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The private implementation classes of the Apache MyFaces Core JSF-2.0 Implementation
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.myfaces.el;
import javax.faces.context.FacesContext;
import javax.faces.el.EvaluationException;
import javax.faces.el.VariableResolver;
/**
* This is the default VariableResolver. See JSF 1.2 spec section 5.8.1
*
* @author Stan Silvert
*/
public class NullVariableResolver extends VariableResolver
{
/** Creates a new instance of NullVariableResolver */
public NullVariableResolver()
{
}
@Override
public Object resolveVariable(FacesContext facesContext, String name) throws EvaluationException
{
facesContext.getELContext().setPropertyResolved(false);
return null;
}
}