FELIX-2349: JMX notifications

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@952712 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/karaf/features/management/pom.xml b/karaf/features/management/pom.xml
index c5d8020..82da799 100644
--- a/karaf/features/management/pom.xml
+++ b/karaf/features/management/pom.xml
@@ -70,6 +70,11 @@
         </dependency>
 
         <dependency>
+            <groupId>org.apache.felix.karaf</groupId>
+            <artifactId>org.apache.felix.karaf.management</artifactId>
+        </dependency>
+
+        <dependency>
             <groupId>org.springframework.osgi</groupId>
             <artifactId>spring-osgi-core</artifactId>
             <scope>test</scope>
diff --git a/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/FeaturesServiceMBeanImpl.java b/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/FeaturesServiceMBeanImpl.java
index c7b37b4..f7b49de 100644
--- a/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/FeaturesServiceMBeanImpl.java
+++ b/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/FeaturesServiceMBeanImpl.java
@@ -13,39 +13,40 @@
  */
 package org.apache.felix.karaf.features.management.internal;
 
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Hashtable;
 import java.util.List;
-import java.util.Arrays;
-import java.util.ArrayList;
-import java.net.URI;
 
+import javax.management.MBeanNotificationInfo;
 import javax.management.MBeanRegistration;
 import javax.management.MBeanServer;
+import javax.management.Notification;
 import javax.management.NotificationBroadcasterSupport;
 import javax.management.ObjectName;
-import javax.management.Notification;
+import javax.management.StandardEmitterMBean;
 import javax.management.openmbean.TabularData;
 
+import org.apache.felix.karaf.features.Feature;
+import org.apache.felix.karaf.features.FeatureEvent;
+import org.apache.felix.karaf.features.FeaturesListener;
+import org.apache.felix.karaf.features.FeaturesService;
+import org.apache.felix.karaf.features.Repository;
+import org.apache.felix.karaf.features.RepositoryEvent;
 import org.apache.felix.karaf.features.management.FeaturesServiceMBean;
 import org.apache.felix.karaf.features.management.codec.JmxFeature;
 import org.apache.felix.karaf.features.management.codec.JmxFeatureEvent;
 import org.apache.felix.karaf.features.management.codec.JmxRepository;
 import org.apache.felix.karaf.features.management.codec.JmxRepositoryEvent;
-import org.apache.felix.karaf.features.FeaturesListener;
-import org.apache.felix.karaf.features.FeatureEvent;
-import org.apache.felix.karaf.features.RepositoryEvent;
-import org.apache.felix.karaf.features.FeaturesService;
-import org.apache.felix.karaf.features.Feature;
-import org.apache.felix.karaf.features.Repository;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceRegistration;
 
 /**
- *
+ * Implementation of {@link FeaturesServiceMBean}.
  */
-
-public class FeaturesServiceMBeanImpl extends NotificationBroadcasterSupport
-                                      implements MBeanRegistration, FeaturesServiceMBean {
+public class FeaturesServiceMBeanImpl extends StandardEmitterMBean implements
+    MBeanRegistration, FeaturesServiceMBean {
 
     private ServiceRegistration registration;
 
@@ -59,50 +60,31 @@
 
     private FeaturesService featuresService;
 
-    /*
-     * (non-Javadoc)
-     *
-     * @see javax.management.MBeanRegistration#preRegister(javax.manamement.MBeanServer, javax.management.ObjectName)
-     */
-	public ObjectName preRegister(MBeanServer server, ObjectName name) throws Exception {
-		objectName = name;
-		this.server = server;
-		return name;
-	}
-
-	/*
-	 * (non-Javadoc)
-	 *
-	 * @see javax.management.MBeanRegistration#postRegister(java.lang.Boolean)
-	 */
-	public void postRegister(Boolean registrationDone) {
-        registration = bundleContext.registerService(
-                            FeaturesListener.class.getName(),
-                            getFeaturesListener(),
-                            new Hashtable());
-	}
-
-	/*
-	 * (non-Javadoc)
-	 *
-	 * @see javax.management.MBeanRegistration#preDeregister()
-	 */
-	public void preDeregister() throws Exception {
-        registration.unregister();
-	}
-
-    /*
-     * (non-Javadoc)
-     *
-     * @see javax.management.MBeanRegistration#postDeregister()
-     */
-    public void postDeregister() {
+    public FeaturesServiceMBeanImpl() {
+        super(FeaturesServiceMBean.class, new NotificationBroadcasterSupport(
+            getBroadcastInfo()));
     }
 
-    /*
-     * (non-Javadoc)
-     *
-     * @see org.apache.felix.karaf.features.management.FeaturesServiceMBean#getFeatures()
+    @Override
+    public ObjectName preRegister(MBeanServer server, ObjectName name) throws Exception {
+        objectName = name;
+        this.server = server;
+        return name;
+    }
+
+    @Override
+    public void postRegister(Boolean registrationDone) {
+        registration = bundleContext.registerService(FeaturesListener.class.getName(),
+            getFeaturesListener(), new Hashtable());
+    }
+
+    @Override
+    public void preDeregister() throws Exception {
+        registration.unregister();
+    }
+
+    /**
+     * {@inheritDoc}
      */
     public TabularData getFeatures() throws Exception {
         try {
@@ -120,10 +102,8 @@
         }
     }
 
-    /*
-     * (non-Javadoc)
-     *
-     * @see org.apache.felix.karaf.features.management.FeaturesServiceMBean#getRepositories()
+    /**
+     * {@inheritDoc}
      */
     public TabularData getRepositories() throws Exception {
         try {
@@ -191,4 +171,14 @@
         };
     }
 
+
+    private static MBeanNotificationInfo[] getBroadcastInfo() {
+        String type = Notification.class.getCanonicalName();
+        MBeanNotificationInfo info1 = new MBeanNotificationInfo(new String[] {FEATURE_EVENT_EVENT_TYPE},
+            type, "Some features notification");
+        MBeanNotificationInfo info2 = new MBeanNotificationInfo(new String[] {REPOSITORY_EVENT_EVENT_TYPE},
+            type, "Some repository notification");
+        return new MBeanNotificationInfo[] {info1, info2};
+    }
+
 }
\ No newline at end of file
diff --git a/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/MBeanRegistrer.java b/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/MBeanRegistrer.java
deleted file mode 100644
index 1dbac81..0000000
--- a/karaf/features/management/src/main/java/org/apache/felix/karaf/features/management/internal/MBeanRegistrer.java
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * 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.felix.karaf.features.management.internal;
-
-import java.util.Map;
-
-import javax.management.MBeanServer;
-import javax.management.ObjectName;
-import javax.management.MBeanRegistrationException;
-import javax.management.InstanceNotFoundException;
-import javax.management.MalformedObjectNameException;
-import javax.management.NotCompliantMBeanException;
-import javax.management.InstanceAlreadyExistsException;
-import javax.management.JMException;
-
-public class MBeanRegistrer {
-
-    private MBeanServer mbeanServer;
-
-    private Map<Object, String> mbeans;
-
-    public void setMbeans(Map<Object, String> mbeans) {
-        this.mbeans = mbeans;
-    }
-
-    public void registerMBeanServer(MBeanServer mbeanServer) throws JMException {
-        if (this.mbeanServer != mbeanServer) {
-            unregisterMBeans();
-        }
-        this.mbeanServer = mbeanServer;
-        registerMBeans();
-    }
-
-    public void unregisterMBeanServer(MBeanServer mbeanServer) throws JMException {
-        unregisterMBeans();
-        this.mbeanServer = null;
-    }
-
-    public void init() throws Exception {
-        registerMBeans();
-    }
-
-    protected void registerMBeans() throws JMException {
-        if (mbeanServer != null && mbeans != null) {
-            for (Map.Entry<Object, String> entry : mbeans.entrySet()) {
-                String value = parseProperty(entry.getValue());
-                mbeanServer.registerMBean(entry.getKey(), new ObjectName(value));
-            }
-        }
-    }
-
-    protected void unregisterMBeans() throws JMException {
-        if (mbeanServer != null && mbeans != null) {
-            for (Map.Entry<Object, String> entry : mbeans.entrySet()) {
-                String value = parseProperty(entry.getValue());
-                mbeanServer.unregisterMBean(new ObjectName(value));
-            }
-        }
-    }
-
-    protected String parseProperty(String raw) {
-        if (raw.indexOf("${") > -1 && raw.indexOf("}", raw.indexOf("${")) > -1) {
-            String var = raw.substring(raw.indexOf("${") + 2, raw.indexOf("}"));
-            String val = System.getProperty(var);
-            if (val != null) {
-                raw = raw.replace("${" + var + "}", val);
-            }
-        }
-        return raw;
-    }
-}
diff --git a/karaf/features/management/src/main/resources/OSGI-INF/blueprint/features-management.xml b/karaf/features/management/src/main/resources/OSGI-INF/blueprint/features-management.xml
index 0d0626b..b8b221f 100644
--- a/karaf/features/management/src/main/resources/OSGI-INF/blueprint/features-management.xml
+++ b/karaf/features/management/src/main/resources/OSGI-INF/blueprint/features-management.xml
@@ -31,18 +31,11 @@
         <property name="featuresService" ref="featuresService" />
     </bean>
 
-    <bean id="mbeanRegister" class="org.apache.felix.karaf.features.management.internal.MBeanRegistrer">
+    <bean id="mbeanRegister" class="org.apache.felix.karaf.management.MBeanRegistrer">
         <property name="mbeans">
             <map>
-                <entry>
-                    <key>
-                        <bean class="javax.management.StandardMBean">
-                            <argument ref="mbeanImpl" />
-                            <argument value="org.apache.felix.karaf.features.management.FeaturesServiceMBean"/>
-                        </bean>
-                    </key>
-                    <value>org.apache.felix.karaf:type=features,name=${karaf.name}</value>
-                </entry>
+                <entry value="org.apache.felix.karaf:type=features,name=${karaf.name}"
+                    key-ref="mbeanImpl" />
             </map>
         </property>
     </bean>