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//
// ========================================================================
// Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.osgi.boot.utils;
import java.util.Dictionary;
import java.util.Hashtable;
import org.osgi.framework.Bundle;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.ServiceReference;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventAdmin;
/**
* EventSender
*
* Utility class for emiting OSGi EventAdmin events
*
*/
public class EventSender
{
//OSGi Event Admin events for webapps
public static final String DEPLOYING_EVENT = "org/osgi/service/web/DEPLOYING";
public static final String DEPLOYED_EVENT = "org/osgi/service/web/DEPLOYED";
public static final String UNDEPLOYING_EVENT = "org/osgi/service/web/UNDEPLOYING";
public static final String UNDEPLOYED_EVENT = "org/osgi/service/web/UNDEPLOYED";
public static final String FAILED_EVENT = "org/osgi/service/web/FAILED";
private static final EventSender __instance = new EventSender();
private Bundle _myBundle;
private EventAdmin _eventAdmin;
/* ------------------------------------------------------------ */
/**
*
*/
private EventSender ()
{
_myBundle = FrameworkUtil.getBundle(EventSender.class);
ServiceReference ref = _myBundle.getBundleContext().getServiceReference(EventAdmin.class.getName());
if (ref != null)
_eventAdmin = (EventAdmin)_myBundle.getBundleContext().getService(ref);
}
/* ------------------------------------------------------------ */
/**
* @return
*/
public static EventSender getInstance()
{
return __instance;
}
/* ------------------------------------------------------------ */
/**
* @param topic
* @param wab
* @param contextPath
*/
public void send (String topic, Bundle wab, String contextPath)
{
if (topic==null || wab==null || contextPath==null)
return;
send(topic, wab, contextPath, null);
}
/* ------------------------------------------------------------ */
/**
* @param topic
* @param wab
* @param contextPath
* @param ex
*/
public void send (String topic, Bundle wab, String contextPath, Exception ex)
{
if (_eventAdmin == null)
return;
Dictionary<String,Object> props = new Hashtable<String,Object>();
props.put("bundle.symbolicName", wab.getSymbolicName());
props.put("bundle.id", wab.getBundleId());
props.put("bundle", wab);
props.put("bundle.version", wab.getVersion());
props.put("context.path", contextPath);
props.put("timestamp", System.currentTimeMillis());
props.put("extender.bundle", _myBundle);
props.put("extender.bundle.symbolicName", _myBundle.getSymbolicName());
props.put("extender.bundle.id", _myBundle.getBundleId());
props.put("extender.bundle.version", _myBundle.getVersion());
if (FAILED_EVENT.equalsIgnoreCase(topic) && ex != null)
props.put("exception", ex);
_eventAdmin.sendEvent(new Event(topic, props));
}
}
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