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Java > Open Source Codes > soot > javaToJimple > jj > ast > JjArrayInit_c


1 /* Soot - a J*va Optimization Framework
2  * Copyright (C) 2004 Jennifer Lhotak
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 package soot.javaToJimple.jj.ast;
21
22 import polyglot.ast.*;
23 import polyglot.types.*;
24 import polyglot.visit.*;
25 import polyglot.util.*;
26 import polyglot.ext.jl.ast.*;
27 import java.util.*;
28
29 public class JjArrayInit_c extends ArrayInit_c {
30     
31     public JjArrayInit_c(Position pos, List elements) {
32         super(pos, elements);
33     }
34
35     public Type childExpectedType(Expr child, AscriptionVisitor av){
36         if (elements.isEmpty()) {
37             return child.type();
38         }
39
40         Type t = av.toType();
41
42         //System.out.println("t type: "+t);
43 if (t == null) {
44             //System.out.println("t is null");
45 return child.type();
46         }
47         if (! t.isArray()) {
48             throw new InternalCompilerError("Type of array initializer must be " +
49                                         "an array.", position());
50         }
51
52         t = t.toArray().base();
53
54     for (Iterator i = elements.iterator(); i.hasNext(); ) {
55         Expr e = (Expr) i.next();
56
57             if (e == child) {
58                 return t;
59             }
60         }
61
62        return child.type();
63     }
64 }
65
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