| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.obfuscate; |
| |
| import proguard.classfile.*; |
| import proguard.classfile.attribute.*; |
| import proguard.classfile.attribute.visitor.AttributeVisitor; |
| import proguard.classfile.editor.ConstantPoolEditor; |
| import proguard.classfile.util.SimplifiedVisitor; |
| import proguard.classfile.visitor.ClassVisitor; |
| |
| /** |
| * This ClassVisitor changes the name stored in the source file attributes |
| * and source dir attributes of the classes that it visits, if the |
| * attributes are present. |
| * |
| * @author Eric Lafortune |
| */ |
| public class SourceFileRenamer |
| extends SimplifiedVisitor |
| implements ClassVisitor, |
| AttributeVisitor |
| { |
| private final String newSourceFileAttribute; |
| |
| |
| /** |
| * Creates a new SourceFileRenamer. |
| * @param newSourceFileAttribute the new string to be put in the source file |
| * attributes. |
| */ |
| public SourceFileRenamer(String newSourceFileAttribute) |
| { |
| this.newSourceFileAttribute = newSourceFileAttribute; |
| } |
| |
| |
| // Implementations for ClassVisitor. |
| |
| public void visitProgramClass(ProgramClass programClass) |
| { |
| // Only visit the class attributes. |
| programClass.attributesAccept(this); |
| } |
| |
| |
| // Implementations for AttributeVisitor. |
| |
| public void visitAnyAttribute(Clazz clazz, Attribute attribute) {} |
| |
| |
| public void visitSourceFileAttribute(Clazz clazz, SourceFileAttribute sourceFileAttribute) |
| { |
| // Fix the source file attribute. |
| sourceFileAttribute.u2sourceFileIndex = |
| new ConstantPoolEditor((ProgramClass)clazz).addUtf8Constant(newSourceFileAttribute); |
| } |
| |
| |
| public void visitSourceDirAttribute(Clazz clazz, SourceDirAttribute sourceDirAttribute) |
| { |
| // Fix the source file attribute. |
| sourceDirAttribute.u2sourceDirIndex = |
| new ConstantPoolEditor((ProgramClass)clazz).addUtf8Constant(newSourceFileAttribute); |
| } |
| } |