Java Today isToday(final Date date)

Description

is Today

License

Open Source License

Declaration

public static boolean isToday(final Date date) 

Method Source Code

//package com.java2s;
/*//from  w  ww.j av  a2  s. co m
 * #%L
 * Webstar Newsletter
 * %%
 * Copyright (C) 2013 Webstar Csoport Kft.
 * %%
 * This program 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.
 * 
 * This program 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 this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import java.util.*;

public class Main {
    public static boolean isToday(final Date date) {
        if (date == null) {
            return false;
        }
        return !isInPast(date) && !isInFuture(date);
    }

    public static boolean isInPast(final Date date) {
        if (date == null) {
            return false;
        }
        return startOfDay(date).before(today());
    }

    public static boolean isInFuture(final Date date) {
        if (date == null) {
            return false;
        }
        return startOfDay(date).after(today());
    }

    public static Date startOfDay(Date datum) {
        if (datum == null) {
            return null;
        }
        Calendar cal = new GregorianCalendar();
        cal.setTime(datum);
        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();
    }

    public static Date today() {
        return startOfDay(getCurrentDate());
    }

    public static Date getCurrentDate() {
        return new Date();
    }
}

Related

1. isToday(Date date)
2. isToday(Date date)
3. isToday(Date date, TimeZone timezone)
4. isToday(Date dateTime)
5. isToday(final Date date)
6. isToday(final Date date)
7. isToday(int dateInt)
8. isToDay(long millis)
9. isToday(long milliseconds)