1 package org.apache.commons.ognl;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 /**
23 * $Id: ASTMultiply.java 1194869 2011-10-29 11:10:16Z mcucchiara $
24 * @author Luke Blanshard (blanshlu@netscape.net)
25 * @author Drew Davidson (drew@ognl.org)
26 */
27 class ASTMultiply
28 extends NumericExpression
29 {
30
31 public ASTMultiply( int id )
32 {
33 super( id );
34 }
35
36 public ASTMultiply( OgnlParser p, int id )
37 {
38 super( p, id );
39 }
40
41 public void jjtClose()
42 {
43 flattenTree();
44 }
45
46 protected Object getValueBody( OgnlContext context, Object source )
47 throws OgnlException
48 {
49 Object result = children[0].getValue( context, source );
50 for ( int i = 1; i < children.length; ++i )
51 {
52 result = OgnlOps.multiply( result, children[i].getValue( context, source ) );
53 }
54 return result;
55 }
56
57 public String getExpressionOperator( int index )
58 {
59 return "*";
60 }
61
62 public <R, P> R accept( NodeVisitor<? extends R, ? super P> visitor, P data )
63 throws OgnlException
64 {
65 return visitor.visit( this, data );
66 }
67 }