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Java > Open Source Codes > proguard > optimize > info > MemberOptimizationInfoSetter


1 /*
2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
3  * of Java bytecode.
4  *
5  * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the Free
9  * Software Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, write to the Free Software Foundation, Inc.,
19  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */
21 package proguard.optimize.info;
22
23 import proguard.classfile.*;
24 import proguard.classfile.util.SimplifiedVisitor;
25 import proguard.classfile.visitor.*;
26 import proguard.optimize.KeepMarker;
27
28 /**
29  * This MemberVisitor attaches a FieldOptimizationInfo instance to every field
30  * and a MethodOptimizationInfo instance to every method that is not being kept
31  * that it visits.
32  *
33  * @author Eric Lafortune
34  */
35 public class MemberOptimizationInfoSetter
36 extends SimplifiedVisitor
37 implements MemberVisitor
38 {
39     // Implementations for MemberVisitor.
40
41     public void visitProgramMethod(ProgramClass programClass, ProgramMethod programMethod)
42     {
43         if (!KeepMarker.isKept(programMethod))
44         {
45             MethodOptimizationInfo.setMethodOptimizationInfo(programClass,
46                                                              programMethod);
47         }
48     }
49
50
51     public void visitProgramField(ProgramClass programClass, ProgramField programField)
52     {
53         if (!KeepMarker.isKept(programField))
54         {
55             FieldOptimizationInfo.setFieldOptimizationInfo(programClass,
56                                                            programField);
57         }
58     }
59 }
60
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