> Solaris contains some special code which allows people to mark jar
> files executable and run them as if they were native commands.  It
> will only work for jars that contain the sequence 0xCAFE (in
> big-endian order) somewhere at the beginning, which is achieved by
> adding an extra field with that header id.
>
> See <https://issues.apache.org/bugzilla/show_bug.cgi?id=32649>
>
> This is the already existing JarMarker extra field in compress.
>
> Ant's <jar> task adds this extra field to the META-INF directory
> because it knows this is always going to be the very first entry for
> Ant created jars.
>
> I propose to modify JarArchiveOutputStream to add a JarMarker extra
> field to the very first entry written to the stream.

Makes sense +1

cheers
--
Torsten

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