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package com.sun.s1asdev.ejb.mdb.singleton.client;
import java.io.*;
import java.util.*;
import javax.naming.*;
import javax.jms.*;
import javax.annotation.*;
import javax.ejb.*;
import com.sun.s1asdev.ejb.mdb.singleton.FooRemoteIF;
import com.sun.ejte.ccl.reporter.SimpleReporterAdapter;
/**
* Tests for http://java.net/jira/browse/GLASSFISH-13004 (Support MDB singleton).
* The test ejb jar is configured with property singleton-bean-pool=true in
* sun-ejb-jar.xml. This test client calls fooTest and doTest(...):
* fooTest: verify the stateless bean FooBean is single instance;
* doTest(..): verify the mdb MessageBean is single instance.
*/
public class Client {
private static SimpleReporterAdapter stat =
new SimpleReporterAdapter("appserv-tests");
public static void main (String[] args) {
Client client = new Client(args);
stat.addDescription("ejb-mdb-singleton");
client.doTest();
stat.printSummary("ejb-mdb-singletonID");
System.exit(0);
}
private InitialContext context;
private QueueConnection queueCon;
private QueueSession queueSession;
private QueueSender queueSender;
private QueueReceiver queueReceiver;
private javax.jms.Queue clientQueue;
private int numMessages = 1;
private int numOfCalls = 120;
@EJB
private static FooRemoteIF foo;
public Client(String[] args) {
if( args.length == 1 ) {
numMessages = new Integer(args[0]).intValue();
}
}
public void doTest() {
try {
setup();
doTest("jms/ejb_mdb_singleton_InQueue", numMessages);
fooTest();
stat.addStatus("singleton main", stat.PASS);
} catch(Throwable t) {
stat.addStatus("singleton main", stat.FAIL);
t.printStackTrace();
} finally {
cleanup();
}
}
public void fooTest() {
final Set<String> fooBeans = Collections.synchronizedSet(new HashSet<String>());
Thread[] threads = new Thread[numOfCalls];
for (int i = 0; i < threads.length; i++) {
threads[i] = new Thread(new Runnable() {
public void run() {
fooBeans.add(foo.foo());
}
});
threads[i].start();
}
for (int i = 0; i < threads.length; i++) {
try {
threads[i].join();
} catch (InterruptedException e) {
}
}
verifySingleInstance(fooBeans);
}
public void setup() throws Exception {
context = new InitialContext();
QueueConnectionFactory queueConFactory = (QueueConnectionFactory) context.lookup ("java:comp/env/FooCF");
queueCon = queueConFactory.createQueueConnection();
queueSession = queueCon.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
queueSender = queueSession.createSender(null);
queueCon.start();
}
public void cleanup() {
try {
if( queueCon != null ) {
queueCon.close();
}
} catch(Throwable t) {
t.printStackTrace();
}
}
public void sendMsgs(javax.jms.Queue queue, Message msg, int num)
throws JMSException {
for(int i = 0; i < num; i++) {
//System.out.println("Sending message " + i + " to " + queue +
// " at time " + System.currentTimeMillis());
queueSender.send(queue, msg);
// System.out.println("Sent message " + i + " to " + queue +
// " at time " + System.currentTimeMillis());
}
}
public void doTest(String destName, int num) throws Exception {
Destination dest = (Destination) context.lookup(destName);
for(int i = 0; i < numOfCalls; i++) {
Message message = queueSession.createTextMessage(destName);
// Message message = topicSession.createTextMessage(destName);
message.setBooleanProperty("flag", true);
message.setIntProperty("num", i);
sendMsgs((javax.jms.Queue) dest, message, num);
}
List<String> messageBeanInstances = new ArrayList<String>();
int trials = 0;
do {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
messageBeanInstances = foo.getMessageBeanInstances();
++trials;
} while (messageBeanInstances.size() < numOfCalls && trials < 5);
if(messageBeanInstances.size() <= 1 || messageBeanInstances.size() < numOfCalls) {
throw new RuntimeException("Expecting number of instances " + numOfCalls + ", but got " +
messageBeanInstances.size() + ": " + messageBeanInstances);
}
Set<String> messageBeanInstancesUnique = new HashSet<String>(messageBeanInstances);
verifySingleInstance(messageBeanInstancesUnique);
}
private void verifySingleInstance(Collection<String> c) {
if (c.size() == 1) {
System.out.println("Got expected instances (single one): " + c);
} else {
throw new RuntimeException("Expecting single instance, but got " + c);
}
}
}