[jboss-cvs] JBossRemoting/src/tests/org/jboss/test/remoting/transport/socket/oneway ...
Ron Sigal
ron_sigal at yahoo.com
Sat Jun 30 03:30:18 EDT 2007
User: rsigal
Date: 07/06/30 03:30:18
Added: src/tests/org/jboss/test/remoting/transport/socket/oneway
Tag: remoting_2_x
OnewayConnectionManagerTestCase.java
Log:
JBREM-641: Unit test.
Revision Changes Path
No revision
No revision
1.1.2.1 +639 -0 JBossRemoting/src/tests/org/jboss/test/remoting/transport/socket/oneway/Attic/OnewayConnectionManagerTestCase.java
(In the diff below, changes in quantity of whitespace are not shown.)
Index: OnewayConnectionManagerTestCase.java
===================================================================
RCS file: OnewayConnectionManagerTestCase.java
diff -N OnewayConnectionManagerTestCase.java
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ OnewayConnectionManagerTestCase.java 30 Jun 2007 07:30:18 -0000 1.1.2.1
@@ -0,0 +1,639 @@
+/*
+* 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.
+*/
+package org.jboss.test.remoting.transport.socket.oneway;
+
+import java.lang.reflect.Field;
+import java.net.InetAddress;
+import java.util.HashMap;
+import java.util.LinkedList;
+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.InvokerCallbackHandler;
+import org.jboss.remoting.transport.ClientInvoker;
+import org.jboss.remoting.transport.Connector;
+import org.jboss.remoting.transport.PortUtil;
+import org.jboss.remoting.transport.socket.MicroSocketClientInvoker;
+
+
+/**
+ * Tests the oneway connection timer task in MicroSocketClientInvoker.
+ *
+ * @author <a href="ron.sigal at jboss.com">Ron Sigal</a>
+ * @version $Revision: 1.1.2.1 $
+ * <p>
+ * Copyright Jun 23, 2007
+ * </p>
+ */
+public class OnewayConnectionManagerTestCase extends TestCase
+{
+ protected static String FAST = "fast";
+ protected static String SLOW = "slow";
+ protected static String DELAY = "delay";
+
+ protected static Logger log = Logger.getLogger(OnewayConnectionManagerTestCase.class);
+ protected static boolean firstTime = true;
+ protected static boolean go;
+
+ 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);
+ }
+ }
+
+
+ /**
+ * Connections time out. Uses default parameters.
+ */
+ public void testDefaultParametersWithTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ Connector connector = new Connector(locator);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ config.put(Client.MAX_NUM_ONEWAY_THREADS, "5");
+ config.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "1");
+ Client client = new Client(locator, config);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 5;
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, "14000");
+ long start = System.currentTimeMillis();
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ client.invokeOneway(SLOW + i, metadata, true);
+ }
+
+ assertTrue((System.currentTimeMillis() - start < 1000));
+ Thread.sleep(1000);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(INVOCATIONS, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(INVOCATIONS, handler.startedCount);
+ Thread.sleep(10000);
+
+ // All sockets should have timed out by now. Each timeout takes 1 second.
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(0, handler.finishedCount);
+ Thread.sleep(5000);
+
+ // All invocations should be done by now.
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(INVOCATIONS, handler.finishedCount);
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Connections don't time out. Uses default parameters.
+ */
+ public void testDefaultParametersWithNoTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ Connector connector = new Connector(locator);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ config.put(Client.MAX_NUM_ONEWAY_THREADS, "5");
+ config.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "1");
+ Client client = new Client(locator, config);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 5;
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, "2000");
+ long start = System.currentTimeMillis();
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ client.invokeOneway(SLOW + i, metadata, true);
+ }
+
+ assertTrue((System.currentTimeMillis() - start < 1000));
+ Thread.sleep(1000);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(INVOCATIONS, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(INVOCATIONS, handler.startedCount);
+ Thread.sleep(6000);
+
+ // All invocations should have finished by now, and all sockets should
+ // have been returned to the pool.
+ assertEquals(INVOCATIONS, handler.finishedCount);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(INVOCATIONS, pool.size());
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Connections time out. Uses configured parameters.
+ */
+ public void testConfiguredParametersWithTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ Connector connector = new Connector(locator);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ config.put(Client.MAX_NUM_ONEWAY_THREADS, "5");
+ config.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "1");
+ config.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_DELAY, "1000");
+ config.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_TIMEOUT, "100");
+ Client client = new Client(locator, config);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 5;
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, "2000");
+ long start = System.currentTimeMillis();
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ client.invokeOneway(SLOW + i, metadata, true);
+ }
+
+ assertTrue((System.currentTimeMillis() - start < 1000));
+ Thread.sleep(500);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(INVOCATIONS, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(INVOCATIONS, handler.startedCount);
+ Thread.sleep(2000);
+
+ // All sockets should have timed out by now. Each timeout takes 100 ms.
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(0, pool.size());
+ Thread.sleep(1000);
+
+ // All invocations should be done by now.
+ assertEquals(INVOCATIONS, handler.finishedCount);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(0, pool.size());
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Connections time out. Uses configured parameters.
+ */
+ public void testConfiguredParametersWithNoTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ Connector connector = new Connector(locator);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ config.put(Client.MAX_NUM_ONEWAY_THREADS, "5");
+ config.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "1");
+ config.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_DELAY, "5000");
+ config.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_TIMEOUT, "5000");
+ Client client = new Client(locator, config);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 5;
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, "8000");
+ long start = System.currentTimeMillis();
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ client.invokeOneway(SLOW + i, metadata, true);
+ }
+
+ assertTrue((System.currentTimeMillis() - start < 1000));
+ Thread.sleep(1000);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(INVOCATIONS, usedPool);
+ assertEquals(0, pool.size());
+ assertEquals(INVOCATIONS, handler.startedCount);
+ Thread.sleep(11000);
+
+ // All invocations should have finished by now, and all sockets should
+ // have been returned to the pool.
+ assertEquals(INVOCATIONS, handler.finishedCount);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(INVOCATIONS, pool.size());
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Does server side oneway invocations. Connections don't have to wait
+ * for invocation to complete.
+ */
+ public void testOnewayServerSide() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ Connector connector = new Connector(locator);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ config.put(Client.MAX_NUM_ONEWAY_THREADS, "5");
+ config.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "1");
+ Client client = new Client(locator, config);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 5;
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, "5000");
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ client.invokeOneway(SLOW + i, metadata, false);
+ Thread.sleep(500);
+ }
+
+ Thread.sleep(2000);
+
+ // Ony one connection should have been created, and it should have been
+ // returned to the pool by now.
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(1, pool.size());
+ assertEquals(INVOCATIONS, handler.startedCount);
+ Thread.sleep(5000);
+
+ // All invocations should be done by now.
+ assertEquals(INVOCATIONS, handler.finishedCount);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+ assertEquals(1, pool.size());
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Verify connection management works under heavy load, with some timeouts.
+ */
+ public void testHeavyLoadWithTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ HashMap serverConfig = new HashMap();
+ serverConfig.put("MaxPoolSize", "300");
+ Connector connector = new Connector(locator, serverConfig);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(Client.MAX_NUM_ONEWAY_THREADS, "100");
+ clientConfig.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "100");
+ clientConfig.put(MicroSocketClientInvoker.MAX_POOL_SIZE_FLAG, "200");
+ clientConfig.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_DELAY, "1000");
+ Client client = new Client(locator, clientConfig);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 500;
+ OnewayThread[] threads = new OnewayThread[INVOCATIONS];
+
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ threads[i] = new OnewayThread(client, i, "4000");
+ threads[i].start();
+ }
+
+ go = true;
+ Thread.sleep(2000);
+
+ // Verify first set of invocations were received.
+ assertEquals(200, handler.startedCount);
+ Thread.sleep(12000);
+
+ // Verify rest of invocations were received.
+ assertEquals(INVOCATIONS, handler.startedCount);
+
+ // All invocations should be complete by now.
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ assertTrue("failure in thread: " + i, threads[i].ok);
+ }
+
+ Thread.sleep(4000);
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ /**
+ * Verify connection management works under heavy load, with no timeouts.
+ */
+ public void testHeavyLoadWithoutTimeouts() throws Throwable
+ {
+ log.info("entering " + getName());
+ String host = InetAddress.getLocalHost().getHostAddress();
+ int port = PortUtil.findFreePort(host);
+ String locatorURI = "socket://" + host + ":" + port;
+ InvokerLocator locator = new InvokerLocator(locatorURI);
+ HashMap serverConfig = new HashMap();
+ serverConfig.put("MaxPoolSize", "300");
+ Connector connector = new Connector(locator, serverConfig);
+ connector.create();
+ TestHandler handler = new TestHandler();
+ connector.addInvocationHandler("test", handler);
+ connector.start();
+
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(Client.MAX_NUM_ONEWAY_THREADS, "100");
+ clientConfig.put(Client.MAX_ONEWAY_THREAD_POOL_QUEUE_SIZE, "100");
+ clientConfig.put(MicroSocketClientInvoker.MAX_POOL_SIZE_FLAG, "200");
+ clientConfig.put(MicroSocketClientInvoker.ONEWAY_CONNECTION_DELAY, "1000");
+ Client client = new Client(locator, clientConfig);
+ client.connect();
+
+ ClientInvoker invoker = client.getInvoker();
+ assertTrue(invoker instanceof MicroSocketClientInvoker);
+ Field field = MicroSocketClientInvoker.class.getDeclaredField("pool");
+ field.setAccessible(true);
+ LinkedList pool = (LinkedList) field.get(invoker);
+ assertEquals(0, pool.size());
+ field = MicroSocketClientInvoker.class.getDeclaredField("usedPooled");
+ field.setAccessible(true);
+ long usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ int INVOCATIONS = 500;
+ OnewayThread[] threads = new OnewayThread[INVOCATIONS];
+
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ threads[i] = new OnewayThread(client, i, "100");
+ threads[i].start();
+ }
+
+ go = true;
+ Thread.sleep(8000);
+
+ // Verify invocations were received.
+ assertEquals(INVOCATIONS, handler.startedCount);
+
+ // All invocations should be complete by now.
+ for (int i = 0; i < INVOCATIONS; i++)
+ {
+ assertTrue("failure in thread: " + i, threads[i].ok);
+ }
+
+ usedPool = ((Long) field.get(invoker)).longValue();
+ assertEquals(0, usedPool);
+
+ client.disconnect();
+ connector.stop();
+ log.info(getName() + " PASSES");
+ }
+
+
+ public class OnewayThread extends Thread
+ {
+ boolean ok;
+ Client client;
+ int id;
+ String delay;
+
+ public OnewayThread(Client client, int id, String delay)
+ {
+ this.client = client;
+ this.id = id;
+ this.delay = delay;
+ }
+
+ public void run()
+ {
+ try
+ {
+ while (!go)
+ {
+ try {Thread.sleep(10);} catch (InterruptedException e) {}
+ }
+
+ HashMap metadata = new HashMap();
+ metadata.put(DELAY, delay);
+ client.invokeOneway(SLOW + id, metadata, true);
+ ok = true;
+ }
+ catch (Throwable e)
+ {
+ e.printStackTrace();
+ }
+ }
+ }
+
+
+ public class TestHandler implements ServerInvocationHandler
+ {
+ public int startedCount;
+ public int finishedCount;
+ public Object lock = new Object();
+
+ public void setMBeanServer(MBeanServer server) {}
+ public void setInvoker(ServerInvoker invoker) {}
+
+ public Object invoke(InvocationRequest invocation) throws Throwable
+ {
+ log.debug("invocation: " + invocation.getParameter());
+ synchronized (lock)
+ {
+ startedCount++;
+ log.debug("startedCount: " + startedCount);
+ }
+
+ String command = (String) invocation.getParameter();
+
+ if (command.startsWith(SLOW))
+ {
+ Map metadata = invocation.getRequestPayload();
+ String delayString = (String) metadata.get(DELAY);
+ int delay = Integer.valueOf(delayString).intValue();
+ Thread.sleep(delay);
+ }
+
+ synchronized (lock)
+ {
+ finishedCount++;
+ log.debug("invocation done: " + invocation.getParameter());
+ log.debug("finishedCount: " + finishedCount);
+ }
+ return null;
+ }
+
+ public void addListener(InvokerCallbackHandler callbackHandler) {}
+ public void removeListener(InvokerCallbackHandler callbackHandler) {}
+ }
+}
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