/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package javax.faces.convert;
import javax.faces.application.*;
import javax.faces.context.*;
import javax.faces.component.*;
public class BigDecimalConverter implements Converter
{
public static final String CONVERTER_ID
= "javax.faces.BigDecimal";
public static final String DECIMAL_ID
= "javax.faces.converter.BigDecimalConverter.DECIMAL";
public static final String STRING_ID
= "javax.faces.converter.STRING";
public Object getAsObject(FacesContext context,
UIComponent component,
String value)
throws ConverterException
{
// XXX: incorrect
if (value == null)
return null;
value = value.trim();
if (value.length() == 0)
return null;
try {
return new java.math.BigDecimal(value.toString());
} catch (NumberFormatException e) {
String summary = Util.l10n(context, DECIMAL_ID,
"{2}: \"{0}\" must be a number.",
value,
getExample(),
Util.getLabel(context, component));
String detail = Util.l10n(context, DECIMAL_ID + "_detail",
"{2}: \"{0}\" must be a number. Example: {1}.",
value,
getExample(),
Util.getLabel(context, component));
FacesMessage msg = new FacesMessage(FacesMessage.SEVERITY_ERROR,
summary,
detail);
throw new ConverterException(msg, e);
}
}
public String getAsString(FacesContext context,
UIComponent component,
Object value)
throws ConverterException
{
// XXX: incorrect
if (value == null)
return "";
else if (value instanceof String)
return (String) value;
else
return String.valueOf(value);
}
private String getExample()
{
return "12.373";
}
public String toString()
{
return "BigDecimalConverter[]";
}
}