/*
* Copyright 2010 NCHOVY
*
* Licensed 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.araqne.log.api.impl;
import org.araqne.log.api.LoggerFactory;
import org.araqne.log.api.LoggerFactoryRegistryEventListener;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.util.tracker.ServiceTracker;
public class LoggerFactoryTracker extends ServiceTracker {
private BundleContext bc;
private LoggerFactoryRegistryEventListener listener;
public LoggerFactoryTracker(BundleContext bc, LoggerFactoryRegistryEventListener listener) {
super(bc, LoggerFactory.class.getName(), null);
this.bc = bc;
this.listener = listener;
}
@Override
public Object addingService(ServiceReference reference) {
LoggerFactory loggerFactory = (LoggerFactory) super.addingService(reference);
loggerFactory.onStart(bc);
listener.factoryAdded(loggerFactory);
return loggerFactory;
}
@Override
public void removedService(ServiceReference reference, Object service) {
LoggerFactory loggerFactory = (LoggerFactory) service;
loggerFactory.onStop();
listener.factoryRemoved(loggerFactory);
super.removedService(reference, service);
}
}