/*
 * Copyright 2014 Open Networking Laboratory
 *
 * 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.onlab.onos.store.host.impl;

import static org.slf4j.LoggerFactory.getLogger;

import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Deactivate;
import org.apache.felix.scr.annotations.Service;
import org.onlab.onos.net.HostId;
import org.onlab.onos.net.host.HostClockService;
import org.onlab.onos.store.Timestamp;
import org.onlab.onos.store.impl.WallClockTimestamp;
import org.slf4j.Logger;

/**
 * HostClockService to issue Timestamps based on local wallclock time.
 */
@Component(immediate = true)
@Service
public class HostClockManager implements HostClockService {

    private final Logger log = getLogger(getClass());

    @Activate
    public void activate() {
        log.info("Started");
    }

    @Deactivate
    public void deactivate() {
        log.info("Stopped");
    }

    @Override
    public Timestamp getTimestamp(HostId hostId) {
        return new WallClockTimestamp();
    }
}