Java Timestamp Field getMonthLastDay(Timestamp day)

Description

Get last date in month

License

Open Source License

Parameter

Parameter	Description
day	day

Return

last day with 00:00

Declaration

static public Timestamp getMonthLastDay(Timestamp day) 

Method Source Code

//package com.java2s;
/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is Compiere ERP & CRM Smart Business Solution. The Initial
 * Developer of the Original Code is Jorg Janke. Portions created by Jorg Janke
 * are Copyright (C) 1999-2005 Jorg Janke.
 * All parts are Copyright (C) 1999-2005 ComPiere, Inc.  All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/

import java.sql.Timestamp;

import java.util.Calendar;

import java.util.GregorianCalendar;

public class Main {
    /**//w w  w  . j  a va  2 s . c om
     *    Get last date in month
     *  @param day day
     *  @return last day with 00:00
     */
    static public Timestamp getMonthLastDay(Timestamp day) {
        if (day == null)
            day = new Timestamp(System.currentTimeMillis());
        GregorianCalendar cal = new GregorianCalendar();
        cal.setTimeInMillis(day.getTime());
        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.MONTH, 1); //   next
        cal.set(Calendar.DAY_OF_MONTH, 1); //   first
        cal.add(Calendar.DAY_OF_YEAR, -1); //   previous
        return new Timestamp(cal.getTimeInMillis());
    }
}

Related

1. getLocalDateTime(final long timestamp)
2. getLocalTime(final Timestamp timestamp)
3. getMessageTimestamp(int id)
4. getMillTimestamp()
5. getMonthEnd(Timestamp stamp, TimeZone timeZone, Locale locale)
6. getMonthStart(java.sql.Timestamp stamp)
7. getMonthStartTimestamp(Date date)
8. getNanos(Timestamp timestamp)
9. getNanoString(Timestamp timestamp, boolean full, char nanoSep)