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.cluster.ejb.stateful; import static org.junit.Assert.assertEquals; import java.io.IOException; import java.net.URI; import java.net.URL; import javax.servlet.http.HttpServletResponse; import org.apache.http.HttpResponse; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.utils.HttpClientUtils; import org.apache.http.impl.client.DefaultHttpClient; import org.jboss.arquillian.container.test.api.Deployment; import org.jboss.arquillian.container.test.api.OperateOnDeployment; 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.test.api.ArquillianResource; import org.jboss.as.test.clustering.cluster.ClusterAbstractTestCase; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.CounterDecorator; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.Incrementor; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.NestedIncrementorBean; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.PassivationIncapableIncrementorBean; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.ResourceManagerConnectionFactoryIncrementorBean; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.PersistenceIncrementorBean; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.SimpleIncrementorBean; import org.jboss.as.test.clustering.cluster.ejb.stateful.bean.IncrementorDDInterceptor; import org.jboss.as.test.clustering.cluster.ejb.stateful.servlet.StatefulServlet; import org.jboss.as.test.clustering.ejb.EJBDirectory; import org.jboss.shrinkwrap.api.Archive; import org.jboss.shrinkwrap.api.ShrinkWrap; import org.jboss.shrinkwrap.api.asset.StringAsset; import org.jboss.shrinkwrap.api.spec.WebArchive; import org.junit.Ignore; import org.junit.Test; import org.junit.runner.RunWith; /** * Validates failover of a SFSB in different contexts * @author Paul Ferraro */ @RunWith(Arquillian.class) @RunAsClient public class StatefulFailoverTestCase extends ClusterAbstractTestCase { private static final String MODULE_NAME = "stateful-failover"; @Deployment(name = DEPLOYMENT_1, managed = false, testable = false) @TargetsContainer(CONTAINER_1) public static Archive<?> deployment0() { return createDeployment(); } @Deployment(name = DEPLOYMENT_2, managed = false, testable = false) @TargetsContainer(CONTAINER_2) public static Archive<?> deployment1() { return createDeployment(); } private static WebArchive createDeployment() { WebArchive war = ShrinkWrap.create(WebArchive.class, MODULE_NAME + ".war"); war.addPackage(Incrementor.class.getPackage()); war.addPackage(StatefulServlet.class.getPackage()); war.addPackage(EJBDirectory.class.getPackage()); war.setWebXML(StatefulServlet.class.getPackage(), "web.xml"); war.addAsWebInfResource(new StringAsset("<beans>" + "<interceptors><class>" + IncrementorDDInterceptor.class.getName() + "</class></interceptors>" + "<decorators><class>" + CounterDecorator.class.getName() + "</class></decorators>" + "</beans>"), "beans.xml"); war.addAsResource(PersistenceIncrementorBean.class.getPackage(), "persistence.xml", "/META-INF/persistence.xml"); log.info(war.toString(true)); return war; } /** * Validates that a @Stateful(passivationCapable=false) bean does not replicate */ @Test public void noFailover(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { DefaultHttpClient client = org.jboss.as.test.http.util.HttpClientUtils.relaxedCookieHttpClient(); URI uri1 = StatefulServlet.createURI(baseURL1, MODULE_NAME, PassivationIncapableIncrementorBean.class.getSimpleName()); URI uri2 = StatefulServlet.createURI(baseURL2, MODULE_NAME, PassivationIncapableIncrementorBean.class.getSimpleName()); try { assertEquals(1, queryCount(client, uri1)); assertEquals(2, queryCount(client, uri1)); assertEquals(0, queryCount(client, uri2)); undeploy(DEPLOYMENT_2); assertEquals(1, queryCount(client, uri1)); assertEquals(2, queryCount(client, uri1)); deploy(DEPLOYMENT_2); assertEquals(3, queryCount(client, uri1)); assertEquals(4, queryCount(client, uri1)); assertEquals(0, queryCount(client, uri2)); undeploy(DEPLOYMENT_1); assertEquals(1, queryCount(client, uri2)); assertEquals(2, queryCount(client, uri2)); deploy(DEPLOYMENT_1); assertEquals(0, queryCount(client, uri1)); } finally { client.getConnectionManager().shutdown(); } } /** * Validates failover on redeploy of a simple @Stateful bean */ @Test public void simpleFailover(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { this.failover(SimpleIncrementorBean.class, baseURL1, baseURL2); } /** * Validates failover on redeploy of a @Stateful bean containing injected resource manager connection factories */ @Test @Ignore("WFLY-30 @Resource injection of Datasource on clustered SFSB fails with serialization error") public void connectionFactoryFailover(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { this.failover(ResourceManagerConnectionFactoryIncrementorBean.class, baseURL1, baseURL2); } /** * Validates failover on redeploy of a simple @Stateful bean */ @Test @Ignore("WFLY-2282 SFSB serialization fails if containing EntityManager or EntityManagerFactory field w/2LC enabled") // @Ignore("WFLY-835 @Resource UserTransaction error when file passivation store is selected") public void persistenceFailover(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { this.failover(PersistenceIncrementorBean.class, baseURL1, baseURL2); } private void failover(Class<?> beanClass, URL baseURL1, URL baseURL2) throws Exception { DefaultHttpClient client = org.jboss.as.test.http.util.HttpClientUtils.relaxedCookieHttpClient(); URI uri1 = StatefulServlet.createURI(baseURL1, MODULE_NAME, beanClass.getSimpleName()); URI uri2 = StatefulServlet.createURI(baseURL2, MODULE_NAME, beanClass.getSimpleName()); try { assertEquals(1, queryCount(client, uri1)); assertEquals(2, queryCount(client, uri1)); assertEquals(3, queryCount(client, uri2)); assertEquals(4, queryCount(client, uri2)); undeploy(DEPLOYMENT_2); assertEquals(5, queryCount(client, uri1)); assertEquals(6, queryCount(client, uri1)); deploy(DEPLOYMENT_2); assertEquals(7, queryCount(client, uri1)); assertEquals(8, queryCount(client, uri1)); assertEquals(9, queryCount(client, uri2)); assertEquals(10, queryCount(client, uri2)); undeploy(DEPLOYMENT_1); assertEquals(11, queryCount(client, uri2)); assertEquals(12, queryCount(client, uri2)); deploy(DEPLOYMENT_1); assertEquals(13, queryCount(client, uri1)); assertEquals(14, queryCount(client, uri1)); assertEquals(15, queryCount(client, uri2)); assertEquals(16, queryCount(client, uri2)); } finally { client.getConnectionManager().shutdown(); } } /** * Validates failover on server restart of a simple @Stateful bean */ @Test public void failoverOnStop(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { DefaultHttpClient client = org.jboss.as.test.http.util.HttpClientUtils.relaxedCookieHttpClient(); URI uri1 = StatefulServlet.createURI(baseURL1, MODULE_NAME, SimpleIncrementorBean.class.getSimpleName()); URI uri2 = StatefulServlet.createURI(baseURL2, MODULE_NAME, SimpleIncrementorBean.class.getSimpleName()); try { assertEquals(1, queryCount(client, uri1)); assertEquals(2, queryCount(client, uri1)); assertEquals(3, queryCount(client, uri2)); assertEquals(4, queryCount(client, uri2)); stop(CONTAINER_2); assertEquals(5, queryCount(client, uri1)); assertEquals(6, queryCount(client, uri1)); start(CONTAINER_2); assertEquals(7, queryCount(client, uri1)); assertEquals(8, queryCount(client, uri1)); assertEquals(9, queryCount(client, uri2)); assertEquals(10, queryCount(client, uri2)); stop(CONTAINER_1); assertEquals(11, queryCount(client, uri2)); assertEquals(12, queryCount(client, uri2)); start(CONTAINER_1); assertEquals(13, queryCount(client, uri1)); assertEquals(14, queryCount(client, uri1)); assertEquals(15, queryCount(client, uri2)); assertEquals(16, queryCount(client, uri2)); } finally { client.getConnectionManager().shutdown(); } } /** * Validates failover of a @Stateful bean containing a nested @Stateful bean * containing an injected CDI bean that uses an interceptor and decorator. */ @Test public void nestedBeanFailover(@ArquillianResource() @OperateOnDeployment(DEPLOYMENT_1) URL baseURL1, @ArquillianResource() @OperateOnDeployment(DEPLOYMENT_2) URL baseURL2) throws Exception { DefaultHttpClient client = org.jboss.as.test.http.util.HttpClientUtils.relaxedCookieHttpClient(); URI uri1 = StatefulServlet.createURI(baseURL1, MODULE_NAME, NestedIncrementorBean.class.getSimpleName()); URI uri2 = StatefulServlet.createURI(baseURL2, MODULE_NAME, NestedIncrementorBean.class.getSimpleName()); try { assertEquals(20010101, queryCount(client, uri1)); assertEquals(20020202, queryCount(client, uri1)); assertEquals(20030303, queryCount(client, uri2)); assertEquals(20040404, queryCount(client, uri2)); undeploy(DEPLOYMENT_2); assertEquals(20050505, queryCount(client, uri1)); assertEquals(20060606, queryCount(client, uri1)); deploy(DEPLOYMENT_2); assertEquals(20070707, queryCount(client, uri1)); assertEquals(20080808, queryCount(client, uri1)); assertEquals(20090909, queryCount(client, uri2)); assertEquals(20101010, queryCount(client, uri2)); undeploy(DEPLOYMENT_1); assertEquals(20111111, queryCount(client, uri2)); assertEquals(20121212, queryCount(client, uri2)); deploy(DEPLOYMENT_1); assertEquals(20131313, queryCount(client, uri1)); assertEquals(20141414, queryCount(client, uri1)); assertEquals(20151515, queryCount(client, uri2)); assertEquals(20161616, queryCount(client, uri2)); } finally { client.getConnectionManager().shutdown(); } } private static int queryCount(HttpClient client, URI uri) throws IOException { HttpResponse response = client.execute(new HttpGet(uri)); try { assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); return Integer.parseInt(response.getFirstHeader("count").getValue()); } finally { HttpClientUtils.closeQuietly(response); } } }