get Offset Minutes - Android java.util

Android examples for java.util:Minute

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Description

get Offset Minutes

Demo Code


//package com.java2s;

import java.util.Calendar;

public class Main {

    public static int getOffectMinutes(long date1, long date2) {
        Calendar calendar1 = Calendar.getInstance();
        calendar1.setTimeInMillis(date1);
        Calendar calendar2 = Calendar.getInstance();
        calendar2.setTimeInMillis(date2);
        int m1 = calendar1.get(Calendar.MINUTE);
        int m2 = calendar2.get(Calendar.MINUTE);
        int h = getOffectHour(date1, date2);
        int m = 0;
        m = m1 - m2 + h * 60;//ww w .  j a v  a2 s.  co  m
        return m;
    }

    public static int getOffectHour(long date1, long date2) {
        Calendar calendar1 = Calendar.getInstance();
        calendar1.setTimeInMillis(date1);
        Calendar calendar2 = Calendar.getInstance();
        calendar2.setTimeInMillis(date2);
        int h1 = calendar1.get(Calendar.HOUR_OF_DAY);
        int h2 = calendar2.get(Calendar.HOUR_OF_DAY);
        int h = 0;
        int day = getOffectDay(date1, date2);
        h = h1 - h2 + day * 24;
        return h;
    }

    public static int getOffectDay(long milliseconds1, long milliseconds2) {
        Calendar calendar1 = Calendar.getInstance();
        calendar1.setTimeInMillis(milliseconds1);
        Calendar calendar2 = Calendar.getInstance();
        calendar2.setTimeInMillis(milliseconds2);

        int y1 = calendar1.get(Calendar.YEAR);
        int y2 = calendar2.get(Calendar.YEAR);
        int d1 = calendar1.get(Calendar.DAY_OF_YEAR);
        int d2 = calendar2.get(Calendar.DAY_OF_YEAR);
        int maxDays = 0;
        int day = 0;
        if (y1 - y2 > 0) {
            maxDays = calendar2.getActualMaximum(Calendar.DAY_OF_YEAR);
            day = d1 - d2 + maxDays;
        } else if (y1 - y2 < 0) {
            maxDays = calendar1.getActualMaximum(Calendar.DAY_OF_YEAR);
            day = d1 - d2 - maxDays;
        } else {
            day = d1 - d2;
        }
        return day;
    }
}

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