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


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.baf.*;
35 import soot.util.*;
36 import java.util.*;
37
38 public class BStaticGetInst extends AbstractInst implements StaticGetInst
39 {
40     SootFieldRef fieldRef;
41
42     public BStaticGetInst(SootFieldRef fieldRef)
43     {
44         if( !fieldRef.isStatic() ) throw new RuntimeException JavaDoc("wrong static-ness");
45         this.fieldRef = fieldRef;
46     }
47     
48     public int getInCount()
49     {
50         return 0;
51     }
52
53     public Object JavaDoc clone()
54     {
55         return new BStaticGetInst(fieldRef);
56     }
57
58     public int getInMachineCount()
59     {
60         return 0;
61     }
62     
63     public int getOutCount()
64     {
65         return 1;
66     }
67
68     public int getOutMachineCount()
69     {
70         return JasminClass.sizeOfType(fieldRef.type());
71     }
72
73     final public String JavaDoc getName() { return "staticget"; }
74     final String JavaDoc getParameters()
75     {
76         return " " + fieldRef.getSignature();
77     }
78
79     protected void getParameters(UnitPrinter up) {
80         up.literal(" ");
81         up.fieldRef(fieldRef);
82     }
83     
84     public SootFieldRef getFieldRef() { return fieldRef; }
85     public SootField getField() { return fieldRef.resolve(); }
86     
87     public void apply(Switch sw)
88     {
89         ((InstSwitch) sw).caseStaticGetInst(this);
90     }
91     public boolean containsFieldRef() { return true; }
92 }
93
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