Java Hour getHours(Date t, Date baseDate)

Description

Get hours difference between two dates

License

Open Source License

Parameter

Parameter	Description
t	The time
baseDate	Base date

Return

The time delta value

Declaration

public static int getHours(Date t, Date baseDate) 

Method Source Code

//package com.java2s;
/* Copyright 2012 Yaqiang Wang,
* yaqiang.wang@gmail.com/*from w w w . ja  v  a2 s. co  m*/
* 
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at
* your option) any later version.
* 
* This library 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 Lesser
* General Public License for more details.
*/

import java.util.Calendar;
import java.util.Date;

public class Main {
    /**
     * Get hours difference between two dates
     *
     * @param t The time
     * @param baseDate Base date
     * @return The time delta value
     */
    public static int getHours(Date t, Date baseDate) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(baseDate);
        long sl = cal.getTimeInMillis();
        long el, delta;
        cal.setTime(t);
        el = cal.getTimeInMillis();
        delta = el - sl;
        int value = (int) (delta / (60 * 60 * 1000));

        return value;
    }
}

Related

1. getHourOfDay(final Date date)
2. getHourOfDayInAm(Date dt)
3. getHourOfWeek(Date dateIn)
4. getHours()
5. getHours()
6. getHours(final Date date)
7. getHours(java.util.Date _date)
8. getHoursByDate(Date date, int hours)
9. getHoursOfTowDiffDate(String p_startDate, String p_endDate)