Java TimeZone Get getMilitaryTimeZoneCharacter(TimeZone tz)

Description

get Military Time Zone Character

License

Apache License

Declaration

private static char getMilitaryTimeZoneCharacter(TimeZone tz) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright 2013-2014 Esri//w  w w  .  j  a  va 2  s  . c  o  m
 * 
 *  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.
 ******************************************************************************/

import java.util.TimeZone;

public class Main {
    private static final int MILLISECONDS_IN_HOUR = 60 * 60 * 1000;

    private static char getMilitaryTimeZoneCharacter(TimeZone tz) {
        int offset = tz.getOffset(System.currentTimeMillis());
        //If it's not a whole number of hours, just return 'J'
        int offsetHours = offset / MILLISECONDS_IN_HOUR;
        if (0 != offset % MILLISECONDS_IN_HOUR || 12 < offsetHours || -12 > offsetHours) {
            return 'J';
        } else {
            if (0 == offsetHours) {
                return 'Z';
            } else if (0 < offsetHours) {
                char c = (char) ('A' + offsetHours - 1);
                if ('J' <= c) {
                    c += 1;
                }
                return c;
            } else {
                return (char) ('N' - offsetHours - 1);
            }
        }
    }
}

Related

1. getHostDefaultValues()
2. getHourPart(TimeZone timeZone)
3. getJapanTimeZone()
4. getMediumDisplayDate(Date moment, TimeZone tz, Locale inLocale)
5. getMicrosoftTimeZoneName(TimeZone timeZone)
6. getMillis(TimeZone tz, int year, int month, int day, int hour, int minute, int second, int millis)
7. getMoscowCalendar()
8. getMoscowTimeZone()
9. getNextHour(final String timezone)