Java Day of Week getWeekdayInterval(Date date)

Description

get Weekday Interval

License

Open Source License

Declaration

public static int getWeekdayInterval(Date date) 

Method Source Code

//package com.java2s;

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

import java.util.List;

public class Main {
    public final static String[] Holidays = new String[] { "1-1", "5-5-1", "7-4", "9-1-1", "10-4-1", "11-4-4",
            "12-25" };

    public static int getWeekdayInterval(Date date) {
        List<String> holidays = Arrays.asList(Holidays);
        Calendar now = Calendar.getInstance();
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);//w w  w  .  j a v a2 s  .  c  o  m
        int d = (int) ((now.getTimeInMillis() - calendar.getTimeInMillis()) / (24 * 60 * 60 * 1000));
        int n = 0;
        for (int i = 0; i < d; i++) {
            calendar.add(Calendar.DATE, 1);
            int month = calendar.get(Calendar.MONTH) + 1;
            int day = calendar.get(Calendar.DAY_OF_MONTH);
            int week = calendar.get(Calendar.WEEK_OF_MONTH);
            int week_day = calendar.get(Calendar.DAY_OF_WEEK) - 1;
            if (holidays.contains(month + "-" + day) || holidays.contains(month + "-" + week + "-" + week_day)
                    || week_day == 0 || week_day == 6) {
                n++;
            }
        }
        d = d - n;
        return d;
    }
}

Related

1. getWeekDay(Date date)
2. getWeekDay(Date date)
3. getWeekDay(Date dt, int weekDay)
4. getWeekDay(String strDate)
5. getWeekdayDate(Date actualDate)
6. getWeekDayOfYear(Date date)
7. getWeekDays(String _date, int _amount)
8. getWeekDaysBetween(Date fromDate, Date toDate, int dayOfWeek)
9. getWeekEnd(Date date, int w)