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Java > Open Source Codes > soot > jimple > internal > JInvokeStmt


1 /* Soot - a J*va Optimization Framework
2  * Copyright (C) 1999 Patrick Lam
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
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30
31 package soot.jimple.internal;
32
33 import soot.tagkit.*;
34 import soot.*;
35 import soot.jimple.*;
36 import soot.util.*;
37 import java.util.*;
38 import soot.baf.*;
39
40 public class JInvokeStmt extends AbstractStmt implements InvokeStmt
41 {
42     ValueBox invokeExprBox;
43
44     public JInvokeStmt(Value c)
45     {
46         this(Jimple.v().newInvokeExprBox(c));
47     }
48
49     protected JInvokeStmt(ValueBox invokeExprBox)
50     {
51         this.invokeExprBox = invokeExprBox;
52     }
53
54  
55     public Object JavaDoc clone()
56     {
57         return new JInvokeStmt(Jimple.cloneIfNecessary(getInvokeExpr()));
58     }
59
60     public boolean containsInvokeExpr()
61     {
62         return true;
63     }
64
65     public String JavaDoc toString()
66     {
67         return invokeExprBox.getValue().toString();
68     }
69     
70     public void toString(UnitPrinter up) {
71         invokeExprBox.toString(up);
72     }
73     
74     public void setInvokeExpr(Value invokeExpr)
75     {
76         invokeExprBox.setValue(invokeExpr);
77     }
78
79     public InvokeExpr getInvokeExpr()
80     {
81         return (InvokeExpr) invokeExprBox.getValue();
82     }
83
84     public ValueBox getInvokeExprBox()
85     {
86         return invokeExprBox;
87     }
88
89     public List getUseBoxes()
90     {
91         List list = new ArrayList();
92
93         list.addAll(invokeExprBox.getValue().getUseBoxes());
94         list.add(invokeExprBox);
95
96         return list;
97     }
98
99     public void apply(Switch sw)
100     {
101         ((StmtSwitch) sw).caseInvokeStmt(this);
102     }
103    
104     public void convertToBaf(JimpleToBafContext context, List out)
105     {
106         InvokeExpr ie = (InvokeExpr) getInvokeExpr();
107         
108     context.setCurrentUnit(this);
109     
110         ((ConvertToBaf) ie).convertToBaf(context, out);
111         if(!ie.getMethodRef().returnType().equals(VoidType.v()))
112         {
113             Unit u = Baf.v().newPopInst(ie.getMethodRef().returnType());
114             out.add(u);
115
116         Iterator it = getTags().iterator();
117         while(it.hasNext()) {
118         u.addTag((Tag) it.next());
119         }
120     }
121     }
122
123     public boolean fallsThrough() {return true;}
124     public boolean branches() {return false;}
125
126 }
127
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