(keitai-l) Re: Obfuscation of 505 applis in DoJa3.0 environment

From: Reto Grob <rgrob_at_klab.org>
Date: 07/23/03
Message-Id: <20030723205451.E193.RGROB@klab.org>
Hi Sam,

you'd better use ProGuard. It optimizes better and works.
http://proguard.sourceforge.net/

Cheers,
Reto


On Wed, 23 Jul 2003 18:22:52 +0900
Sam Joseph <gaijin@yha.att.ne.jp> wrote:

> 
> Hi all,
> 
> So I have happily been obfuscating 503 applis for some time, using the 
> RetroGuard software.  I was just trying the same trick on the 505, i.e. 
> the Doja3.0, but for some reason I get no obfuscated jar - no error 
> message, no nothing.
> 
> For your information, my general approach has been to create the 
> unobfuscated jar and then set RetroGuard on that, and then expand the 
> obfuscated jar for preverification.  Now its possible that I have to 
> obfuscate the classes one by one in DoJa3.0, but so far I have tried all 
> possible combinations of the DoJa3.0 libraries in the classpath, and the 
> result is always the same - no obfuscated jar is produced.
> 
> Here's the classpath:
> 
> D:\iDKDoJa3.0\lib\retroguard.jar;D:\iDKDoJa3.0\lib\doja_classes.zip;D:\iDKDoJa3.0\lib\classes.zip;D:\iDKDoJa3.0\lib\dojaconv.jar;D:\iDKDoJa3
> .0\lib\dojaemu.jar
> 
> here's the command:
> 
> /D/j2sdk1.4.0_01/bin/java -verbose RetroGuard MatrixSS-pre-obs.jar 
> MatrixSS-obs.jar MatrixSS.rgs MatrixSS_rgs.log
> 
> and here's the end of the java output:
> 
> [Loaded a.a.a.a.ag]
> [Loaded com.nttdocomo.ui.IApplication]
> [Loaded com.nttdocomo.ui.MApplication]
> [Loaded java.lang.NumberFormatException from 
> d:\j2sdk1.4.0_01\jre\lib\rt.jar]
> [Loaded com.nttdocomo.lang.IllegalStateException]
> [Loaded com.nttdocomo.ui.Display]
> [Loaded com.nttdocomo.ui.Frame]
> [Loaded com.nttdocomo.ui.Dialog]
> [Loaded java.lang.UnsatisfiedLinkError from d:\j2sdk1.4.0_01\jre\lib\rt.jar]
> [Loaded com.nttdocomo.ui.Launcher]
> [Loaded java.util.HashMap$KeySet from d:\j2sdk1.4.0_01\jre\lib\rt.jar]
> [Loaded java.util.HashMap$KeyIterator from d:\j2sdk1.4.0_01\jre\lib\rt.jar]
> 
> I wondered if anyone else had encountered, or indeed, solved this problem.
> 
> CHEERS> SAM
> 
> 
> 
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__________________________________________________________
Reto Grob, rgrob@klab.org
Researcher, K Laboratory

Tel: +81-3-3436-1010 Fax: +81-3-5408-1203
Received on Wed Jul 23 15:05:49 2003