KickJava   Java API By Example, From Geeks To Geeks.

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


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
28
29
30 package soot.baf.internal;
31
32 import soot.*;
33 import soot.baf.*;
34 import soot.util.*;
35 import java.util.*;
36
37 public class BInstanceCastInst extends AbstractInst
38                             implements InstanceCastInst
39 {
40
41     protected Type castType;
42
43     public BInstanceCastInst(Type opType)
44     {
45         
46         if (!(opType instanceof RefType) && !(opType instanceof ArrayType))
47             throw new RuntimeException JavaDoc("invalid InstanceCastInst: "+ opType);
48         castType = opType;
49     }
50
51     
52     public int getInCount()
53     {
54         return 1;
55     }
56
57
58
59
60
61     public Object JavaDoc clone()
62     {
63
64         return new BInstanceCastInst(castType);
65
66     }
67
68     
69     public int getInMachineCount()
70     {
71         return 1;
72     }
73     
74     public int getOutCount()
75     {
76         return 1;
77     }
78
79     public int getOutMachineCount()
80     {
81         return 1;
82     }
83     
84
85     final public String JavaDoc getName() { return "checkcast"; }
86
87     public Type getCastType() { return castType; }
88     public void setCastType(Type t) { castType = t; }
89
90     public void apply(Switch sw)
91     {
92         ((InstSwitch) sw).caseInstanceCastInst(this);
93     }
94 }
95
96
Popular Tags