/*
* Copyright 2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.faces.el;
import javax.faces.context.FacesContext;
/**
* see Javadoc of <a href="http://java.sun.com/j2ee/javaserverfaces/1.1_01/docs/api/index.html">JSF Specification</a>
*
* @author Thomas Spiegl (latest modification by $Author$)
* @version $Revision$ $Date$
*/
public abstract class ValueBinding
{
private String _expressionString = null;
public String getExpressionString()
{
return _expressionString;
}
abstract public Class getType(FacesContext facesContext)
throws EvaluationException, PropertyNotFoundException;
public abstract Object getValue(FacesContext facesContext)
throws EvaluationException, PropertyNotFoundException;
public abstract boolean isReadOnly(FacesContext facesContext)
throws EvaluationException, PropertyNotFoundException;
public abstract void setValue(FacesContext facesContext, Object value)
throws EvaluationException, PropertyNotFoundException;
}