[jboss-cvs] JBossRemoting/src/tests/org/jboss/test/remoting/callback/acknowledge ...
Ron Sigal
ron_sigal at yahoo.com
Mon Sep 25 19:48:34 EDT 2006
User: rsigal
Date: 06/09/25 19:48:34
Added: src/tests/org/jboss/test/remoting/callback/acknowledge
CallbackAcknowledgeTestCase.java
Log:
JBREM-605: Added CallbackAcknowledgeTestCase.
Revision Changes Path
1.1 date: 2006/09/25 23:48:34; author: rsigal; state: Exp;JBossRemoting/src/tests/org/jboss/test/remoting/callback/acknowledge/CallbackAcknowledgeTestCase.java
Index: CallbackAcknowledgeTestCase.java
===================================================================
/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.
*/
/**
* Tests Callback acknowledgements.
*
* @author <a href="mailto:ron.sigal at jboss.com">Ron Sigal</a>
* <p/>
* Copyright (c) 2006
* </p>
*/
package org.jboss.test.remoting.callback.acknowledge;
import java.net.InetAddress;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.management.MBeanServer;
import org.jboss.logging.Logger;
import org.jboss.remoting.Client;
import org.jboss.remoting.InvocationRequest;
import org.jboss.remoting.InvokerLocator;
import org.jboss.remoting.ServerInvocationHandler;
import org.jboss.remoting.ServerInvoker;
import org.jboss.remoting.callback.Callback;
import org.jboss.remoting.callback.CallbackListener;
import org.jboss.remoting.callback.CallbackPoller;
import org.jboss.remoting.callback.HandleCallbackException;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.callback.ServerInvokerCallbackHandler;
import org.jboss.remoting.transport.Connector;
import org.jboss.remoting.transport.PortUtil;
import junit.framework.TestCase;
public class CallbackAcknowledgeTestCase extends TestCase
{
private static String PREPROCESS_TEST = "preprocessTest";
private static String POSTPROCESS_TEST = "postprocessTest";
private static Logger log = Logger.getLogger(CallbackAcknowledgeTestCase.class);
private Connector connector;
private InvokerLocator serverLocator;
private String transport = "socket";
private Client client;
public void setUp() throws Exception
{
String host = InetAddress.getLocalHost().getHostAddress();
int freePort = PortUtil.findFreePort(host);
serverLocator = new InvokerLocator(transport + "://" + host + ":" + freePort);
connector = new Connector(serverLocator);
connector.start();
connector.addInvocationHandler("test", new TestInvoocationHandler());
HashMap config = new HashMap();
config.put(InvokerLocator.FORCE_REMOTE, "true");
client = new Client(serverLocator, config);
client.connect();
TestInvoocationHandler.acknowledgedPreprocess = false;
TestInvoocationHandler.acknowledgedPostprocess = false;
TestCallbackHandler.receivedCallback = false;
}
public void tearDown()
{
if (connector != null)
connector.stop();
if (client != null)
client.disconnect();
}
/**
* In this test the connection is configured for true pull callbacks, and
* the acknowledgement should be made implicitly by ServerInvokerCallbackHandler
* during the call to getCallbacks() (before the callbacks are retrieved by
* the client).
*/
public void testPullCallbackPreprocessAcknowledgement()
{
log.info("entering " + getName());
try
{
TestCallbackHandler callbackHandler = new TestCallbackHandler();
client.addListener(callbackHandler);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
client.invoke(PREPROCESS_TEST);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
List callbacks = client.getCallbacks(callbackHandler);
assertTrue(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
Callback callback = (Callback) callbacks.get(0);
try
{
client.acknowledgeCallback(callbackHandler, callback);
log.error("didn't get expected exception");
fail();
}
catch (Exception e)
{
assertTrue("Will not acknowledge Callback because it has no registered Listener.".equals(e.getMessage()));
}
Thread.sleep(1000);
assertFalse(TestCallbackHandler.receivedCallback);
log.info(getName() + " PASSES");
}
catch (Throwable e)
{
log.info(getName() + " FAILS");
e.printStackTrace();
fail();
}
}
/**
* In this test, the connection is configured for true pull callbacks, and the
* acknowledgement should be made by an explicit call to Client.acknowledgeCallback()
* after the callback has been retrieved and (presumably) processed.
*/
public void testPullCallbackPostprocessAcknowledgement()
{
log.info("entering " + getName());
try
{
TestCallbackHandler callbackHandler = new TestCallbackHandler();
client.addListener(callbackHandler);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
client.invoke(POSTPROCESS_TEST);
List callbacks = client.getCallbacks(callbackHandler);
Callback callback = (Callback) callbacks.get(0);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
client.acknowledgeCallback(callbackHandler, callback);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertTrue(TestInvoocationHandler.acknowledgedPostprocess);
Thread.sleep(1000);
assertFalse(TestCallbackHandler.receivedCallback);
log.info(getName() + " PASSES");
}
catch (Throwable e)
{
log.info(getName() + " FAILS");
e.printStackTrace();
fail();
}
}
/**
* In this test the connection is configured for push callbacks implemented in
* Remoting by polling the server for callbacks and pushing them (on the client
* side) to the InvokerCallbackHandler. The acknowledgement should be made
* implicitly by CallbackPoller, which it does by calling Client.acknowledgeCallback()
* after it has pushed the callback to the InvokerCallbackHandler.
*/
public void testPollCallbackPostprocessAcknowledgement()
{
log.info("entering " + getName());
try
{
TestCallbackHandler callbackHandler = new TestCallbackHandler();
HashMap metadata = new HashMap();
metadata.put(CallbackPoller.CALLBACK_POLL_PERIOD, "100");
client.addListener(callbackHandler, metadata);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
client.invoke(POSTPROCESS_TEST);
Thread.sleep(1000);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertTrue(TestInvoocationHandler.acknowledgedPostprocess);
assertTrue(TestCallbackHandler.receivedCallback);
log.info(getName() + " PASSES");
}
catch (Throwable e)
{
log.info(getName() + " FAILS");
e.printStackTrace();
fail();
}
}
/**
* In this test the connection is configured for true push callbacks, and the
* acknowledgement should be made by ServerInvokerCallbackHandler.handleCallback()
* after it has pushed the Callback to the client.
*/
public void testPushCallbackPostprocessAcknowledgement()
{
log.info("entering " + getName());
try
{
TestCallbackHandler callbackHandler = new TestCallbackHandler();
client.addListener(callbackHandler, null, null, true);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertFalse(TestInvoocationHandler.acknowledgedPostprocess);
client.invoke(POSTPROCESS_TEST);
assertFalse(TestInvoocationHandler.acknowledgedPreprocess);
assertTrue(TestInvoocationHandler.acknowledgedPostprocess);
assertTrue(TestCallbackHandler.receivedCallback);
log.info(getName() + " PASSES");
}
catch (Throwable e)
{
log.info(getName() + " FAILS");
e.printStackTrace();
fail();
}
}
static class TestInvoocationHandler implements ServerInvocationHandler, CallbackListener
{
static boolean acknowledgedPreprocess;
static boolean acknowledgedPostprocess;
InvokerCallbackHandler callbackHandler;
public void setMBeanServer(MBeanServer server)
{
}
public void setInvoker(ServerInvoker invoker)
{
}
public Object invoke(InvocationRequest invocation) throws Throwable
{
String command = (String) invocation.getParameter();
if (PREPROCESS_TEST.equals(command))
{
Callback cb = new Callback("preprocess");
HashMap returnPayload = new HashMap();
returnPayload.put(ServerInvokerCallbackHandler.CALLBACK_PREPROCESS_LISTENER, this);
cb.setReturnPayload(returnPayload);
callbackHandler.handleCallback(cb);
}
else if (POSTPROCESS_TEST.equals(command))
{
Callback cb = new Callback("postprocess");
HashMap returnPayload = new HashMap();
returnPayload.put(ServerInvokerCallbackHandler.CALLBACK_POSTPROCESS_LISTENER, this);
cb.setReturnPayload(returnPayload);
callbackHandler.handleCallback(cb);
}
return null;
}
public void addListener(InvokerCallbackHandler callbackHandler)
{
this.callbackHandler = callbackHandler;
}
public void removeListener(InvokerCallbackHandler callbackHandler)
{
}
public void callbackSent(Callback callback)
{
if ("preprocess".equals(callback.getParameter()))
{
log.info("received preprocess acknowledgment");
acknowledgedPreprocess = true;
}
else if ("postprocess".equals(callback.getParameter()))
{
log.info("received postprocess acknowledgment");
acknowledgedPostprocess = true;
}
else
log.error("unrecognized callback");
}
}
static class TestCallbackHandler implements InvokerCallbackHandler
{
public static boolean receivedCallback;
public void handleCallback(Callback callback) throws HandleCallbackException
{
log.info("entering handleCallback()");
receivedCallback = true;
}
}
}
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