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1 /***** BEGIN LICENSE BLOCK *****
2  * Version: CPL 1.0/GPL 2.0/LGPL 2.1
3  *
4  * The contents of this file are subject to the Common Public
5  * License Version 1.0 (the "License"); you may not use this file
6  * except in compliance with the License. You may obtain a copy of
7  * the License at http://www.eclipse.org/legal/cpl-v10.html
8  *
9  * Software distributed under the License is distributed on an "AS
10  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
11  * implied. See the License for the specific language governing
12  * rights and limitations under the License.
13  *
14  * Copyright (C) 2001-2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
15  * Copyright (C) 2001-2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
16  * Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
17  * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
18  * Copyright (C) 2004 Stefan Matthias Aust <sma@3plus4.de>
19  *
20  * Alternatively, the contents of this file may be used under the terms of
21  * either of the GNU General Public License Version 2 or later (the "GPL"),
22  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
23  * in which case the provisions of the GPL or the LGPL are applicable instead
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29  * the provisions above, a recipient may use your version of this file under
30  * the terms of any one of the CPL, the GPL or the LGPL.
31  ***** END LICENSE BLOCK *****/
32 package org.jruby.ast;
33
34 import java.util.List JavaDoc;
35
36 import org.jruby.ast.visitor.NodeVisitor;
37 import org.jruby.evaluator.Instruction;
38 import org.jruby.lexer.yacc.ISourcePosition;
39
40 /**
41  *
42  * @author jpetersen
43  */
44 public class RescueNode extends Node {
45     static final long serialVersionUID = -4757038578511808125L;
46
47     private final Node bodyNode;
48     private final RescueBodyNode rescueNode;
49     private final Node elseNode;
50     
51     public RescueNode(ISourcePosition position, Node bodyNode, RescueBodyNode rescueNode, Node elseNode) {
52         super(position, NodeTypes.RESCUENODE);
53         this.bodyNode = bodyNode;
54         this.rescueNode = rescueNode;
55         this.elseNode = elseNode;
56     }
57
58     /**
59      * Accept for the visitor pattern.
60      * @param iVisitor the visitor
61      **/
62     public Instruction accept(NodeVisitor iVisitor) {
63         return iVisitor.visitRescueNode(this);
64     }
65
66     /**
67      * Gets the bodyNode.
68      * @return Returns a Node
69      */
70     public Node getBodyNode() {
71         return bodyNode;
72     }
73
74     /**
75      * Gets the elseNode.
76      * @return Returns a Node
77      */
78     public Node getElseNode() {
79         return elseNode;
80     }
81
82     /**
83      * Gets the first rescueNode.
84      * @return Returns a Node
85      */
86     public RescueBodyNode getRescueNode() {
87         return rescueNode;
88     }
89     
90     public List JavaDoc childNodes() {
91         return Node.createList(rescueNode, bodyNode, elseNode);
92     }
93
94 }
95
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