/*
* 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.mosgi.managedelements.bundlesprobes;
/**
* TODO : Should listen to Agent Service lifecycle
* Need to change ObjectName
* Should listen to serviceLifecycle
**/
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.Vector;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.ObjectName;
import javax.management.NotificationBroadcasterSupport;
import javax.management.AttributeChangeNotification;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleEvent;
import org.osgi.framework.BundleException;
import org.osgi.framework.BundleListener;
import org.osgi.framework.Constants;
import org.osgi.framework.ServiceEvent;
import org.osgi.framework.ServiceListener;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.log.LogService;
public class BundlesProbes extends NotificationBroadcasterSupport implements BundleActivator, BundlesProbesMBean, ServiceListener, BundleListener {
private String version = null;
private static String TAB_NAME_STRING="TabUI:name=BundlesProbes";
private ObjectName tabName = null;
private MBeanServer server = null;
private BundleContext bc = null;
private ServiceRegistration sr = null;
////////////////////////////////////////////////////////
// TabIfc (from BundlesProbesMBean) //
////////////////////////////////////////////////////////
public String getBundleName() {
return this.bc.getProperty("mosgi.jmxconsole.tab.url.bundlesprobestab");
}
////////////////////////////////////////////////////////
// BundleActivator //
////////////////////////////////////////////////////////
public void start(BundleContext context) throws Exception {
this.bc=context;
this.log(LogService.LOG_INFO, "Starting BundlesProbe MBean " + this.version,null);
java.util.Properties p = new java.util.Properties();
p.put(org.apache.felix.mosgi.jmx.agent.Constants.OBJECTNAME, TAB_NAME_STRING);
this.sr = this.bc.registerService(BundlesProbesMBean.class.getName(), this, p);
this.log(LogService.LOG_INFO, "BundlesProbes MBean "+this.version+" started", null);
}
public void stop(BundleContext context) {
this.log(LogService.LOG_INFO, "Stopping BundlesProbes MBean "+this.version, null);
this.sr.unregister();
this.sr=null;
this.log(LogService.LOG_INFO, "BundlesProbes MBean "+this.version+" stopped", null);
this.bc=null;
}
////////////////////////////////////////////////////////
// BundlesProbesMBean //
////////////////////////////////////////////////////////
public Vector bundleList() {
Bundle[] bl = this.bc.getBundles();
Vector bundleList = new Vector();
Vector bundle = null;
for (int i = 0; i < bl.length; i++) {
bundle = new Vector();
String enum1 = (String) bl[i].getHeaders().get(Constants.BUNDLE_NAME);
long id = bl[i].getBundleId();
bundle.add(new Long(id));
int state = bl[i].getState();
switch (state) {
case Bundle.ACTIVE:
bundle.add(new String("ACTIVE"));
break;
case Bundle.INSTALLED:
bundle.add(new String("INSTALLED"));
break;
case Bundle.RESOLVED:
bundle.add(new String("RESOLVED"));
break;
case Bundle.UNINSTALLED:
bundle.add(new String("UNINSTALLED"));
break;
default:
bundle.add(new String("RESOLVED"));
}
bundle.add(enum1);
bundleList.add(bundle);
}
return bundleList;
}
public void startService(Long [] id) {
try {
bc.getBundle(id[0].longValue()).start();
} catch (BundleException e) {
e.printStackTrace();
}
}
public void stopService(Long [] id) {
try {
bc.getBundle(id[0].longValue()).stop();
} catch (BundleException e) {
e.printStackTrace();
}
}
public void install(String location) {
try {
bc.installBundle(location);
} catch (BundleException e) {
e.printStackTrace();
}
}
public void uninstall(Long [] id) {
try {
bc.getBundle(id[0].longValue()).uninstall();
} catch (BundleException e) {
e.printStackTrace();
}
}
public void update(Long [] id) {
try {
bc.getBundle(id[0].longValue()).update();
} catch (BundleException e) {
e.printStackTrace();
}
}
////////////////////////////////////////////////////////
// ServiceListener //
////////////////////////////////////////////////////////
public void serviceChanged(ServiceEvent event) {
ServiceReference sref=event.getServiceReference();
Object service=bc.getService(sref);
if (this.server==null && event.getType()==ServiceEvent.REGISTERED && service instanceof MBeanServer){
//this.connectToAgent(sref);
}
if (this.server!=null){
if(event.getType()==ServiceEvent.UNREGISTERING && service instanceof MBeanServer){
//this.disconnectFromAgent();
}else{
this.sendRemoteNotification(ServiceEvent.class.getName(),sref.getBundle().getBundleId(), event.getType(), (String)sref.getBundle().getHeaders().get(Constants.BUNDLE_NAME));
}
}
}
////////////////////////////////////////////////////////
// BundleListener //
////////////////////////////////////////////////////////
public void bundleChanged(BundleEvent event) {
if (this.server!=null){
Bundle b=event.getBundle();
//SFR this.sendRemoteNotification(BundleEvent.class.getName(), b.getBundleId(), b.getState(), (String)b.getHeaders().get(Constants.BUNDLE_NAME));
System.out.println("Evenement bundle "+b.getBundleId()+" : "+event.getType());
this.sendRemoteNotification(BundleEvent.class.getName(), b.getBundleId(), event.getType(), (String)b.getHeaders().get(Constants.BUNDLE_NAME));
}
}
private void sendRemoteNotification(String className, long id, int type, String name){
StringBuffer str = new StringBuffer(className);
str.append(":");
str.append(id);
str.append(":");
str.append(type);
str.append(":");
str.append(name);
super.sendNotification(new AttributeChangeNotification(this.tabName, 0, 0,str.toString(),null, "Bundle", null, null));
}
private void log(int prio, String message, Throwable t){
if (this.bc!=null){
ServiceReference logSR=this.bc.getServiceReference(LogService.class.getName());
if (logSR!=null){
((LogService)this.bc.getService(logSR)).log(prio, message, t);
}else{
System.out.println("No Log Service");
}
}else{
System.out.println(this.getClass().getName()+".log: No bundleContext");
}
}
}