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Java > Open Source Codes > org > apache > commons > jexl > parser > ASTExpressionExpression


1 /*
2  * Copyright 2002-2006 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.commons.jexl.parser;
18
19 import org.apache.commons.jexl.JexlContext;
20
21 /**
22  * represents equality between integers - use .equals() for strings.
23  *
24  * @author <a HREF="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
25  * @version $Id: ASTExpressionExpression.java 398190 2006-04-29 16:04:10Z dion $
26  */
27 public class ASTExpressionExpression extends SimpleNode {
28
29     /**
30      * Create the node given an id.
31      *
32      * @param id node id.
33      */
34     public ASTExpressionExpression(int id) {
35         super(id);
36     }
37
38     /**
39      * Create a node with the given parser and id.
40      *
41      * @param p a parser.
42      * @param id node id.
43      */
44     public ASTExpressionExpression(Parser p, int id) {
45         super(p, id);
46     }
47
48     /** {@inheritDoc} */
49     public Object JavaDoc jjtAccept(ParserVisitor visitor, Object JavaDoc data) {
50         return visitor.visit(this, data);
51     }
52
53     /** {@inheritDoc} */
54     public Object JavaDoc value(JexlContext context) throws Exception JavaDoc {
55         return ((SimpleNode) jjtGetChild(0)).value(context);
56     }
57 }
58
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