/**
* TNTConcept Easy Enterprise Management by Autentia Real Bussiness Solution S.L.
* Copyright (C) 2007 Autentia Real Bussiness Solution S.L.
*
* 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.
*
* 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/>.
*/
package com.autentia.tnt.converter;
import java.util.Date;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.ConverterException;
import org.apache.commons.lang.StringUtils;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
/**
* Conversor de fechas a año.
* @author AUTENTIA
*/
public class Date2YearConverter implements Converter
{
/**
* Devuelve la representaci�n Date de JAVA de un valor
*/
public Object getAsObject(FacesContext context, UIComponent component, String value)
throws ConverterException
{
DateFormat fmt = new SimpleDateFormat("dd/MM/yyyy");
Date fecha = null;
if(!StringUtils.isEmpty(value))
{
try
{
fecha = fmt.parse(value);
}
catch(Exception pe)
{
String mensaje = "El valor no se corresponde con una fecha válida";
throw new ConverterException(new FacesMessage(mensaje));
}
}
return fecha;
}
/**
* Devuelve la representacion cadena de una fecha
*/
public String getAsString(FacesContext context, UIComponent component, Object value)
throws ConverterException
{
DateFormat fmt = new SimpleDateFormat("yyyy");
String valor = null;
if(value==null)
{
valor = "";
}
else
{
valor = fmt.format( value );
}
return valor;
}
}