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/*******************************************************************************
* Copyright (c) 2005, 2018 IBM Corporation.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.internal.event.mapper;
import java.util.HashMap;
import java.util.Map;
import org.osgi.framework.ServiceEvent;
import org.osgi.framework.ServiceReference;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventAdmin;
/**
* @version $Revision: 1.3 $
*/
public class ServiceEventAdapter extends EventAdapter {
// constants for Event topic substring
public static final String HEADER = "org/osgi/framework/ServiceEvent"; //$NON-NLS-1$
public static final String UNREGISTERING = "UNREGISTERING"; //$NON-NLS-1$
public static final String MODIFIED = "MODIFIED"; //$NON-NLS-1$
public static final String REGISTERED = "REGISTERED"; //$NON-NLS-1$
private ServiceEvent event;
public ServiceEventAdapter(ServiceEvent event, EventAdmin eventAdmin) {
super(eventAdmin);
this.event = event;
}
@Override
public Event convert() {
String typename = null;
switch (event.getType()) {
case ServiceEvent.REGISTERED :
typename = REGISTERED;
break;
case ServiceEvent.MODIFIED :
typename = MODIFIED;
break;
case ServiceEvent.UNREGISTERING :
typename = UNREGISTERING;
break;
default :
return null;
}
String topic = HEADER + Constants.TOPIC_SEPARATOR + typename;
Map<String, Object> properties = new HashMap<>();
ServiceReference<?> ref = event.getServiceReference();
if (ref != null) {
putServiceReferenceProperties(properties, ref);
}
properties.put(Constants.EVENT, event);
Event converted = new Event(topic, properties);
return converted;
}
}