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    copied!<p>Using the example JBoss NotificationListener and assuming an EJB3 MDB deploymentas follows:</p> <ul> <li><strong>EAR</strong>: myear.ear</li> <li><strong>JAR</strong>: myjar.jar</li> <li><strong>MDB Name</strong>: MyMDB</li> </ul> <p>the deployment descriptor for the listener MBean would be like this:</p> <pre><code> &lt;server&gt; &lt;mbean code="jboss.example.NotificationListener" name="jboss.example:name=NotificationListener"&gt; &lt;attribute name="SubscriptionList"&gt; &lt;subscription-list&gt; &lt;mbean name="jboss.j2ee:ear=myear.ear,jar=myjar.jar,service=EJB3,name=MyMDB" handback="MyMDB"&gt; &lt;notification type="jmx.attribute.change"&gt; &lt;/mbean&gt; &lt;/subscription-list&gt; &lt;/attribute&gt; &lt;/mbean&gt; &lt;/server&gt; </code></pre> <p>If you were to simply log the <strong>toString</strong> of the notification when stopping the MDB, it would look something like this:</p> <p><strong>State 3 (Started) --> State 1 (Stopping)</strong></p> <pre><code> NOTIFICATION:&lt;javax.management.AttributeChangeNotification@60de8209 attributeName=State attributeType=java.lang.Integer **oldValue=3 newValue=1 type=jmx.attribute.change** sequenceNumber=7 timeStamp=1305033720266 userData=null message=MdbDelegateWrapper stopping source=jboss.j2ee:ear=myear.ear,jar=myear.jar,name=MyMDB,service=EJB3 source=jboss.j2ee:ear=myear.ear,jar=myear.jar,name=MyMDB,service=EJB3&gt; </code></pre> <p><strong>State 1 (Stopping) --> State 0 (Stopped)</strong></p> <pre><code>NOTIFICATION:&lt;javax.management.AttributeChangeNotification@296e41ab attributeName=State attributeType=java.lang.Integer **oldValue=1 newValue=0 type=jmx.attribute.change** sequenceNumber=8 timeStamp=1305033720320 userData=null message=MdbDelegateWrapper stopped source=jboss.j2ee:ear=myear.ear,jar=myear.jar,name=MyMDB,service=EJB3 source=jboss.j2ee:ear=myear.ear,jar=myear.jar,name=MyMDB,service=EJB3&gt; </code></pre>
 

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