/*
* 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 com.caucho.jsf.cfg;
import java.lang.reflect.*;
import java.util.*;
import javax.el.*;
import javax.faces.*;
import javax.faces.application.*;
import javax.faces.component.*;
import javax.faces.component.html.*;
import javax.faces.context.*;
import javax.faces.convert.*;
import javax.faces.el.*;
import javax.faces.event.*;
import javax.faces.validator.*;
import com.caucho.config.*;
import com.caucho.config.types.*;
import com.caucho.util.*;
public class PropertyValue implements AbstractValue
{
private static final L10N L = new L10N(PropertyValue.class);
private String _valueString;
private Class _type;
private Object _value;
private PropertyValue(String valueString, Class type)
{
_valueString = valueString;
_type = type;
}
public static AbstractValue create(String valueString, Class type)
{
if (valueString.indexOf("#{") >= 0)
return new ELValue(valueString, type);
else
return new PropertyValue(valueString, type);
}
public Object getValue(FacesContext context)
{
if (_value != null)
return _value;
else if (_valueString == null)
return _valueString;
else {
Application app = context.getApplication();
Converter converter = app.createConverter(_type);
if (converter != null) {
_value = converter.getAsObject(context,
context.getViewRoot(),
_valueString);
}
else {
if (! _type.isAssignableFrom(String.class))
throw new ConfigException(L.l("'{0}' cannot have a string value.",
_type.getName()));
_value = _valueString;
}
return _value;
}
}
}