Java Date Format formatDate(Integer day, Integer month, Integer year)

Description

format Date

License

Open Source License

Declaration

public static String formatDate(Integer day, Integer month, Integer year) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2016 German Federal Institute for Risk Assessment (BfR)
 *
 * 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./* w  ww  .  j  a v  a 2 s  .  c o  m*/
 *
 * 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/>.
 *
 * Contributors:
 *     Department Biological Safety - BfR
 *******************************************************************************/

import java.text.SimpleDateFormat;

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

public class Main {
    public static String formatDate(Integer day, Integer month, Integer year) {
        if (year == null) {
            return null;
        }

        Date date = new GregorianCalendar(year, month != null ? month - 1
                : 0, day != null ? day : 1).getTime();

        if (month == null) {
            return new SimpleDateFormat("yyyy").format(date);
        } else if (day == null) {
            return new SimpleDateFormat("yyyy-MM").format(date);
        } else {
            return new SimpleDateFormat("yyyy-MM-dd").format(date);
        }
    }
}

Related

1. formatDate(final Date date)
2. formatDate(final Date date)
3. formatDate(final java.util.Date date)
4. formatDate(final java.util.Date date, final Supplier formatSupplier)
5. formatDate(int day, int month, int year)
6. formatDate(java.util.Calendar in)
7. formatDate(java.util.Date date)
8. formatDate(java.util.Date paramDate)
9. formatDate(Object obj)