111 lines
3.4 KiB
Java
111 lines
3.4 KiB
Java
/*************************************************************************
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* $RCSfile: DateValidator.java,v $
|
|
*
|
|
* $Revision: 1.4 $
|
|
*
|
|
* last change: $Author: vg $ $Date: 2006-03-15 09:27:30 $
|
|
*
|
|
* The Contents of this file are made available subject to
|
|
* the terms of GNU Lesser General Public License Version 2.1.
|
|
*
|
|
*
|
|
* GNU Lesser General Public License Version 2.1
|
|
* =============================================
|
|
* Copyright 2005 by Sun Microsystems, Inc.
|
|
* 901 San Antonio Road, Palo Alto, CA 94303, USA
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License version 2.1, as published by the Free Software Foundation.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*
|
|
************************************************************************/
|
|
|
|
import com.sun.star.form.binding.*;
|
|
|
|
/**
|
|
*
|
|
* @author fs@openoffice.org
|
|
*/
|
|
public class DateValidator extends ControlValidator
|
|
{
|
|
|
|
/** Creates a new instance of NumericValidator */
|
|
public DateValidator( )
|
|
{
|
|
}
|
|
|
|
public String explainInvalid( Object Value )
|
|
{
|
|
try
|
|
{
|
|
if ( isVoid( Value ) )
|
|
return "empty input";
|
|
|
|
com.sun.star.util.Date dateValue = (com.sun.star.util.Date)Value;
|
|
if ( isDedicatedInvalidDate( dateValue ) )
|
|
return "this is no valid date";
|
|
|
|
if ( !isNextMonthsDate( dateValue ) )
|
|
return "date must denote a day in the current month";
|
|
}
|
|
catch( java.lang.Exception e )
|
|
{
|
|
return "oops. What did you enter for this to happen?";
|
|
}
|
|
return "";
|
|
}
|
|
|
|
public boolean isValid( Object Value )
|
|
{
|
|
try
|
|
{
|
|
if ( isVoid( Value ) )
|
|
return false;
|
|
|
|
com.sun.star.util.Date dateValue = (com.sun.star.util.Date)
|
|
com.sun.star.uno.AnyConverter.toObject(
|
|
com.sun.star.util.Date.class, Value);
|
|
if ( isDedicatedInvalidDate( dateValue ) )
|
|
return false;
|
|
|
|
if ( !isNextMonthsDate( dateValue ) )
|
|
return false;
|
|
return true;
|
|
}
|
|
catch( java.lang.Exception e )
|
|
{
|
|
e.printStackTrace( System.err );
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private boolean isDedicatedInvalidDate( com.sun.star.util.Date dateValue )
|
|
{
|
|
return ( dateValue.Day == 0 ) && ( dateValue.Month == 0 ) && ( dateValue.Year == 0 );
|
|
}
|
|
|
|
private boolean isNextMonthsDate( com.sun.star.util.Date dateValue )
|
|
{
|
|
int overallMonth = dateValue.Year * 12 + dateValue.Month - 1;
|
|
|
|
int todaysMonth = new java.util.Date().getMonth();
|
|
int todaysYear = new java.util.Date().getYear() + 1900;
|
|
int todaysOverallMonth = todaysYear * 12 + todaysMonth;
|
|
|
|
return overallMonth == todaysOverallMonth;
|
|
}
|
|
}
|