1 files changed, 106 insertions, 0 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/management/AMQManagedObject.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/management/AMQManagedObject.java
new file mode 100644
index 0000000000..c4ffcd26bf
--- /dev/null
+++ b/qpid/java/broker/src/main/java/org/apache/qpid/server/management/AMQManagedObject.java
@@ -0,0 +1,106 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF 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.apache.qpid.server.management;
+
+import org.apache.qpid.server.logging.actors.ManagementActor;
+import org.apache.qpid.server.logging.actors.CurrentActor;
+import org.apache.qpid.server.logging.LogActor;
+
+import javax.management.ListenerNotFoundException;
+import javax.management.MBeanInfo;
+import javax.management.MBeanNotificationInfo;
+import javax.management.NotCompliantMBeanException;
+import javax.management.NotificationBroadcaster;
+import javax.management.NotificationBroadcasterSupport;
+import javax.management.NotificationFilter;
+import javax.management.NotificationListener;
+
+/**
+ * This class provides additinal feature of Notification Broadcaster to the
+ * DefaultManagedObject.
+ * @author  Bhupendra Bhardwaj
+ * @version 0.1
+ */
+public abstract class AMQManagedObject extends DefaultManagedObject
+                                       implements NotificationBroadcaster
+{
+    /**
+     * broadcaster support class
+     */
+    protected NotificationBroadcasterSupport _broadcaster = new NotificationBroadcasterSupport();
+
+    /**
+     * sequence number for notifications
+     */
+    protected long _notificationSequenceNumber = 0;
+
+    protected MBeanInfo _mbeanInfo;
+
+    protected LogActor _logActor;
+
+    protected AMQManagedObject(Class<?> managementInterface, String typeName)
+        throws NotCompliantMBeanException
+    {
+        super(managementInterface, typeName);
+        // CurrentActor will be defined as these objects are created during
+        // broker startup.
+        _logActor = new ManagementActor(CurrentActor.get().getRootMessageLogger());
+        buildMBeanInfo();
+    }
+
+    @Override
+    public MBeanInfo getMBeanInfo()
+    {
+        return _mbeanInfo;
+    }
+    
+    private void buildMBeanInfo() throws NotCompliantMBeanException
+    {
+        _mbeanInfo = new MBeanInfo(this.getClass().getName(),
+                      MBeanIntrospector.getMBeanDescription(this.getClass()),
+                      MBeanIntrospector.getMBeanAttributesInfo(getManagementInterface()),
+                      MBeanIntrospector.getMBeanConstructorsInfo(this.getClass()),
+                      MBeanIntrospector.getMBeanOperationsInfo(getManagementInterface()),
+                      this.getNotificationInfo());
+    }
+
+
+
+    // notification broadcaster implementation
+
+    public void addNotificationListener(NotificationListener listener,
+                                        NotificationFilter filter,
+                                        Object handback)
+    {
+        _broadcaster.addNotificationListener(listener, filter, handback);
+    }
+
+    public void removeNotificationListener(NotificationListener listener)
+        throws ListenerNotFoundException
+    {
+        _broadcaster.removeNotificationListener(listener);
+    }
+
+    public MBeanNotificationInfo[] getNotificationInfo()
+    {
+        return null;
+    } 
+}