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16 package org.apache.commons.jexl.parser;
17
18 import org.apache.commons.jexl.JexlContext;
19
20 /***
21 * AST node for expression.
22 *
23 * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
24 * @version $Id: ASTExpression.java 398190 2006-04-29 16:04:10Z dion $
25 */
26 public class ASTExpression extends SimpleNode {
27 /***
28 * Create the node given an id.
29 *
30 * @param id node id.
31 */
32 public ASTExpression(int id) {
33 super(id);
34 }
35
36 /***
37 * Create a node with the given parser and id.
38 *
39 * @param p a parser.
40 * @param id node id.
41 */
42 public ASTExpression(Parser p, int id) {
43 super(p, id);
44 }
45
46 /*** {@inheritDoc} */
47 public Object jjtAccept(ParserVisitor visitor, Object data) {
48 return visitor.visit(this, data);
49 }
50
51 /*** {@inheritDoc} */
52 public Object value(JexlContext context) throws Exception {
53 return ((SimpleNode) jjtGetChild(0)).value(context);
54 }
55
56 }