eventadmin.bridge.configuration/src/main/java/org/apache/felix/eventadmin/bridge/configuration/Activator.java

/*
 *   Copyright 2006 The Apache Software Foundation
 *
 *   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.apache.felix.eventadmin.bridge.configuration;

import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;

/**
 * The BundleActivator that will register an ConfigurationEventListener service
 * with the framework on start. Subsequently, ConfigurationEvents will be
 * bridged to available EventAdmin services (as per spec).
 * 
 * @author <a href="mailto:felix-dev@incubator.apache.org">Felix Project Team</a>
 */
public class Activator implements BundleActivator
{
    /**
     * This registers an ConfigurationEventListener service with the framework
     * that bridges ConfigurationEvents to the EventAdmin.
     * 
     * @param context
     *            The context to use
     * 
     * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
     */
    public void start(final BundleContext context) throws Exception
    {
        new ConfigurationEventToEventAdminBridge(context);
    }

    /**
     * Stop the bridging of ConfigurationEvents to the EventAdmin.
     * 
     * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
     */
    public void stop(final BundleContext context) throws Exception
    {
        // Services are unregistered by the framework
    }
}