/*

 * 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.

 */

/* Generated By:JJTree: Do not edit this line. AstLiteralExpression.java */

package org.apache.el.parser;

import javax.el.ELException;

import org.apache.el.lang.EvaluationContext;

/**

 * @author Jacob Hookom [jacob@hookom.net]

 */

public final class AstLiteralExpression extends SimpleNode {

    public AstLiteralExpression(int id) {

        super(id);

    }

    public Class getType(EvaluationContext ctx) throws ELException {

        return String.class;

    }

    public Object getValue(EvaluationContext ctx) throws ELException {

        return this.image;

    }

    public void setImage(String image) {

        if (image.indexOf('\\') == -1) {

            this.image = image;

            return;

        }

        int size = image.length();

        StringBuffer buf = new StringBuffer(size);

        for (int i = 0; i < size; i++) {

            char c = image.charAt(i);

            if (c == '\\' && i + 2 < size) {

                char c1 = image.charAt(i + 1);

                char c2 = image.charAt(i + 2);

                if ((c1 == '#' || c1 == '$') && c2 == '{')  {

                    c = c1;

                    i++;

                }

            }

            buf.append(c);

        }

        this.image = buf.toString();

    }

}