1 /*
2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
3  *             of Java bytecode.
4  *
5  * Copyright (c) 2002-2014 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;
22 
23 import proguard.classfile.*;
24 import proguard.classfile.util.*;
25 import proguard.classfile.visitor.ClassVisitor;
26 
27 /**
28  * This ClassVisitor writes out notes about the class files that it visits
29  * being duplicates.
30  *
31  * @author Eric Lafortune
32  */
33 public class DuplicateClassPrinter implements ClassVisitor
34 {
35     private final WarningPrinter notePrinter;
36 
37 
38     /**
39      * Creates a new DuplicateClassVisitor.
40      */
DuplicateClassPrinter(WarningPrinter notePrinter)41     public DuplicateClassPrinter(WarningPrinter notePrinter)
42     {
43         this.notePrinter = notePrinter;
44     }
45 
46 
47     // Implementations for ClassVisitor.
48 
visitProgramClass(ProgramClass programClass)49     public void visitProgramClass(ProgramClass programClass)
50     {
51         notePrinter.print(programClass.getName(),
52                           "Note: duplicate definition of program class [" +
53                           ClassUtil.externalClassName(programClass.getName()) + "]");
54     }
55 
56 
visitLibraryClass(LibraryClass libraryClass)57     public void visitLibraryClass(LibraryClass libraryClass)
58     {
59         notePrinter.print(libraryClass.getName(),
60                           "Note: duplicate definition of library class [" +
61                           ClassUtil.externalClassName(libraryClass.getName()) + "]");
62     }
63 }
64