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* Lesser General Public License for more details.
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*/
package org.jboss.test.remoting.transport.socket.interrupt;
import java.net.InetAddress;
import java.util.HashMap;
import java.util.Map;
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.logging.XLevel;
import org.jboss.remoting.CannotConnectException;
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.InvokerCallbackHandler;
import org.jboss.remoting.transport.Connector;
import org.jboss.remoting.transport.PortUtil;
import org.jboss.remoting.transport.socket.MicroSocketClientInvoker;
/**
* Unit test for JBREM-955.
*
* @author <a href="ron.sigal@jboss.com">Ron Sigal</a>
* @version $Revision: 1.1 $
* <p>
* Copyright Apr 25, 2008
* </p>
*/
public class InterruptedExceptionTestCase extends TestCase
{
private static Logger log = Logger.getLogger(InterruptedExceptionTestCase.class);
private static boolean firstTime = true;
private static String FAST = "fast";
protected String host;
protected int port;
protected String locatorURI;
protected InvokerLocator serverLocator;
protected Connector connector;
protected TestInvocationHandler invocationHandler;
public void setUp() throws Exception
{
if (firstTime)
{
firstTime = false;
Logger.getLogger("org.jboss.remoting").setLevel(XLevel.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()
{
}
public void testNotWrappedInterruptedExceptionDefault() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(MicroSocketClientInvoker.MAX_POOL_SIZE_FLAG, "1");
clientConfig.put("numberOfCallRetries", "1");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Test connections.
assertEquals(FAST, client.invoke(FAST));
log.info("connection is good");
InvokerThread t1 = new InvokerThread(client, "abc");
InvokerThread t2 = new InvokerThread(client, "xyz");
// Start first invocation.
t1.start();
log.info("started first invocation");
// Give first invocation time to start.
Thread.sleep(5000);
// Start second invocation.
t2.start();
log.info("started second invocation");
// Give second invocation time to start.
Thread.sleep(5000);
// Interrupt second invocation as it waits for a semaphore.
t2.interrupt();
log.info("interrupted second invocation");
// Wait until second invocation throws an exception.
synchronized (t2)
{
t2.wait(10000);
}
// Verify exception is an CannotConnectException (not wrapped in a RuntimeException).
Throwable t = t2.throwable;
log.info("throwable: " + t);
assertTrue(t instanceof CannotConnectException);
assertTrue(t.getCause() instanceof InterruptedException);
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testNotWrappedInterruptedExceptionConfigured() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(MicroSocketClientInvoker.MAX_POOL_SIZE_FLAG, "1");
clientConfig.put("numberOfCallRetries", "1");
clientConfig.put(MicroSocketClientInvoker.WRAP_INTERRUPTED_EXCEPTION, "false");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Test connections.
assertEquals(FAST, client.invoke(FAST));
log.info("connection is good");
InvokerThread t1 = new InvokerThread(client, "abc");
InvokerThread t2 = new InvokerThread(client, "xyz");
// Start first invocation.
t1.start();
log.info("started first invocation");
// Give first invocation time to start.
Thread.sleep(5000);
// Start second invocation.
t2.start();
log.info("started second invocation");
// Give second invocation time to start.
Thread.sleep(5000);
// Interrupt second invocation as it waits for a semaphore.
t2.interrupt();
log.info("interrupted second invocation");
// Wait until second invocation throws an exception.
synchronized (t2)
{
t2.wait(10000);
}
// Verify exception is an CannotConnectException (not wrapped in a RuntimeException).
Throwable t = t2.throwable;
log.info("throwable: " + t);
assertTrue(t instanceof CannotConnectException);
assertTrue(t.getCause() instanceof InterruptedException);
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testWrappedInterruptedException() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(MicroSocketClientInvoker.MAX_POOL_SIZE_FLAG, "1");
clientConfig.put("numberOfCallRetries", "1");
clientConfig.put(MicroSocketClientInvoker.WRAP_INTERRUPTED_EXCEPTION, "true");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Test connections.
assertEquals(FAST, client.invoke(FAST));
log.info("connection is good");
InvokerThread t1 = new InvokerThread(client, "abc");
InvokerThread t2 = new InvokerThread(client, "xyz");
// Start first invocation.
t1.start();
log.info("started first invocation");
// Give first invocation time to start.
Thread.sleep(5000);
// Start second invocation.
t2.start();
log.info("started second invocation");
// Give second invocation time to start.
Thread.sleep(5000);
// Interrupt second invocation as it waits for a semaphore.
t2.interrupt();
log.info("interrupted second invocation");
// Wait until second invocation throws an exception.
synchronized (t2)
{
t2.wait(10000);
}
// Verify exception is an InterruptedException wrapped in a RuntimeException.
Throwable t = t2.throwable;
log.info("throwable: " + t);
assertTrue(t instanceof RuntimeException);
assertFalse(t instanceof CannotConnectException);
assertTrue(t.getCause() instanceof InterruptedException);
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
protected String getTransport()
{
return "socket";
}
protected void addExtraClientConfig(Map config) {}
protected void addExtraServerConfig(Map config) {}
protected void setupServer() throws Exception
{
host = InetAddress.getLocalHost().getHostAddress();
port = PortUtil.findFreePort(host);
locatorURI = getTransport() + "://" + host + ":" + port;
serverLocator = new InvokerLocator(locatorURI);
log.info("Starting remoting server with locator uri of: " + locatorURI);
HashMap config = new HashMap();
config.put(InvokerLocator.FORCE_REMOTE, "true");
addExtraServerConfig(config);
connector = new Connector(serverLocator, config);
connector.create();
invocationHandler = new TestInvocationHandler();
connector.addInvocationHandler("test", invocationHandler);
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
{
Object o = invocation.getParameter();
if (!FAST.equals(o))
{
Thread.sleep(20000);
}
return invocation.getParameter();
}
public void removeListener(InvokerCallbackHandler callbackHandler) {}
public void setMBeanServer(MBeanServer server) {}
public void setInvoker(ServerInvoker invoker) {}
}
static class InvokerThread extends Thread
{
static int counter;
Client client;
String message;
Throwable throwable;
public InvokerThread(Client client, String message)
{
this.client = client;
this.message = message;
setName("InvokerThread:" + counter++);
}
public void run()
{
try
{
log.info("invocation succeeded: " + client.invoke(message));
}
catch (Throwable t)
{
throwable = t;
log.error("invocation error: " + t.getMessage());
}
synchronized (this)
{
notify();
}
}
}
}