/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2010-2011 The OpenNMS Group, Inc.
* OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
*
* OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
*
* OpenNMS(R) is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* OpenNMS(R) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenNMS(R). If not, see:
* http://www.gnu.org/licenses/
*
* For more information contact:
* OpenNMS(R) Licensing <license@opennms.org>
* http://www.opennms.org/
* http://www.opennms.com/
*******************************************************************************/
package org.opennms.netmgt.poller.remote;
import java.util.Date;
/**
* DefaultTimeAdjustment
*
* @author brozow
*/
public class DefaultTimeAdjustment implements TimeAdjustment {
private long m_offset = 0;
public void setMasterTime(long timeInMillis) {
if (timeInMillis > 0) {
m_offset = System.currentTimeMillis() - timeInMillis;
}
}
public long adjustTimeToMasterTime(long localTime) {
return localTime - m_offset;
}
public Date adjustDateToMasterDate(Date localDate) {
return new Date(adjustTimeToMasterTime(localDate.getTime()));
}
}