/*
 * $Header: /home/cvs/jakarta-tomcat/src/share/org/apache/jasper/compiler/CoreElement.java,v 1.3 2004/02/23 06:22:36 billbarker Exp $
 * $Revision: 1.3 $
 * $Date: 2004/02/23 06:22:36 $
 *
 *
 *  Copyright 1999-2004 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 org.apache.jasper.compiler;

import org.apache.jasper.JasperException;

/**
 * The core elements we recognize... these are stateless abstractions that
 * represent the parsing action for a core tag. 
 *
 * @author Anil K. Vijendran
 */
interface CoreElement {
    /**
     * Return true if the input contained the sequence that matched 
     * the action corresponding to this core tag.
     */
    boolean accept(ParseEventListener listener, JspReader reader, Parser parser) 
	throws JasperException;
}