Java Calendar Day decreaseByDay(final Calendar calendar)

Description

Decreases calendar date by one day.

License

Open Source License

Parameter

Parameter	Description
calendar	calendar that should be changed

Declaration

public static void decreaseByDay(final Calendar calendar) 

Method Source Code

//package com.java2s;
/*//www  .  ja  v  a  2  s  . c o  m
 * This file is part of WebLookAndFeel library.
 *
 * WebLookAndFeel library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * WebLookAndFeel 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WebLookAndFeel library.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.Calendar;

public class Main {
    /**
     * Decreases calendar date by one day.
     *
     * @param calendar calendar that should be changed
     */
    public static void decreaseByDay(final Calendar calendar) {
        changeByDays(calendar, -1);
    }

    /**
     * Changes calendar date by the specified days amount.
     *
     * @param calendar calendar that should be changed
     * @param days     days amount
     */
    public static void changeByDays(final Calendar calendar, final int days) {
        calendar.set(Calendar.DAY_OF_MONTH, calendar.get(Calendar.DAY_OF_MONTH) + days);
    }
}

Related

1. dayPrecision(Calendar calendar)
2. daysFromBinStart(Calendar date)
3. daysSinceTheJesus(Calendar cal)
4. dayStart(Calendar date)
5. dayStart(final Calendar cal)
6. endOfDay(Calendar calendar)
7. getAge(Calendar dateOfBirth, Calendar onThisDay)
8. getBeginDay(Calendar cal)
9. getCanonicalDay(Calendar cal)