Java Date Before isBeforeEndOfDate(Date subject, Date predicate)

Description

Is the subject date before the end of the predicate date?

License

Open Source License

Parameter

Parameter	Description
subject	a parameter
predicate	a parameter

Declaration

public static boolean isBeforeEndOfDate(Date subject, Date predicate) 

Method Source Code

//package com.java2s;
/*//w  w  w  .j  a  v  a2s .c o m
 * Copyright 2004 - 2008 Christian Sprajc. All rights reserved.
 *
 * This file is part of PowerFolder.
 *
 * PowerFolder 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.
 *
 * PowerFolder 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 PowerFolder. If not, see <http://www.gnu.org/licenses/>.
 *
 * $Id: DateUtil.java 9297 2009-09-03 19:17:22Z tot $
 */

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

public class Main {
    /**
     * Is the subject date before the end of the predicate date?
     * '5 December 2009 21:15:45' is before end of '5 December 2009'.
     * Actually tests that subject is before day-after-predicate.
     *
     * @param subject
     * @param predicate
     * @return
     */
    public static boolean isBeforeEndOfDate(Date subject, Date predicate) {

        Calendar cal = new GregorianCalendar();
        cal.setTime(zeroTime(predicate));
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        cal.add(Calendar.DATE, 1);
        return subject.before(cal.getTime());
    }

    /**
     * Returns a date that is the same day as the arg with all time parts == 0.
     *
     * @param date
     * @return
     */
    public static Date zeroTime(Date date) {
        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }
}

Related

1. isBefore(Date date1, Date date2)
2. isBefore2015(Date date)
3. isBefore_day(Date time1, Date time2, int days)
4. isBeforeCommonEra(Date date)
5. isBeforeDate(long time1, long time2)
6. isDataBeforeData2TruncByDay(Date data1, Date data2)
7. isDateBeforeCurrentDate(Date date)
8. monthInRange(Date current, Date before, Date after)