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Java > Open Source Codes > soot > jimple > parser > node > ANullConstant


1 /* This file was generated by SableCC (http://www.sablecc.org/). */
2
3 package soot.jimple.parser.node;
4
5 import java.util.*;
6 import soot.jimple.parser.analysis.*;
7
8 public final class ANullConstant extends PConstant
9 {
10     private TNull _null_;
11
12     public ANullConstant()
13     {
14     }
15
16     public ANullConstant(
17         TNull _null_)
18     {
19         setNull(_null_);
20
21     }
22     public Object JavaDoc clone()
23     {
24         return new ANullConstant(
25             (TNull) cloneNode(_null_));
26     }
27
28     public void apply(Switch sw)
29     {
30         ((Analysis) sw).caseANullConstant(this);
31     }
32
33     public TNull getNull()
34     {
35         return _null_;
36     }
37
38     public void setNull(TNull node)
39     {
40         if(_null_ != null)
41         {
42             _null_.parent(null);
43         }
44
45         if(node != null)
46         {
47             if(node.parent() != null)
48             {
49                 node.parent().removeChild(node);
50             }
51
52             node.parent(this);
53         }
54
55         _null_ = node;
56     }
57
58     public String JavaDoc toString()
59     {
60         return ""
61             + toString(_null_);
62     }
63
64     void removeChild(Node child)
65     {
66         if(_null_ == child)
67         {
68             _null_ = null;
69             return;
70         }
71
72     }
73
74     void replaceChild(Node oldChild, Node newChild)
75     {
76         if(_null_ == oldChild)
77         {
78             setNull((TNull) newChild);
79             return;
80         }
81
82     }
83 }
84
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