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1   /*
2    * Copyright 2002,2004 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  package org.apache.commons.jexl.parser;
17  
18  import org.apache.commons.jexl.JexlContext;
19  
20  /***
21   *  AST node for expression
22   *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
23   *  @version $Id: ASTExpression.java,v 1.3 2004/02/28 13:45:20 yoavs Exp $
24   */
25  public class ASTExpression extends SimpleNode
26  {
27      public ASTExpression(int id)
28      {
29          super(id);
30      }
31  
32      public ASTExpression(Parser p, int id)
33      {
34          super(p, id);
35      }
36  
37  
38      /*** Accept the visitor. **/
39      public Object jjtAccept(ParserVisitor visitor, Object data)
40      {
41          return visitor.visit(this, data);
42      }
43  
44      public Object value(JexlContext context)
45              throws Exception
46      {
47          return ((SimpleNode) jjtGetChild(0)).value(context);
48      }
49  
50  }