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Java > Open Source Codes > org > jruby > ast > RescueBodyNode


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 Jan Arne Petersen <jpetersen@uni-bonn.de>
15  * Copyright (C) 2001-2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
16  * Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
17  * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
18  *
19  * Alternatively, the contents of this file may be used under the terms of
20  * either of the GNU General Public License Version 2 or later (the "GPL"),
21  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
22  * in which case the provisions of the GPL or the LGPL are applicable instead
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28  * the provisions above, a recipient may use your version of this file under
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30  ***** END LICENSE BLOCK *****/
31 package org.jruby.ast;
32
33 import java.util.List JavaDoc;
34
35 import org.jruby.ast.visitor.NodeVisitor;
36 import org.jruby.evaluator.Instruction;
37 import org.jruby.lexer.yacc.ISourcePosition;
38
39 /**
40  *
41  * @author jpetersen
42  */
43 public class RescueBodyNode extends Node {
44     static final long serialVersionUID = -6414517081810625663L;
45
46     private final Node exceptionNodes;
47     private final Node bodyNode;
48     private final RescueBodyNode optRescueNode;
49
50     public RescueBodyNode(ISourcePosition position, Node exceptionNodes, Node bodyNode, RescueBodyNode optRescueNode) {
51         super(position, NodeTypes.RESCUEBODYNODE);
52         this.exceptionNodes = exceptionNodes;
53         this.bodyNode = bodyNode;
54         this.optRescueNode = optRescueNode;
55     }
56
57     /**
58      * Accept for the visitor pattern.
59      * @param iVisitor the visitor
60      **/
61     public Instruction accept(NodeVisitor iVisitor) {
62         return iVisitor.visitRescueBodyNode(this);
63     }
64
65     /**
66      * Gets the bodyNode.
67      * @return Returns a Node
68      */
69     public Node getBodyNode() {
70         return bodyNode;
71     }
72
73     /**
74      * Get the next rescue node (if any).
75      */
76     public RescueBodyNode getOptRescueNode() {
77         return optRescueNode;
78     }
79
80     /**
81      * Gets the exceptionNodes.
82      * @return Returns a Node
83      */
84     public Node getExceptionNodes() {
85         return exceptionNodes;
86     }
87     
88     public List JavaDoc childNodes() {
89         if (optRescueNode != null)
90             return Node.createList(exceptionNodes, bodyNode, optRescueNode);
91         return Node.createList(exceptionNodes, bodyNode);
92         
93     }
94 }
95
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