Java tutorial
/* * JBoss, Home of Professional Open Source. * Copyright 2011, Red Hat, Inc., and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jboss.as.test.clustering.unmanaged.ejb3.stateful; import java.io.IOException; import java.util.Properties; import org.apache.http.HttpResponse; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.DefaultHttpClient; import org.jboss.arquillian.container.test.api.ContainerController; import org.jboss.arquillian.container.test.api.Deployer; import org.jboss.arquillian.container.test.api.Deployment; import org.jboss.arquillian.container.test.api.RunAsClient; import org.jboss.arquillian.container.test.api.TargetsContainer; import org.jboss.arquillian.junit.Arquillian; import org.jboss.arquillian.junit.InSequence; import org.jboss.arquillian.test.api.ArquillianResource; import org.jboss.as.test.clustering.unmanaged.ejb3.stateful.bean.StatefulBean; import org.jboss.as.test.clustering.unmanaged.ejb3.stateful.bean.StatefulCDIInterceptor; import org.jboss.shrinkwrap.api.Archive; import org.jboss.shrinkwrap.api.ShrinkWrap; import org.jboss.shrinkwrap.api.asset.EmptyAsset; import org.jboss.shrinkwrap.api.asset.StringAsset; import org.jboss.shrinkwrap.api.spec.WebArchive; import org.junit.BeforeClass; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.assertEquals; /** * @author Paul Ferraro * */ @RunWith(Arquillian.class) @RunAsClient public class StatefulFailoverTestCase { /** Constants **/ public static final int GRACE_TIME = 20000; public static final String CONTAINER1 = "clustering-udp-0-unmanaged"; public static final String CONTAINER2 = "clustering-udp-1-unmanaged"; public static final String[] CONTAINERS = new String[] { CONTAINER1, CONTAINER2 }; public static final String DEPLOYMENT1 = "deployment-0-unmanaged"; public static final String DEPLOYMENT2 = "deployment-1-unmanaged"; public static final String[] DEPLOYMENTS = new String[] { DEPLOYMENT1, DEPLOYMENT2 }; @ArquillianResource ContainerController controller; @ArquillianResource Deployer deployer; @BeforeClass public static void printSysProps() { Properties sysprops = System.getProperties(); System.out.println("System properties:\n" + sysprops); } @Deployment(name = DEPLOYMENT1, managed = false, testable = false) @TargetsContainer(CONTAINER1) public static Archive<?> deployment0() { WebArchive war = ShrinkWrap.create(WebArchive.class, "stateful.war"); war.addPackage(StatefulBean.class.getPackage()); war.setWebXML(StatefulBean.class.getPackage(), "web.xml"); war.addAsWebInfResource(new StringAsset("<beans><interceptors><class>" + StatefulCDIInterceptor.class.getName() + "</class></interceptors></beans>"), "beans.xml"); System.out.println(war.toString(true)); return war; } @Deployment(name = DEPLOYMENT2, managed = false, testable = false) @TargetsContainer(CONTAINER2) public static Archive<?> deployment1() { WebArchive war = ShrinkWrap.create(WebArchive.class, "stateful.war"); war.addPackage(StatefulBean.class.getPackage()); war.setWebXML(StatefulBean.class.getPackage(), "web.xml"); war.addAsWebInfResource(new StringAsset("<beans><interceptors><class>" + StatefulCDIInterceptor.class.getName() + "</class></interceptors></beans>"), "beans.xml"); war.addAsWebInfResource(EmptyAsset.INSTANCE, "force-hashcode-change.txt"); System.out.println(war.toString(true)); return war; } @Test @InSequence(1) /* @OperateOnDeployment(DEPLOYMENT1) -- See http://community.jboss.org/thread/176096 */ public void testRestart(/*@ArquillianResource(SimpleServlet.class) URL baseURL*/) throws IOException, InterruptedException { // Container is unmanaged, need to start manually. controller.start(CONTAINER1); deployer.deploy(DEPLOYMENT1); DefaultHttpClient client = new DefaultHttpClient(); // ARQ-674 Ouch, second hardcoded URL will need fixing. ARQ doesnt support @OperateOnDeployment on 2 containers. String url1 = "http://127.0.0.1:8080/stateful/count"; String url2 = "http://127.0.0.1:8180/stateful/count"; try { assertQueryCount(10101, client, url1); assertQueryCount(20202, client, url1); controller.start(CONTAINER2); deployer.deploy(DEPLOYMENT2); assertQueryCount(30303, client, url1); assertQueryCount(40404, client, url1); assertQueryCount(50505, client, url2); assertQueryCount(60606, client, url2); controller.stop(CONTAINER2); assertQueryCount(70707, client, url1); assertQueryCount(80808, client, url1); controller.start(CONTAINER2); assertQueryCount(90909, client, url1); assertQueryCount(101010, client, url1); assertQueryCount(111111, client, url2); assertQueryCount(121212, client, url2); controller.stop(CONTAINER1); assertQueryCount(131313, client, url2); assertQueryCount(141414, client, url2); controller.start(CONTAINER1); assertQueryCount(151515, client, url1); assertQueryCount(161616, client, url1); assertQueryCount(171717, client, url1); assertQueryCount(181818, client, url1); } finally { client.getConnectionManager().shutdown(); this.cleanup(DEPLOYMENT1, CONTAINER1); this.cleanup(DEPLOYMENT2, CONTAINER2); } } @Test @InSequence(2) /* @OperateOnDeployment(DEPLOYMENT1) -- See http://community.jboss.org/thread/176096 */ public void testRedeploy(/*@ArquillianResource(SimpleServlet.class) URL baseURL*/) throws IOException, InterruptedException { // Container is unmanaged, need to start manually. controller.start(CONTAINER1); deployer.deploy(DEPLOYMENT1); DefaultHttpClient client = new DefaultHttpClient(); // ARQ-674 Ouch, second hardcoded URL will need fixing. ARQ doesnt support @OperateOnDeployment on 2 containers. String url1 = "http://127.0.0.1:8080/stateful/count"; String url2 = "http://127.0.0.1:8180/stateful/count"; try { assertQueryCount(10101, client, url1); assertQueryCount(20202, client, url1); controller.start(CONTAINER2); deployer.deploy(DEPLOYMENT2); assertQueryCount(30303, client, url1); assertQueryCount(40404, client, url1); assertQueryCount(50505, client, url2); assertQueryCount(60606, client, url2); deployer.undeploy(DEPLOYMENT2); assertQueryCount(70707, client, url1); assertQueryCount(80808, client, url1); deployer.deploy(DEPLOYMENT2); assertQueryCount(90909, client, url1); assertQueryCount(101010, client, url1); assertQueryCount(111111, client, url2); assertQueryCount(121212, client, url2); deployer.undeploy(DEPLOYMENT1); assertQueryCount(131313, client, url2); assertQueryCount(141414, client, url2); deployer.deploy(DEPLOYMENT1); assertQueryCount(151515, client, url1); assertQueryCount(161616, client, url1); assertQueryCount(171717, client, url2); assertQueryCount(181818, client, url2); } finally { client.getConnectionManager().shutdown(); this.cleanup(DEPLOYMENT1, CONTAINER1); this.cleanup(DEPLOYMENT2, CONTAINER2); } } private int queryCount(HttpClient client, String url) throws IOException { HttpResponse response = client.execute(new HttpGet(url)); try { if (response.getStatusLine().getStatusCode() >= 400 && response.getStatusLine().getStatusCode() < 500) return -1; assertEquals(200, response.getStatusLine().getStatusCode()); return Integer.parseInt(response.getFirstHeader("count").getValue()); } finally { response.getEntity().getContent().close(); } } private void cleanup(String deployment, String container) { try { this.deployer.undeploy(deployment); this.controller.stop(container); } catch (Throwable e) { e.printStackTrace(System.err); } } private void assertQueryCount(int i, HttpClient client, String url) throws IOException, InterruptedException { int maxWait = GRACE_TIME; int count = 0; while (maxWait > 0) { Thread.sleep(1000); count = queryCount(client, url); if (count >= 0) break; maxWait -= 1000; } if (count == -1) throw new AssertionError("Timed out waiting for a result"); assertEquals(i, count); } }