Java Hour getHour(Date date)

Description

get Hour

License

Open Source License

Declaration

public static int getHour(Date date) 

Method Source Code

//package com.java2s;
/**/*  www.  j  a va 2 s  .  c o  m*/
 * This file is part of jpa-cert application.
 *
 * Jpa-cert 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.
 *
 * Jpa-cert 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 jpa-cert; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

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

public class Main {
    public static int getHour(Date date) {
        return newCalendar(date).get(Calendar.HOUR_OF_DAY);
    }

    public static int get(int field, Date date) {
        Calendar calendar = newCalendar(date);
        return calendar.get(field);
    }

    private static Calendar newCalendar(Date date) {
        Calendar calendar = new GregorianCalendar();
        calendar.setTime(date);
        return calendar;
    }

    public static Date setTime(Date date, int hourOfDay, int minute, int second) {
        Calendar calendar = newCalendar(date);
        calendar.set(Calendar.HOUR_OF_DAY, hourOfDay);
        calendar.set(Calendar.MINUTE, minute);
        calendar.set(Calendar.SECOND, second);
        return calendar.getTime();
    }
}

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