/*
* 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 BooleanConverter implements Converter
{
public static final String CONVERTER_ID
= "javax.faces.Boolean";
public static final String BOOLEAN_ID
= "javax.faces.converter.BooleanConverter.BOOLEAN";
public static final String STRING_ID
= "javax.faces.converter.STRING";
public Object getAsObject(FacesContext context,
UIComponent component,
String value)
throws ConverterException
{
if (context == null || component == null)
throw new NullPointerException();
if (value == null)
return null;
value = value.trim();
if (value.length() == 0)
return null;
try {
return Boolean.valueOf(value);
} catch (Exception e) {
String summary = Util.l10n(context, BOOLEAN_ID,
"{1}: \"{0}\" must be 'true' or 'false'.",
value,
Util.getLabel(context, component));
String detail = Util.l10n(context, BOOLEAN_ID + "_detail",
"{1}: \"{0}\" must be 'true' or 'false'. Any value other than 'true' will evaluate to 'false'.",
value,
Util.getLabel(context, component));
FacesMessage msg = new FacesMessage(summary, detail);
throw new ConverterException(msg, e);
}
}
public String getAsString(FacesContext context,
UIComponent component,
Object value)
throws ConverterException
{
if (context == null || component == null)
throw new NullPointerException();
if (value == null)
return "";
else
return value.toString();
}
public String toString()
{
return "BooleanConverter[]";
}
}