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From "Koji Sekiguchi" <koji.sekigu...@bluemartini.com>
Subject RE: ANT Checksum
Date Mon, 18 Oct 2004 08:46:54 GMT
They have different date/time information. Date/time may be seen by checksum
to calculate checksum...

Koji

> -----Original Message-----
> From: Gareth Kelly [mailto:Gareth.Kelly@davy.ie]
> Sent: Monday, October 18, 2004 5:27 PM
> To: 'Ant Users List'
> Subject: RE: ANT Checksum
> 
> 
> The 2 jar files have the same structure:
> 
> Jar 1:
> 
>      0 Fri Oct 15 16:43:36 IST 2004 META-INF/
>    103 Fri Oct 15 16:43:34 IST 2004 META-INF/MANIFEST.MF
>    443 Fri Oct 15 16:43:02 IST 2004 GoodbyeWorld.class
>    441 Fri Oct 15 16:43:02 IST 2004 HelloWorld.class
> 
> Jar 2:
> 
>      0 Fri Oct 15 16:43:28 IST 2004 META-INF/
>    103 Fri Oct 15 16:43:26 IST 2004 META-INF/MANIFEST.MF
>    443 Fri Oct 15 16:42:54 IST 2004 GoodbyeWorld.class
>    441 Fri Oct 15 16:42:54 IST 2004 HelloWorld.class
> 
> 
> And yet different checksums.
> 
> -----Original Message-----
> From: Koji Sekiguchi [mailto:koji.sekiguchi@bluemartini.com]
> Sent: 18 October 2004 06:52
> To: Ant Users List
> Subject: RE: ANT Checksum
> 
> 
> > But if I create 2 jar files containing the same ".java" file in 
> different
> > directory, the checksums are different.
> > Can someone tell me why?
> 
> Probably because two jar files contain different directory path 
> information.
> If a.jar conatins:
> 
> /a/MyClass.jar
> 
> and if b.jar contains:
> 
> /b/MyClass.jar
> 
> checksum of them should be different.
> 
> regards,
> 
> Koji
> 
> > -----Original Message-----
> > From: Gareth Kelly [mailto:Gareth.Kelly@davy.ie]
> > Sent: Saturday, October 16, 2004 1:03 AM
> > To: 'Ant Users List'
> > Subject: ANT Checksum
> >
> >
> > Hello,
> > I can use checksum to compare 2 same ".java" files in different
> > directories,
> > and they match.
> > But if I create 2 jar files containing the same ".java" file in 
> different
> > directory, the checksums are different.
> > Can someone tell me why?
> >
> > What I am trying to do is set up an environment where someone can
> > get latest
> > from VSS, compile and jar it up. Then compare this to a jar in 
> a test area
> > to make sure code has not changed.
> >
> >
> > Thanks,
> > Gareth
> >
> >
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> 
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