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* 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
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*/
package org.jboss.test.remoting.lease;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.util.HashMap;
import java.util.TimerTask;
import javax.management.MBeanServer;
import junit.framework.TestCase;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;
import org.jboss.remoting.Client;
import org.jboss.remoting.ConnectionListener;
import org.jboss.remoting.InvocationRequest;
import org.jboss.remoting.InvokerLocator;
import org.jboss.remoting.LeasePinger;
import org.jboss.remoting.ServerInvocationHandler;
import org.jboss.remoting.ServerInvoker;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.transport.Connector;
import org.jboss.remoting.transport.PortUtil;
import org.jboss.remoting.transport.socket.SocketClientInvoker;
/**
* Unit test for JBREM-794.
*
* @author <a href="ron.sigal@jboss.com">Ron Sigal</a>
* @version $Revision: 5466 $
* <p>
* Copyright Aug 22, 2007
* </p>
*/
public class UniquePingerTaskTestCase extends TestCase
{
private static Logger log = Logger.getLogger(UniquePingerTaskTestCase.class);
private static boolean firstTime = true;
protected String host;
protected int port;
protected String locatorURI;
protected InvokerLocator serverLocator;
protected Connector connector;
protected TestInvocationHandler invocationHandler;
/**
* Sets up target remoting server.
*/
public void setUp() throws Exception
{
if (firstTime)
{
firstTime = false;
Logger.getLogger("org.jboss.remoting").setLevel(Level.INFO);
Logger.getLogger("org.jboss.test.remoting").setLevel(Level.INFO);
String pattern = "[%d{ABSOLUTE}] [%t] %5p (%F:%L) - %m%n";
PatternLayout layout = new PatternLayout(pattern);
ConsoleAppender consoleAppender = new ConsoleAppender(layout);
Logger.getRootLogger().addAppender(consoleAppender);
}
}
public void tearDown()
{
}
/**
* Verifies that only one LeasePinger.LeaseTimerTask gets created.
*/
public void testUniqueLeaseTimerTask() throws Throwable
{
log.info("entering " + getName());
setupServer();
SocketClientInvoker clientInvoker = new SocketClientInvoker(serverLocator);
clientInvoker.connect();
LeasePinger leasePinger = new LeasePinger(clientInvoker, "abc", 2000);
log.info("expect WARN \"failed to ping to server\"");
Method method = LeasePinger.class.getDeclaredMethod("setLeasePingerId", new Class[]{String.class});
method.setAccessible(true);
method.invoke(leasePinger, new Object[]{"dummyID"});
leasePinger.addClient("def", null, 1000);
// Verify LeasePingerTimerTask has not been created.
Field field = LeasePinger.class.getDeclaredField("timerTask");
field.setAccessible(true);
TimerTask timerTask = (TimerTask) field.get(leasePinger);
assertNull(timerTask);
leasePinger.startPing();
timerTask = (TimerTask) field.get(leasePinger);
assertNotNull(timerTask);
// Verify new LeasePingerTimerTask gets created when adding new Client
// with shorter lease period.
leasePinger.addClient("ghi", null, 500);
TimerTask newTimerTask = (TimerTask) field.get(leasePinger);
assertNotSame(newTimerTask, timerTask);
log.info(getName() + " PASSES");
}
protected void setupServer() throws Exception
{
host = InetAddress.getLocalHost().getHostAddress();
port = PortUtil.findFreePort(host);
locatorURI = "socket://" + host + ":" + port;
String metadata = System.getProperty("remoting.metadata");
if (metadata != null)
{
locatorURI += "/?" + metadata;
}
serverLocator = new InvokerLocator(locatorURI);
log.info("Starting remoting server with locator uri of: " + locatorURI);
HashMap config = new HashMap();
config.put(InvokerLocator.FORCE_REMOTE, "true");
config.put("leasePeriod", "1000");
connector = new Connector(serverLocator, config);
connector.create();
invocationHandler = new TestInvocationHandler();
connector.addInvocationHandler("test", invocationHandler);
connector.addConnectionListener(new TestConnectionListener());
connector.start();
}
protected void shutdownServer() throws Exception
{
if (connector != null)
connector.stop();
}
static class TestInvocationHandler implements ServerInvocationHandler
{
public void addListener(InvokerCallbackHandler callbackHandler) {}
public Object invoke(final InvocationRequest invocation) throws Throwable
{
return invocation.getParameter();
}
public void removeListener(InvokerCallbackHandler callbackHandler) {}
public void setMBeanServer(MBeanServer server) {}
public void setInvoker(ServerInvoker invoker) {}
}
static class TestConnectionListener implements ConnectionListener
{
public void handleConnectionException(Throwable throwable, Client client)
{
}
}
}