001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.jexl2.parser;
018
019/**
020 * Identifiers, variables and registers.
021 */
022public class ASTIdentifier extends JexlNode {
023    private int register = -1;
024    public ASTIdentifier(int id) {
025        super(id);
026    }
027
028    public ASTIdentifier(Parser p, int id) {
029        super(p, id);
030    }
031    
032    void setRegister(String r) {
033        if (r.charAt(0) == '#') {
034            register = Integer.parseInt(r.substring(1));
035        }
036    }
037    
038    void setRegister(int r) {
039        register = r;
040    }
041    
042    public int getRegister() {
043        return register;
044    }
045
046    @Override
047    public Object jjtAccept(ParserVisitor visitor, Object data) {
048        return visitor.visit(this, data);
049    }
050}