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/*******************************************************************************
* Copyright (c) 2002, 2005 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.wireadmin;
import org.osgi.framework.*;
import org.osgi.service.wireadmin.Producer;
import org.osgi.util.tracker.ServiceTrackerCustomizer;
public class ProducersCustomizer implements ServiceTrackerCustomizer {
protected BundleContext context;
protected WireAdmin wireAdmin;
public ProducersCustomizer(BundleContext context, WireAdmin wireAdmin) {
this.context = context;
this.wireAdmin = wireAdmin;
}
/**
* @see ServiceTrackerCustomizer#addingService(ServiceReference)
*/
public Object addingService(ServiceReference reference) {
Producer service = (Producer) context.getService(reference);
String pid = (String) reference.getProperty("service.pid"); //$NON-NLS-1$
try {
//if a wire contains this producer, the wire notifies it
if (wireAdmin.getWires(wireAdmin.producerFilter + pid + ")") == null) { //$NON-NLS-1$
wireAdmin.notifyProducer(service, pid);
}
} catch (InvalidSyntaxException ex) {
ex.printStackTrace();
}
return (service);
}
/**
* @see ServiceTrackerCustomizer#modifiedService(ServiceReference, Object)
*/
public void modifiedService(ServiceReference reference, Object service) {
//do nothing
}
/**
* @see ServiceTrackerCustomizer#removedService(ServiceReference, Object)
*/
public void removedService(ServiceReference reference, Object service) {
context.ungetService(reference);
}
}
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