/**
* 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.openejb.server.ejbd;
import junit.framework.TestCase;
import org.apache.openejb.OpenEJB;
import org.apache.openejb.assembler.classic.Assembler;
import org.apache.openejb.assembler.classic.StatelessSessionContainerInfo;
import org.apache.openejb.config.ConfigurationFactory;
import org.apache.openejb.core.ServerFederation;
import org.apache.openejb.jee.EjbJar;
import org.apache.openejb.jee.StatelessBean;
import org.apache.openejb.loader.SystemInstance;
import org.apache.openejb.server.ServerService;
import org.apache.openejb.server.ServerServiceFilter;
import org.apache.openejb.server.ServiceDaemon;
import org.apache.openejb.server.ServiceException;
import org.apache.openejb.server.ServicePool;
import org.apache.openejb.util.CountingLatch;
import javax.ejb.Remote;
import javax.ejb.Stateless;
import javax.naming.Context;
import javax.naming.InitialContext;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicInteger;
/**
* @version $Rev$ $Date$
*/
public class StaticFailoverTest extends TestCase {
private Counter counter;
private static CountDownLatch resume;
private static CountingLatch paused;
private static final URI red = URI.create("red");
private static final URI blue = URI.create("blue");
public static List<URI> hits = new ArrayList<URI>();
public static List<URI> hold = new ArrayList<URI>();
public void testStatelessBeanTimeout() throws Exception {
Properties initProps = new Properties();
initProps.setProperty("openejb.deployments.classpath.include", "");
initProps.setProperty("openejb.deployments.classpath.filter.descriptors", "true");
OpenEJB.init(initProps, new ServerFederation());
System.setProperty(org.apache.openejb.client.SocketConnectionFactory.PROPERTY_POOL_SIZE, "" + 20);
EjbServer ejbServer = new EjbServer();
ejbServer.init(new Properties());
daemons.add(createServiceDaemon(20, ejbServer, red));
daemons.add(createServiceDaemon(20, ejbServer, blue));
ConfigurationFactory config = new ConfigurationFactory();
Assembler assembler = SystemInstance.get().getComponent(Assembler.class);
// containers
StatelessSessionContainerInfo statelessContainerInfo = config.configureService(StatelessSessionContainerInfo.class);
statelessContainerInfo.properties.setProperty("TimeOut", "100");
statelessContainerInfo.properties.setProperty("PoolSize", "" + 10);
statelessContainerInfo.properties.setProperty("MinSize", "2");
statelessContainerInfo.properties.setProperty("StrictPooling", "true");
assembler.createContainer(statelessContainerInfo);
// Setup the descriptor information
StatelessBean bean = new StatelessBean(CounterBean.class);
bean.addBusinessLocal(Counter.class.getName());
bean.addBusinessRemote(RemoteCounter.class.getName());
bean.addPostConstruct("init");
bean.addPreDestroy("destroy");
EjbJar ejbJar = new EjbJar();
ejbJar.addEnterpriseBean(bean);
CounterBean.instances.set(0);
assembler.createApplication(config.configureApplication(ejbJar));
String failoverURI = "failover:roundrobin:";
failoverURI += "ejbd://127.0.0.1:" + daemons.get(0).getPort() + "?red,";
failoverURI += "ejbd://127.0.0.1:" + daemons.get(1).getPort() + "?blue";
Properties props = new Properties();
props.put("java.naming.factory.initial", "org.apache.openejb.client.RemoteInitialContextFactory");
props.put("java.naming.provider.url", failoverURI);
Context context = new InitialContext(props);
counter = (Counter) context.lookup("CounterBeanRemote");
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
System.out.println(counter.hit());
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
for (ServiceDaemon daemon : daemons) {
daemon.stop();
}
OpenEJB.destroy();
}
private final List<ServiceDaemon> daemons = new ArrayList<ServiceDaemon>();
private ServiceDaemon createServiceDaemon(int poolSize, EjbServer ejbServer, URI uri) throws ServiceException {
ServiceIdentifier serviceIdentifier = new ServiceIdentifier(ejbServer, uri);
KeepAliveServer keepAliveServer = new KeepAliveServer(serviceIdentifier);
ServicePool pool = new ServicePool(keepAliveServer, poolSize);
ServiceDaemon daemon = new ServiceDaemon(pool, 0, "localhost");
daemon.start();
return daemon;
}
public static ThreadLocal<URI> host = new ThreadLocal<URI>();
public static class ServiceIdentifier extends ServerServiceFilter {
private final URI me;
public ServiceIdentifier(ServerService service, URI me) {
super(service);
this.me = me;
}
@Override
public void service(InputStream in, OutputStream out) throws ServiceException, IOException {
synchronized (hits) {
hits.add(me);
}
host.set(me);
try {
super.service(in, out);
} finally {
host.remove();
}
}
}
public static Object lock = new Object[]{};
private static void comment(String x) {
// synchronized(lock){
// System.out.println(x);
// System.out.flush();
// }
}
public static interface Counter {
int count();
URI hit();
}
@Remote
public static interface RemoteCounter extends Counter {
}
@Stateless
public static class CounterBean implements Counter, RemoteCounter {
public static AtomicInteger instances = new AtomicInteger();
private int count;
public CounterBean() {
count = instances.incrementAndGet();
}
public int count() {
return instances.get();
}
public URI hit() {
URI uri = host.get();
if (hold.contains(uri)) {
try {
paused.countDown();
resume.await();
} catch (InterruptedException e) {
Thread.interrupted();
}
}
return uri;
}
public void init() {
}
public void destroy() {
}
}
}