
}
@Test
public void testCrossContextRequest() throws IOException {
TestHttpClient client = new TestHttpClient();
try {
HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + "/includer/a");
HttpResponse result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
final String response = HttpClientUtils.readResponse(result);
Assert.assertEquals(
"Including Servlet Class Loader: IncluderClassLoader\n" +
"Including Servlet Context Path: /includer\n" +
"Included Servlet Class Loader: IncludedClassLoader\n" +
"Including Servlet Context Path: /included\n",
response);
} finally {
client.getConnectionManager().shutdown();
}
}
private static final class IncludeServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
resp.getWriter().println("Including Servlet Class Loader: " + Thread.currentThread().getContextClassLoader().toString());
resp.getWriter().println("Including Servlet Context Path: " + req.getServletContext().getContextPath());
ServletContext context = req.getServletContext().getContext("/included");
context.getRequestDispatcher("/a").include(req, resp);
}
}
private static final class IncludedServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
resp.getWriter().println("Included Servlet Class Loader: " + Thread.currentThread().getContextClassLoader().toString());
resp.getWriter().println("Including Servlet Context Path: " + req.getServletContext().getContextPath());
}
}
private static final class TempClassLoader extends ClassLoader {
private final String name;
private TempClassLoader(String name) {
super(TempClassLoader.class.getClassLoader());
this.name = name;
}
@Override
public String toString() {
return name;
}
}
}