Java Calendar Day isBusinessDay(Calendar cal)

Description

Is Date A Business Day?

License

Apache License

Parameter

Parameter	Description
cal	a parameter

Return

boolean

Declaration

public static boolean isBusinessDay(Calendar cal) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.util.Calendar;

public class Main {
    /**//w  w w. ja  v  a 2  s  . co m
     * Is Date A Business Day?
     * @param cal 
     * @return boolean
     */
    public static boolean isBusinessDay(Calendar cal) {
        // check if weekend
        if (cal.get(Calendar.DAY_OF_WEEK) == Calendar.SATURDAY
                || cal.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY) {
            return false;
        }

        // check if New Year's Day
        if (cal.get(Calendar.MONTH) == Calendar.JANUARY && cal.get(Calendar.DAY_OF_MONTH) == 1) {
            return false;
        }

        // check if Christmas
        if (cal.get(Calendar.MONTH) == Calendar.DECEMBER && cal.get(Calendar.DAY_OF_MONTH) == 25) {
            return false;
        }

        // check if 4th of July
        if (cal.get(Calendar.MONTH) == Calendar.JULY && cal.get(Calendar.DAY_OF_MONTH) == 4) {
            return false;
        }

        // check Thanksgiving (4th Thursday of November)
        if (cal.get(Calendar.MONTH) == Calendar.NOVEMBER && cal.get(Calendar.DAY_OF_WEEK_IN_MONTH) == 4
                && cal.get(Calendar.DAY_OF_WEEK) == Calendar.THURSDAY) {
            return false;
        }

        // check Memorial Day (last Monday of May)
        if (cal.get(Calendar.MONTH) == Calendar.MAY && cal.get(Calendar.DAY_OF_WEEK) == Calendar.MONDAY
                && cal.get(Calendar.DAY_OF_MONTH) > (31 - 7)) {
            return false;
        }

        // check Labor Day (1st Monday of September)
        if (cal.get(Calendar.MONTH) == Calendar.SEPTEMBER && cal.get(Calendar.DAY_OF_WEEK_IN_MONTH) == 1
                && cal.get(Calendar.DAY_OF_WEEK) == Calendar.MONDAY) {
            return false;
        }

        // check President's Day (3rd Monday of February)
        if (cal.get(Calendar.MONTH) == Calendar.FEBRUARY && cal.get(Calendar.DAY_OF_WEEK_IN_MONTH) == 3
                && cal.get(Calendar.DAY_OF_WEEK) == Calendar.MONDAY) {
            return true;
        }

        // check Veterans Day (November 11)
        if (cal.get(Calendar.MONTH) == Calendar.NOVEMBER && cal.get(Calendar.DAY_OF_MONTH) == 11) {
            return true;
        }

        // check MLK Day (3rd Monday of January)
        if (cal.get(Calendar.MONTH) == Calendar.JANUARY && cal.get(Calendar.DAY_OF_WEEK_IN_MONTH) == 3
                && cal.get(Calendar.DAY_OF_WEEK) == Calendar.MONDAY) {
            return true;
        }

        // IF NOTHING ELSE, IT'S A BUSINESS DAY
        return true;
    }
}

Related

1. getWorkingDay(Calendar d1, Calendar d2)
2. incrementDay(Calendar cal)
3. incrementOneDay(Calendar calendar)
4. isAfterDay(Calendar cal1, Calendar cal2)
5. isAllDayEvent(Calendar dtStart, Calendar dtEnd)
6. isDayAfter(Calendar calendar, Calendar baseCalendar)
7. isDSTChangeDay(Calendar cal)
8. isEndOfDay(Calendar calendar)
9. isHolyday(Calendar c)