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EE4J Compatible Implementation for Jakarta Faces API
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package javax.faces.el;
import javax.faces.context.FacesContext;
/**
* VariableResolver represents a pluggable mechanism
* for resolving a top-level variable reference at evaluation time.
*
* @deprecated This has been replaced by {@link javax.el.ELResolver}
* when operating with a null
base
argument.
*/
public abstract class VariableResolver {
/**
* Resolve the specified variable name, and return the corresponding
* object, if any; otherwise, return null
.
*
* @param context {@link FacesContext} against which to resolve
* this variable name
* @param name Name of the variable to be resolved
*
* @throws EvaluationException if an exception is thrown while resolving
* the variable name (the thrown exception must be included as the
* cause
property of this exception)
* @throws NullPointerException if context
* or name
is null
*
* @return the result of the resolution
*/
public abstract Object resolveVariable(FacesContext context, String name)
throws EvaluationException;
}