/*
 * Copyright (c) 2014 Cisco Systems, Inc. and others.  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
 */
package org.opendaylight.controller.configpusherfeature;

import org.opendaylight.controller.config.persist.api.ConfigPusher;
import org.opendaylight.controller.configpusherfeature.internal.ConfigPusherCustomizer;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.util.tracker.ServiceTracker;

public class ConfigPusherFeatureActivator implements BundleActivator {
    private BundleContext bc = null;
    private ConfigPusherCustomizer cpc = null;
    private ServiceTracker<ConfigPusher, ConfigPusher> cpst = null;

    public void start(final BundleContext context) throws Exception {
        bc = context;
        cpc = new ConfigPusherCustomizer();
        cpst = new ServiceTracker<>(bc, ConfigPusher.class.getName(), cpc);
        cpst.open();
    }

    public void stop(final BundleContext context) throws Exception {
        if (cpst != null) {
            cpst.close();
            cpst = null;
        }
        if (cpc != null) {
            cpc.close();
            cpc = null;
        }
        bc = null;
    }
}