1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.jexl.parser;
19
20 import org.apache.commons.jexl.JexlContext;
21 import org.apache.commons.jexl.util.Coercion;
22
23 /**
24 * Bitwise Or. Syntax: a ^ b Result is a Long
25 *
26 * @author Dion Gillard
27 * @since 1.1
28 */
29 public class ASTBitwiseXorNode extends SimpleNode {
30 /**
31 * Create the node given an id.
32 *
33 * @param id node id.
34 */
35 public ASTBitwiseXorNode(int id) {
36 super(id);
37 }
38
39 /**
40 * Create a node with the given parser and id.
41 *
42 * @param p a parser.
43 * @param id node id.
44 */
45 public ASTBitwiseXorNode(Parser p, int id) {
46 super(p, id);
47 }
48
49 /**
50 * {@inheritDoc}
51 */
52 public Object jjtAccept(ParserVisitor visitor, Object data) {
53 return visitor.visit(this, data);
54 }
55
56 /**
57 * {@inheritDoc}
58 */
59 public Object value(JexlContext context) throws Exception {
60 Object left = ((SimpleNode) jjtGetChild(0)).value(context);
61 Object right = ((SimpleNode) jjtGetChild(1)).value(context);
62
63 Long l = left == null ? new Long(0) : Coercion.coerceLong(left);
64 Long r = right == null ? new Long(0) : Coercion.coerceLong(right);
65 return new Long(l.longValue() ^ r.longValue());
66 }
67 }