[hornetq-commits] JBoss hornetq SVN: r10028 - in trunk/examples/jms: clustered-static-oneway and 8 other directories.

do-not-reply at jboss.org do-not-reply at jboss.org
Thu Dec 9 13:29:14 EST 2010


Author: ataylor
Date: 2010-12-09 13:29:12 -0500 (Thu, 09 Dec 2010)
New Revision: 10028

Added:
   trunk/examples/jms/clustered-static-oneway/
   trunk/examples/jms/clustered-static-oneway/build.bat
   trunk/examples/jms/clustered-static-oneway/build.sh
   trunk/examples/jms/clustered-static-oneway/build.xml
   trunk/examples/jms/clustered-static-oneway/readme.html
   trunk/examples/jms/clustered-static-oneway/server0/
   trunk/examples/jms/clustered-static-oneway/server0/client-jndi.properties
   trunk/examples/jms/clustered-static-oneway/server0/hornetq-beans.xml
   trunk/examples/jms/clustered-static-oneway/server0/hornetq-configuration.xml
   trunk/examples/jms/clustered-static-oneway/server0/hornetq-jms.xml
   trunk/examples/jms/clustered-static-oneway/server0/hornetq-users.xml
   trunk/examples/jms/clustered-static-oneway/server0/jndi.properties
   trunk/examples/jms/clustered-static-oneway/server1/
   trunk/examples/jms/clustered-static-oneway/server1/client-jndi.properties
   trunk/examples/jms/clustered-static-oneway/server1/hornetq-beans.xml
   trunk/examples/jms/clustered-static-oneway/server1/hornetq-configuration.xml
   trunk/examples/jms/clustered-static-oneway/server1/hornetq-jms.xml
   trunk/examples/jms/clustered-static-oneway/server1/hornetq-users.xml
   trunk/examples/jms/clustered-static-oneway/server1/jndi.properties
   trunk/examples/jms/clustered-static-oneway/server2/
   trunk/examples/jms/clustered-static-oneway/server2/client-jndi.properties
   trunk/examples/jms/clustered-static-oneway/server2/hornetq-beans.xml
   trunk/examples/jms/clustered-static-oneway/server2/hornetq-configuration.xml
   trunk/examples/jms/clustered-static-oneway/server2/hornetq-jms.xml
   trunk/examples/jms/clustered-static-oneway/server2/hornetq-users.xml
   trunk/examples/jms/clustered-static-oneway/server2/jndi.properties
   trunk/examples/jms/clustered-static-oneway/src/
   trunk/examples/jms/clustered-static-oneway/src/org/
   trunk/examples/jms/clustered-static-oneway/src/org/hornetq/
   trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/
   trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/example/
   trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/example/ClusterStaticOnewayExample.java
Log:
added static one way cluster example

Added: trunk/examples/jms/clustered-static-oneway/build.bat
===================================================================
--- trunk/examples/jms/clustered-static-oneway/build.bat	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/build.bat	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,13 @@
+ at echo off
+
+set "OVERRIDE_ANT_HOME=..\..\..\tools\ant"
+
+if exist "..\..\..\src\bin\build.bat" (
+   rem running from TRUNK
+   call ..\..\..\src\bin\build.bat %*
+) else (
+   rem running from the distro
+   call ..\..\..\bin\build.bat %*
+)
+
+set "OVERRIDE_ANT_HOME="

Added: trunk/examples/jms/clustered-static-oneway/build.sh
===================================================================
--- trunk/examples/jms/clustered-static-oneway/build.sh	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/build.sh	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+OVERRIDE_ANT_HOME=../../../tools/ant
+export OVERRIDE_ANT_HOME
+
+if [ -f "../../../src/bin/build.sh" ]; then
+   # running from TRUNK
+   ../../../src/bin/build.sh "$@"
+else
+   # running from the distro
+   ../../../bin/build.sh "$@"
+fi
+
+
+


Property changes on: trunk/examples/jms/clustered-static-oneway/build.sh
___________________________________________________________________
Name: svn:executable
   + *

Added: trunk/examples/jms/clustered-static-oneway/build.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/build.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/build.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<!DOCTYPE project [
+      <!ENTITY libraries SYSTEM "../../../thirdparty/libraries.ent">
+      ]>
+<project default="run" name="HornetQ JMS Static Clustered Queue Example">
+
+   <import file="../../common/build.xml"/>
+
+   <target name="run">
+      <antcall target="runExample">
+         <param name="example.classname" value="org.hornetq.jms.example.ClusterStaticOnewayExample"/>
+         <param name="hornetq.example.beans.file" value="server0 server1 server2"/>
+      </antcall>
+   </target>
+
+   <target name="runRemote">
+      <antcall target="runExample">
+         <param name="example.classname" value="org.hornetq.jms.example.ClusterStaticOnewayExample"/>
+         <param name="hornetq.example.runServer" value="false"/>
+      </antcall>
+   </target>
+
+</project>

Added: trunk/examples/jms/clustered-static-oneway/readme.html
===================================================================
--- trunk/examples/jms/clustered-static-oneway/readme.html	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/readme.html	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,180 @@
+<html>
+  <head>
+    <title>HornetQ JMS Load Balanced Static Clustered Queue Example</title>
+    <link rel="stylesheet" type="text/css" href="../../common/common.css" />
+    <link rel="stylesheet" type="text/css" href="../../common/prettify.css" />
+    <script type="text/javascript" src="../../common/prettify.js"></script>
+  </head>
+  <body onload="prettyPrint()">
+     <h1>JMS Load Balanced Static Clustered Queue Example</h1>
+
+     <p>This example demonstrates a JMS queue deployed on two different nodes. The two nodes are configured to form a cluster
+       from a <em>static</em> list of nodes.</p>
+     <p>We then create a consumer on the queue on each node, and we create a producer on only one of the nodes.</p>
+     <p>We then send some messages via the producer, and we verify that <b>both</b> consumers receive the sent messages
+     in a round-robin fashion.</p>
+     <p>In other words, HornetQ <b>load balances</b> the sent messages across all consumers on the cluster</p>
+     <p>This example uses JNDI to lookup the JMS Queue and ConnectionFactory objects. If you prefer not to use
+     JNDI, these could be instantiated directly.</p>     
+     <p>Here's the relevant snippet from the server configuration, which tells the server to form a cluster between the two nodes
+     and to load balance the messages between the nodes.</p>     
+     <pre class="prettyprint">
+     <code>&lt;cluster-connection name="my-cluster"&gt;
+        &lt;address&gt;jms&lt;/address&gt;
+        &lt;connector-ref>netty-connector&lt;/connector-ref>
+        &lt;retry-interval&gt;500&lt;/retry-interval&gt;
+        &lt;use-duplicate-detection&gt;true&lt;/use-duplicate-detection&gt;
+        &lt;forward-when-no-consumers&gt;true&lt;/forward-when-no-consumers&gt;
+        &lt;max-hops&gt;1&lt;/max-hops&gt;
+        &lt;static-connectors>
+           &lt;connector-ref>server1-connector&lt;/connector-ref>
+        &lt;/static-connectors>
+     &lt;/cluster-connection&gt;
+     </code>
+     </pre>    
+     <p>For more information on HornetQ load balancing, and clustering in general, please see the clustering
+     section of the user manual.</p>      
+     <h2>Example step-by-step</h2>
+     <p><i>To run the example, simply type <code>./build.sh</code> (or <code>build.bat</code> on windows) from this directory</i></p>
+
+     <ol>
+        <li> Get an initial context for looking up JNDI from server 0.</li>
+        <pre class="prettyprint">
+           <code>
+   ic0 = getContext(0);
+   </code>
+        </pre>
+
+        <li>Look-up the JMS Queue object from JNDI</li>
+        <pre class="prettyprint">
+           <code>Queue queue = (Queue)ic0.lookup("/queue/exampleQueue");</code>
+        </pre>
+
+        <li>Look-up a JMS Connection Factory object from JNDI on server 0</li>
+        <pre class="prettyprint">
+           <code>ConnectionFactory cf0 = (ConnectionFactory)ic0.lookup("/ConnectionFactory");</code>
+        </pre>
+
+        <li>Get an initial context for looking up JNDI from server 1.</li>
+        <pre class="prettyprint">
+           <code>ic1 = getContext(1);</code>
+        </pre>
+
+        <li>Look-up a JMS Connection Factory object from JNDI on server 1</li>
+        <pre class="prettyprint">
+           <code>ConnectionFactory cf1 = (ConnectionFactory)ic1.lookup("/ConnectionFactory");
+           </code>
+        </pre>
+
+        <li>We create a JMS Connection connection0 which is a connection to server 0</li>
+        <pre class="prettyprint">
+          <code>
+   connection0 = cf0.createConnection();
+          </code>
+        </pre>
+        
+        <li>We create a JMS Connection connection1 which is a connection to server 1</li>
+        <pre class="prettyprint">
+          <code>
+   connection1 = cf1.createConnection();
+          </code>
+        </pre>
+
+        <li>We create a JMS Session on server 0</li>
+        <pre class="prettyprint">
+           <code>
+   Session session0 = connection0.createSession(false, Session.AUTO_ACKNOWLEDGE);
+           </code>
+        </pre>
+        
+        <li>We create a JMS Session on server 1</li>
+        <pre class="prettyprint">
+           <code>
+   Session session1 = connection1.createSession(false, Session.AUTO_ACKNOWLEDGE);
+            </code>
+        </pre>
+
+        <li>We start the connections to ensure delivery occurs on them</li>
+        <pre class="prettyprint">
+           <code>
+   connection0.start();
+
+   connection1.start();
+           </code>
+        </pre>
+
+        <li>We create JMS MessageConsumer objects on server 0 and server 1</li>
+        <pre class="prettyprint">
+           <code>
+   MessageConsumer consumer0 = session0.createConsumer(queue);
+
+   MessageConsumer consumer1 = session1.createConsumer(queue);
+           </code>
+        </pre>
+
+        <li>We create a JMS MessageProducer object on server 0.</li>
+        <pre class="prettyprint">
+           <code>
+   MessageProducer producer = session0.createProducer(queue);</code>
+        </pre>
+
+        <li>We send some messages to server 0.</li>
+        <pre class="prettyprint">
+           <code>
+	final int numMessages = 10;
+
+	for (int i = 0; i < numMessages; i++)
+	{
+	   TextMessage message = session0.createTextMessage("This is text message " + i);
+	      
+	   producer.send(message);
+	
+	   System.out.println("Sent message: " + message.getText());
+	}
+           </code>
+        </pre>
+        
+        <li>We now consume those messages on *both* server 0 and server 1.
+         We note the messages have been distributed between servers in a round robin fashion.
+         HornetQ has <b>load balanced</b> the messages between the available consumers on the different nodes.
+         HornetQ can be configured to always load balance messages to all nodes, or to only balance messages
+         to nodes which have consumers with no or matching selectors. See the user manual for more details.</li>
+         JMS Queues implement point-to-point message where each message is only ever consumed by a
+         maximum of one consumer.
+        <pre class="prettyprint">
+           <code>
+	for (int i = 0; i < numMessages; i += 2)
+	{
+	   TextMessage message0 = (TextMessage)consumer0.receive(5000);
+	
+	   System.out.println("Got message: " + message0.getText() + " from node 0");
+	
+	   TextMessage message1 = (TextMessage)consumer1.receive(5000);
+	
+	   System.out.println("Got message: " + message1.getText() + " from node 1");
+	}
+           </code>
+        </pre> 
+
+        <li>And finally (no pun intended), <b>always</b> remember to close your JMS resources after use, in a <code>finally</code> block. Closing a JMS connection will automatically close all of its sessions, consumers, producer and browser objects</li>
+
+        <pre class="prettyprint">
+           <code>
+	finally
+	{
+	   if (connection0 != null)
+	   {
+	      connection0.close();
+	   }
+	      
+	   if (connection1 != null)
+	   {
+	      connection1.close();
+	   }
+	}
+           </code>
+        </pre>
+
+     </ol>
+  </body>
+</html>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server0/client-jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/client-jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/client-jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,3 @@
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.provider.url=jnp://localhost:1099
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces

Added: trunk/examples/jms/clustered-static-oneway/server0/hornetq-beans.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/hornetq-beans.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/hornetq-beans.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<deployment xmlns="urn:jboss:bean-deployer:2.0">
+
+   <bean name="Naming" class="org.jnp.server.NamingBeanImpl"/>
+
+   <!-- JNDI server. Disable this if you don't want JNDI -->
+   <bean name="JNDIServer" class="org.jnp.server.Main">
+      <property name="namingInfo">
+         <inject bean="Naming"/>
+      </property>
+      <property name="port">1099</property>
+      <property name="bindAddress">localhost</property>
+      <property name="rmiPort">1098</property>
+      <property name="rmiBindAddress">localhost</property>
+   </bean>
+   
+   <!-- MBean server -->
+   <bean name="MBeanServer" class="javax.management.MBeanServer">
+      <constructor factoryClass="java.lang.management.ManagementFactory"
+                   factoryMethod="getPlatformMBeanServer"/>
+   </bean> 
+
+   <!-- The core configuration -->
+   <bean name="Configuration" class="org.hornetq.core.config.impl.FileConfiguration"/>
+
+	<!-- The security manager -->
+   <bean name="HornetQSecurityManager" class="org.hornetq.spi.core.security.HornetQSecurityManagerImpl">
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+
+	<!-- The core server -->
+   <bean name="HornetQServer" class="org.hornetq.core.server.impl.HornetQServerImpl">
+      <constructor>
+         <parameter>
+            <inject bean="Configuration"/>
+         </parameter>
+         <parameter>
+            <inject bean="MBeanServer"/>
+         </parameter>
+         <parameter>
+            <inject bean="HornetQSecurityManager"/>
+         </parameter>        
+      </constructor>
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+   
+   <!-- The JMS server -->
+   <bean name="JMSServerManager" class="org.hornetq.jms.server.impl.JMSServerManagerImpl">
+      <constructor>         
+         <parameter>
+            <inject bean="HornetQServer"/>
+         </parameter>
+      </constructor>
+   </bean>
+
+
+</deployment>

Added: trunk/examples/jms/clustered-static-oneway/server0/hornetq-configuration.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/hornetq-configuration.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/hornetq-configuration.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,69 @@
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-configuration.xsd">
+   <clustered>true</clustered>
+
+   <!-- Connectors -->
+
+   <connectors>
+      <connector name="netty-connector">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyConnectorFactory</factory-class>
+         <param key="port" value="5445"/>
+      </connector>
+      <!-- connector to the server1 -->
+      <connector name="server1-connector">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyConnectorFactory</factory-class>
+         <param key="port" value="5446"/>
+      </connector>
+   </connectors>
+   
+   <!-- Acceptors -->
+   <acceptors>
+      <acceptor name="netty-acceptor">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyAcceptorFactory</factory-class>
+         <param key="port" value="5445"/>
+      </acceptor>
+   </acceptors>
+   
+   <cluster-connections>
+      <cluster-connection name="my-cluster">
+         <address>jms</address>
+         <connector-ref>netty-connector</connector-ref>
+         <retry-interval>500</retry-interval>
+         <use-duplicate-detection>true</use-duplicate-detection>
+         <forward-when-no-consumers>true</forward-when-no-consumers>
+         <max-hops>1</max-hops>
+         <static-connectors allow-direct-connections-only="true">
+            <connector-ref>server1-connector</connector-ref>
+         </static-connectors>
+      </cluster-connection>
+   </cluster-connections>
+   
+   <!-- Other config -->
+
+   <security-settings>
+      <!--security for example queue-->
+      <security-setting match="jms.queue.exampleQueue">
+         <permission type="createDurableQueue" roles="guest"/>
+         <permission type="deleteDurableQueue" roles="guest"/>
+         <permission type="createNonDurableQueue" roles="guest"/>
+         <permission type="deleteNonDurableQueue" roles="guest"/>
+         <permission type="consume" roles="guest"/>
+         <permission type="send" roles="guest"/>
+      </security-setting>
+   </security-settings>
+
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server0/hornetq-jms.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/hornetq-jms.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/hornetq-jms.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,31 @@
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-jms.xsd">
+   <!--the connection factory used by the example-->
+   <connection-factory name="ConnectionFactory">
+      <connectors>
+         <connector-ref connector-name="netty-connector"/>
+      </connectors>
+      <entries>
+         <entry name="ConnectionFactory"/>
+      </entries>
+
+      <ha>true</ha>
+      <!-- Pause 1 second between connect attempts -->
+      <retry-interval>1000</retry-interval>
+
+      <!-- Multiply subsequent reconnect pauses by this multiplier. This can be used to
+      implement an exponential back-off. For our purposes we just set to 1.0 so each reconnect
+      pause is the same length -->
+      <retry-interval-multiplier>1.0</retry-interval-multiplier>
+
+      <!-- Try reconnecting an unlimited number of times (-1 means "unlimited") -->
+      <reconnect-attempts>-1</reconnect-attempts>
+   </connection-factory>
+
+   <!--the queue used by the example-->
+   <queue name="exampleQueue">
+      <entry name="/queue/exampleQueue"/>
+   </queue>
+
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server0/hornetq-users.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/hornetq-users.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/hornetq-users.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,7 @@
+<configuration xmlns="urn:hornetq" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-users.xsd">
+   <!-- the default user.  this is used where username is null-->
+   <defaultuser name="guest" password="guest">
+      <role name="guest"/>
+   </defaultuser>
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server0/jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server0/jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server0/jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,2 @@
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server1/client-jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/client-jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/client-jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,3 @@
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.provider.url=jnp://localhost:2099
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces

Added: trunk/examples/jms/clustered-static-oneway/server1/hornetq-beans.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/hornetq-beans.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/hornetq-beans.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<deployment xmlns="urn:jboss:bean-deployer:2.0">
+
+   <bean name="Naming" class="org.jnp.server.NamingBeanImpl"/>
+
+   <!-- JNDI server. Disable this if you don't want JNDI -->
+   <bean name="JNDIServer" class="org.jnp.server.Main">
+      <property name="namingInfo">
+         <inject bean="Naming"/>
+      </property>
+      <property name="port">2099</property>
+      <property name="bindAddress">localhost</property>
+      <property name="rmiPort">2098</property>
+      <property name="rmiBindAddress">localhost</property>
+   </bean>
+   
+   <!-- MBean server -->
+   <bean name="MBeanServer" class="javax.management.MBeanServer">
+      <constructor factoryClass="java.lang.management.ManagementFactory"
+                   factoryMethod="getPlatformMBeanServer"/>
+   </bean> 
+
+   <!-- The core configuration -->
+   <bean name="Configuration" class="org.hornetq.core.config.impl.FileConfiguration"/>
+
+	<!-- The security manager -->
+   <bean name="HornetQSecurityManager" class="org.hornetq.spi.core.security.HornetQSecurityManagerImpl">
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+
+	<!-- The core server -->
+   <bean name="HornetQServer" class="org.hornetq.core.server.impl.HornetQServerImpl">
+      <constructor>
+         <parameter>
+            <inject bean="Configuration"/>
+         </parameter>
+         <parameter>
+            <inject bean="MBeanServer"/>
+         </parameter>
+         <parameter>
+            <inject bean="HornetQSecurityManager"/>
+         </parameter>        
+      </constructor>
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+   
+   <!-- The JMS server -->
+   <bean name="JMSServerManager" class="org.hornetq.jms.server.impl.JMSServerManagerImpl">
+      <constructor>         
+         <parameter>
+            <inject bean="HornetQServer"/>
+         </parameter>
+      </constructor>
+   </bean>
+
+</deployment>

Added: trunk/examples/jms/clustered-static-oneway/server1/hornetq-configuration.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/hornetq-configuration.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/hornetq-configuration.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,69 @@
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-configuration.xsd">
+   <clustered>true</clustered>
+
+   <!-- Connectors -->
+   <connectors>
+      <connector name="netty-connector">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyConnectorFactory</factory-class>
+         <param key="port" value="5446"/>
+      </connector>
+      <!-- connector to the server0 -->
+      <connector name="server2-connector">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyConnectorFactory</factory-class>
+         <param key="port" value="5447"/>
+      </connector>
+   </connectors>
+   
+   <!-- Acceptors -->
+   <acceptors>
+      <acceptor name="netty-acceptor">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyAcceptorFactory</factory-class>
+         <param key="port" value="5446"/>
+      </acceptor>
+   </acceptors>
+   
+   <!-- Clustering configuration -->
+   <cluster-connections>
+      <cluster-connection name="my-cluster">
+         <address>jms</address>
+         <connector-ref>netty-connector</connector-ref>
+         <retry-interval>500</retry-interval>
+         <use-duplicate-detection>true</use-duplicate-detection>
+         <forward-when-no-consumers>true</forward-when-no-consumers>
+         <max-hops>1</max-hops>
+         <static-connectors allow-direct-connections-only="true">
+            <connector-ref>server2-connector</connector-ref>
+         </static-connectors>
+      </cluster-connection>
+   </cluster-connections>
+   
+   <!-- Other config -->
+
+   <security-settings>
+      <!--security for example queue-->
+      <security-setting match="jms.queue.exampleQueue">
+         <permission type="createDurableQueue" roles="guest"/>
+         <permission type="deleteDurableQueue" roles="guest"/>
+         <permission type="createNonDurableQueue" roles="guest"/>
+         <permission type="deleteNonDurableQueue" roles="guest"/>
+         <permission type="consume" roles="guest"/>
+         <permission type="send" roles="guest"/>
+      </security-setting>
+   </security-settings>
+
+</configuration>

Added: trunk/examples/jms/clustered-static-oneway/server1/hornetq-jms.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/hornetq-jms.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/hornetq-jms.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,31 @@
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-jms.xsd">
+   <!--the connection factory used by the example-->
+   <connection-factory name="ConnectionFactory">
+      <connectors>
+         <connector-ref connector-name="netty-connector"/>
+      </connectors>
+      <entries>
+         <entry name="ConnectionFactory"/>
+      </entries>
+
+      <ha>true</ha>
+      <!-- Pause 1 second between connect attempts -->
+      <retry-interval>1000</retry-interval>
+
+      <!-- Multiply subsequent reconnect pauses by this multiplier. This can be used to
+      implement an exponential back-off. For our purposes we just set to 1.0 so each reconnect
+      pause is the same length -->
+      <retry-interval-multiplier>1.0</retry-interval-multiplier>
+
+      <!-- Try reconnecting an unlimited number of times (-1 means "unlimited") -->
+      <reconnect-attempts>-1</reconnect-attempts>
+   </connection-factory>
+
+   <!--the queue used by the example-->
+   <queue name="exampleQueue">
+      <entry name="/queue/exampleQueue"/>
+   </queue>
+
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server1/hornetq-users.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/hornetq-users.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/hornetq-users.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,7 @@
+<configuration xmlns="urn:hornetq" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-users.xsd">
+   <!-- the default user.  this is used where username is null-->
+   <defaultuser name="guest" password="guest">
+      <role name="guest"/>
+   </defaultuser>
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server1/jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server1/jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server1/jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,2 @@
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server2/client-jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/client-jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/client-jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,16 @@
+#
+# Copyright 2009 Red Hat, Inc.
+#  Red Hat licenses this file to you under the Apache License, version
+#  2.0 (the "License"); you may not use this file except in compliance
+#  with the License.  You may obtain a copy of the License at
+#     http://www.apache.org/licenses/LICENSE-2.0
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+#  implied.  See the License for the specific language governing
+#  permissions and limitations under the License.
+#
+
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.provider.url=jnp://localhost:3099
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces

Added: trunk/examples/jms/clustered-static-oneway/server2/hornetq-beans.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/hornetq-beans.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/hornetq-beans.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<deployment xmlns="urn:jboss:bean-deployer:2.0">
+
+   <bean name="Naming" class="org.jnp.server.NamingBeanImpl"/>
+
+   <!-- JNDI server. Disable this if you don't want JNDI -->
+   <bean name="JNDIServer" class="org.jnp.server.Main">
+      <property name="namingInfo">
+         <inject bean="Naming"/>
+      </property>
+      <property name="port">3099</property>
+      <property name="bindAddress">localhost</property>
+      <property name="rmiPort">3098</property>
+      <property name="rmiBindAddress">localhost</property>
+   </bean>
+   
+   <!-- MBean server -->
+   <bean name="MBeanServer" class="javax.management.MBeanServer">
+      <constructor factoryClass="java.lang.management.ManagementFactory"
+                   factoryMethod="getPlatformMBeanServer"/>
+   </bean> 
+
+   <!-- The core configuration -->
+   <bean name="Configuration" class="org.hornetq.core.config.impl.FileConfiguration"/>
+
+	<!-- The security manager -->
+   <bean name="HornetQSecurityManager" class="org.hornetq.spi.core.security.HornetQSecurityManagerImpl">
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+
+	<!-- The core server -->
+   <bean name="HornetQServer" class="org.hornetq.core.server.impl.HornetQServerImpl">
+      <constructor>
+         <parameter>
+            <inject bean="Configuration"/>
+         </parameter>
+         <parameter>
+            <inject bean="MBeanServer"/>
+         </parameter>
+         <parameter>
+            <inject bean="HornetQSecurityManager"/>
+         </parameter>        
+      </constructor>
+      <start ignored="true"/>
+      <stop ignored="true"/>
+   </bean>
+   
+   <!-- The JMS server -->
+   <bean name="JMSServerManager" class="org.hornetq.jms.server.impl.JMSServerManagerImpl">
+      <constructor>         
+         <parameter>
+            <inject bean="HornetQServer"/>
+         </parameter>
+      </constructor>
+   </bean>
+
+</deployment>

Added: trunk/examples/jms/clustered-static-oneway/server2/hornetq-configuration.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/hornetq-configuration.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/hornetq-configuration.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,61 @@
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-configuration.xsd">
+   <clustered>true</clustered>
+
+   <!-- Connectors -->
+   <connectors>
+      <connector name="netty-connector">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyConnectorFactory</factory-class>
+         <param key="port" value="5447"/>
+      </connector>
+   </connectors>
+   
+   <!-- Acceptors -->
+   <acceptors>
+      <acceptor name="netty-acceptor">
+         <factory-class>org.hornetq.core.remoting.impl.netty.NettyAcceptorFactory</factory-class>
+         <param key="port" value="5447"/>
+      </acceptor>
+   </acceptors>
+   
+   <!-- Clustering configuration -->
+   <cluster-connections>
+      <cluster-connection name="my-cluster">
+         <address>jms</address>
+         <connector-ref>netty-connector</connector-ref>
+         <retry-interval>500</retry-interval>
+         <use-duplicate-detection>true</use-duplicate-detection>
+         <forward-when-no-consumers>true</forward-when-no-consumers>
+         <max-hops>2</max-hops>
+      </cluster-connection>
+   </cluster-connections>
+   
+   <!-- Other config -->
+
+   <security-settings>
+      <!--security for example queue-->
+      <security-setting match="jms.queue.exampleQueue">
+         <permission type="createDurableQueue" roles="guest"/>
+         <permission type="deleteDurableQueue" roles="guest"/>
+         <permission type="createNonDurableQueue" roles="guest"/>
+         <permission type="deleteNonDurableQueue" roles="guest"/>
+         <permission type="consume" roles="guest"/>
+         <permission type="send" roles="guest"/>
+      </security-setting>
+   </security-settings>
+
+</configuration>

Added: trunk/examples/jms/clustered-static-oneway/server2/hornetq-jms.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/hornetq-jms.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/hornetq-jms.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,45 @@
+<!--
+  ~ Copyright 2009 Red Hat, Inc.
+  ~  Red Hat licenses this file to you under the Apache License, version
+  ~  2.0 (the "License"); you may not use this file except in compliance
+  ~  with the License.  You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~  Unless required by applicable law or agreed to in writing, software
+  ~  distributed under the License is distributed on an "AS IS" BASIS,
+  ~  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  ~  implied.  See the License for the specific language governing
+  ~  permissions and limitations under the License.
+  -->
+
+<configuration xmlns="urn:hornetq"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-jms.xsd">
+   <!--the connection factory used by the example-->
+   <connection-factory name="ConnectionFactory">
+      <connectors>
+         <connector-ref connector-name="netty-connector"/>
+      </connectors>
+      <entries>
+         <entry name="ConnectionFactory"/>
+      </entries>
+
+       <ha>true</ha>
+      <!-- Pause 1 second between connect attempts -->
+      <retry-interval>1000</retry-interval>
+
+      <!-- Multiply subsequent reconnect pauses by this multiplier. This can be used to
+      implement an exponential back-off. For our purposes we just set to 1.0 so each reconnect
+      pause is the same length -->
+      <retry-interval-multiplier>1.0</retry-interval-multiplier>
+
+      <!-- Try reconnecting an unlimited number of times (-1 means "unlimited") -->
+      <reconnect-attempts>-1</reconnect-attempts>
+       
+   </connection-factory>
+
+   <!--the queue used by the example-->
+   <queue name="exampleQueue">
+      <entry name="/queue/exampleQueue"/>
+   </queue>
+
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server2/hornetq-users.xml
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/hornetq-users.xml	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/hornetq-users.xml	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,7 @@
+<configuration xmlns="urn:hornetq" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="urn:hornetq /schema/hornetq-users.xsd">
+   <!-- the default user.  this is used where username is null-->
+   <defaultuser name="guest" password="guest">
+      <role name="guest"/>
+   </defaultuser>
+</configuration>
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/server2/jndi.properties
===================================================================
--- trunk/examples/jms/clustered-static-oneway/server2/jndi.properties	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/server2/jndi.properties	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,15 @@
+#
+# Copyright 2009 Red Hat, Inc.
+#  Red Hat licenses this file to you under the Apache License, version
+#  2.0 (the "License"); you may not use this file except in compliance
+#  with the License.  You may obtain a copy of the License at
+#     http://www.apache.org/licenses/LICENSE-2.0
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+#  implied.  See the License for the specific language governing
+#  permissions and limitations under the License.
+#
+
+java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
+java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces
\ No newline at end of file

Added: trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/example/ClusterStaticOnewayExample.java
===================================================================
--- trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/example/ClusterStaticOnewayExample.java	                        (rev 0)
+++ trunk/examples/jms/clustered-static-oneway/src/org/hornetq/jms/example/ClusterStaticOnewayExample.java	2010-12-09 18:29:12 UTC (rev 10028)
@@ -0,0 +1,195 @@
+/*
+ * Copyright 2009 Red Hat, Inc.
+ *  Red Hat licenses this file to you under the Apache License, version
+ *  2.0 (the "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ *  implied.  See the License for the specific language governing
+ *  permissions and limitations under the License.
+ */
+package org.hornetq.jms.example;
+
+import org.hornetq.common.example.HornetQExample;
+
+import javax.jms.*;
+import javax.naming.InitialContext;
+
+/**
+ * A simple example that demonstrates server side load-balancing of messages between the queue instances on different 
+ * nodes of the cluster. The cluster is created from a static list of nodes.
+ *
+ * @author <a href="mailto:jmesnil at redhat.com">Jeff Mesnil</a>
+ */
+public class ClusterStaticOnewayExample extends HornetQExample
+{
+   public static void main(final String[] args)
+   {
+      new ClusterStaticOnewayExample().run(args);
+   }
+
+   @Override
+   public boolean runExample() throws Exception
+   {
+      Connection initialConnection = null;
+
+      Connection connection0 = null;
+
+      Connection connection1 = null;
+
+      Connection connection2 = null;
+
+      Connection connection3 = null;
+
+      InitialContext ic0 = null;
+      Thread.sleep(5000);
+      try
+      {
+         // Step 1. Get an initial context for looking up JNDI from server 0
+         ic0 = getContext(0);
+
+         // Step 2. Look-up the JMS Queue object from JNDI
+         Queue queue = (Queue)ic0.lookup("/queue/exampleQueue");
+
+         // Step 3. Look-up a JMS Connection Factory object from JNDI on server 0
+         ConnectionFactory cf0 = (ConnectionFactory)ic0.lookup("/ConnectionFactory");
+
+         //grab an initial connection and wait, in reality you wouldn't do it this way but since we want to ensure an
+         // equal load balance we do this and then create 4 connections round robined
+         initialConnection = cf0.createConnection();
+
+         Thread.sleep(2000);
+         // Step 6. We create a JMS Connection connection0 which is a connection to server 0
+         connection0 = cf0.createConnection();
+
+         // Step 7. We create a JMS Connection connection1 which is a connection to server 1
+         connection1 = cf0.createConnection();
+
+         // Step 6. We create a JMS Connection connection0 which is a connection to server 0
+         connection2 = cf0.createConnection();
+
+         // Step 7. We create a JMS Connection connection1 which is a connection to server 1
+         connection3 = cf0.createConnection();
+
+         // Step 8. We create a JMS Session on server 0
+         Session session0 = connection0.createSession(false, Session.AUTO_ACKNOWLEDGE);
+
+         // Step 9. We create a JMS Session on server 1
+         Session session1 = connection1.createSession(false, Session.AUTO_ACKNOWLEDGE);
+
+
+         // Step 8. We create a JMS Session on server 0
+         Session session2 = connection2.createSession(false, Session.AUTO_ACKNOWLEDGE);
+
+         // Step 9. We create a JMS Session on server 1
+         Session session3 = connection3.createSession(false, Session.AUTO_ACKNOWLEDGE);
+
+         // Step 10. We start the connections to ensure delivery occurs on them
+         connection0.start();
+
+         connection1.start();
+
+         connection2.start();
+
+         connection3.start();
+
+         // Step 11. We create JMS MessageConsumer objects on server 0 and server 1
+         MessageConsumer consumer0 = session0.createConsumer(queue);
+
+         MessageConsumer consumer1 = session1.createConsumer(queue);
+
+         MessageConsumer consumer2 = session2.createConsumer(queue);
+
+         MessageConsumer consumer3 = session3.createConsumer(queue);
+
+         Thread.sleep(2000);
+
+         // Step 12. We create a JMS MessageProducer object on server 3
+         MessageProducer producer = session3.createProducer(queue);
+
+         // Step 13. We send some messages to server 0
+
+         final int numMessages = 20;
+
+         for (int i = 0; i < numMessages; i++)
+         {
+            TextMessage message = session0.createTextMessage("This is text message " + i);
+
+            producer.send(message);
+
+            System.out.println("Sent message: " + message.getText());
+         }
+         Thread.sleep(2000);
+         // Step 14. We now consume those messages on *both* server 0 and server 1.
+         // We note the messages have been distributed between servers in a round robin fashion
+         // JMS Queues implement point-to-point message where each message is only ever consumed by a
+         // maximum of one consumer
+         int con0Node = getServer(connection0);
+         int con1Node = getServer(connection1);
+         int con2Node = getServer(connection2);
+         int con3Node = getServer(connection3);
+
+         if(con0Node + con1Node + con2Node + con3Node != 6)
+         {
+            return false;
+         }
+         for (int i = 0; i < numMessages; i += 4)
+         {
+            TextMessage message0 = (TextMessage)consumer0.receive(5000);
+
+            System.out.println("Got message: " + message0.getText() + " from node " + con0Node);
+
+            TextMessage message1 = (TextMessage)consumer1.receive(5000);
+
+            System.out.println("Got message: " + message1.getText() + " from node " + con1Node);
+
+            TextMessage message2 = (TextMessage)consumer2.receive(5000);
+
+            System.out.println("Got message: " + message2.getText() + " from node " + con2Node);
+
+            TextMessage message3 = (TextMessage)consumer3.receive(5000);
+
+            System.out.println("Got message: " + message3.getText() + " from node " + con3Node);
+         }
+
+         return true;
+      }
+      finally
+      {
+         // Step 15. Be sure to close our resources!
+
+         if (initialConnection != null)
+         {
+            initialConnection.close();
+         }
+
+         if (connection0 != null)
+         {
+            connection0.close();
+         }
+
+         if (connection1 != null)
+         {
+            connection1.close();
+         }
+
+         if (connection2 != null)
+         {
+            connection2.close();
+         }
+
+         if (connection3 != null)
+         {
+            connection3.close();
+         }
+
+         if (ic0 != null)
+         {
+            ic0.close();
+         }
+      }
+   }
+
+}



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