/*
* 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 ShortConverter implements Converter
{
public static final String CONVERTER_ID
= "javax.faces.Short";
public static final String SHORT_ID
= "javax.faces.converter.ShortConverter.SHORT";
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 Short.decode(value);
} catch (NumberFormatException e) {
String summary = Util.l10n(context, SHORT_ID,
"{2}: \"{0}\" must be a number between -32768 and 32767.",
value,
getExample(),
Util.getLabel(context, component));
String detail = Util.l10n(context, SHORT_ID + "_detail",
"{2}: \"{0}\" must be a valid number -32768 and 32767. 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 value.toString();
}
private String getExample()
{
return "112";
}
public String toString()
{
return "ShortConverter[]";
}
}