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Java > Open Source Codes > soot > baf > internal > BafLocal


1 /* Soot - a J*va Optimization Framework
2  * Copyright (C) 1999 Patrick Lam, Patrick Pominville and Raja Vallee-Rai
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17  * Boston, MA 02111-1307, USA.
18  */
19
20 /*
21  * Modified by the Sable Research Group and others 1997-1999.
22  * See the 'credits' file distributed with Soot for the complete list of
23  * contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
24  */
25
26
27 package soot.baf.internal;
28
29 import soot.*;
30 import soot.util.*;
31 import java.util.*;
32
33 public class BafLocal implements Local
34 {
35     String JavaDoc name;
36     Type type;
37
38     int fixedHashCode;
39     boolean isHashCodeChosen;
40         
41     public BafLocal(String JavaDoc name, Type t)
42     {
43         this.name = name;
44         this.type = t;
45     }
46
47     /* JimpleLocals are *NOT* equivalent to Baf Locals! */
48     public boolean equivTo(Object JavaDoc o)
49     {
50         return this.equals( o );
51     }
52
53     /** Returns a hash code for this object, consistent with structural equality. */
54     public int equivHashCode()
55     {
56         return name.hashCode() * 101 + type.hashCode() * 17;
57     }
58
59     public Object JavaDoc clone()
60     {
61         return new BafLocal(name, type);
62     }
63
64     public String JavaDoc getName()
65     {
66         return name;
67     }
68
69     public void setName(String JavaDoc name)
70     {
71         this.name = name;
72     }
73
74     public Type getType()
75     {
76         return type;
77     }
78
79     public void setType(Type t)
80     {
81         this.type = t;
82     }
83
84     public String JavaDoc toString()
85     {
86         return getName();
87     }
88
89     public void toString( UnitPrinter up ) {
90         up.local( this );
91     }
92     
93     public List getUseBoxes()
94     {
95         return AbstractUnit.emptyList;
96     }
97
98     public void apply(Switch s)
99     {
100         throw new RuntimeException JavaDoc("invalid case switch");
101     }
102     public final int getNumber() { return number; }
103     public final void setNumber( int number ) { this.number = number; }
104
105     private int number = 0;
106 }
107
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