10:22 p.m.
Author: ron.sigal(a)jboss.com
Date: 2008-10-24 23:22:08 -0400 (Fri, 24 Oct 2008)
New Revision: 4625
Added:
remoting2/branches/2.2/src/tests/org/jboss/test/remoting/callback/store/blocking/BlockingStoreDeadlockTestCase.java
Log:
JBREM-1045: New unit test.
Added:
remoting2/branches/2.2/src/tests/org/jboss/test/remoting/callback/store/blocking/BlockingStoreDeadlockTestCase.java
===================================================================
---
remoting2/branches/2.2/src/tests/org/jboss/test/remoting/callback/store/blocking/BlockingStoreDeadlockTestCase.java
(rev 0)
+++
remoting2/branches/2.2/src/tests/org/jboss/test/remoting/callback/store/blocking/BlockingStoreDeadlockTestCase.java 2008-10-25
03:22:08 UTC (rev 4625)
@@ -0,0 +1,216 @@
+package org.jboss.test.remoting.callback.store.blocking;
+
+import java.net.InetAddress;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+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.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.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;
+
+
+public class BlockingStoreDeadlockTestCase extends TestCase
+{
+ private static Logger log = Logger.getLogger(BlockingStoreDeadlockTestCase.class);
+
+ private static boolean firstTime = true;
+
+ 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 testForDeadlock() 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");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // Add callback handler.
+ TestCallbackHandler callbackHandler = new TestCallbackHandler();
+ client.addListener(callbackHandler);
+ log.info("callback handler added");
+
+ // Get callback.
+ log.info("client getting callback");
+ HashMap metadata = new HashMap();
+ metadata.put(ServerInvoker.BLOCKING_MODE, ServerInvoker.BLOCKING);
+ List callbacks = client.getCallbacks(callbackHandler, metadata);
+ assertEquals(1, callbacks.size());
+ log.info("got callback");
+
+ client.removeListener(callbackHandler);
+ 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;
+ 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(ServerInvokerCallbackHandler.CALLBACK_MEM_CEILING, "100");
+ config.put(ServerInvokerCallbackHandler.CALLBACK_STORE_KEY,
"org.jboss.remoting.callback.BlockingCallbackStore");
+ 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
+ {
+ InvokerCallbackHandler handler;
+
+ public void addListener(InvokerCallbackHandler callbackHandler)
+ {
+ handler = callbackHandler;
+ Runtime runtime = Runtime.getRuntime();
+ long max = 0;
+ long total = 0;
+// long free = runtime.freeMemory();
+// float percentage = 100 * free / total;
+// if(max == total && memPercentCeiling >= percentage)
+
+ ArrayList list = new ArrayList();
+ do
+ {
+ try
+ {
+ list.add(new Byte[1000000]);
+ max = runtime.maxMemory();
+ total = runtime.totalMemory();
+ log.info("max = " + max + ", total = " + total);
+ }
+ catch (OutOfMemoryError e)
+ {
+ log.info("heap space is full");
+ break;
+ }
+ }
+ while (max != total);
+ log.info("heap is full");
+ log.info("thread: " + Thread.currentThread().getName());
+ new Thread()
+ {
+ public void run()
+ {
+ try
+ {
+ log.info("thread: " + Thread.currentThread().getName());
+ log.info("adding callback");
+ handler.handleCallback(new Callback("callback"));
+ log.info("added callback");
+ }
+ catch (HandleCallbackException e)
+ {
+ log.error("Error", e);
+ }
+ }
+ }.start();
+ log.info("server added callback handler");
+ }
+ 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 TestCallbackHandler implements InvokerCallbackHandler
+ {
+ public void handleCallback(Callback callback) throws HandleCallbackException
+ {
+ log.info("received callback");
+ }
+ }
+}
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