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/*
 * Mobius Software LTD
 * Copyright 2019, Mobius Software LTD and individual contributors
 * by the @authors tag.
 *
 * This program is free software: you can redistribute it and/or modify
 * under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation; either version 3 of
 * the License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see 
 */

package org.restcomm.protocols.ss7.commonapp.api.smstpdu;


import com.mobius.software.telco.protocols.ss7.asn.exceptions.ASNParsingException;

import io.netty.buffer.ByteBuf;

/**
 * The TP-Service-Centre-Time-Stamp field is given in semi-octet representation, and represents the local time in the following
 * way:
 *
 * Year: Month: Day: Hour: Minute: Second: Time Zone Digits: 2 2 2 2 2 2 2 (Semi-octets)
 *
 * The Time Zone indicates the difference, expressed in quarters of an hour, between the local time and GMT. In the first of the
 * two semi-octets, the first bit (bit 3 of the seventh octet of the TP-Service-Centre-Time-Stamp field) represents the
 * algebraic sign of this difference (0: positive, 1: negative).
 *
 * @author sergey vetyutnev
 * @author yulianoifa
 *
 */
public interface AbsoluteTimeStamp {

    int getYear();

    int getMonth();

    int getDay();

    int getHour();

    int getMinute();

    int getSecond();

    /**
     * @return the timeZone in in quarters of an hour
     */
    int getTimeZone();

    void encodeData(ByteBuf buffer) throws ASNParsingException;

}