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Re: GSoC 2008 - Mentors Wanted!

From
Imran M Yousuf <imyousuf@gmail.com>
Date
Mar 5, 2008, 08:25 UTC
Message-ID
<7bfdc29a0803050025p45dfcea9q87a1107a8bed46a6@mail.gmail.com>
In-Reply-To
<20080305081523.GK8410@spearce.org>
On Wed, Mar 5, 2008 at 2:15 PM, Shawn O. Pearce <spearce@spearce.org> wrote:
Show 44 quoted lines
> Imran M Yousuf <imyousuf@gmail.com> wrote:
>  > 1. GIT SCM Plugin for NetBeans (GPLv2 with CPE, same as NetBeans)
>  > The aim of the plugin is to integrate GIT with NetBeans using JNI so
>  > that any change in the implementation of GIT does not effect the SCM
>  > plugins way of work.
>  > Language: Java
>  > Goal: Make GIT available from IDE for NetBeans users and use GIT using
>  > Java Native Interfaces
>
>  Interesting, but libgit.a is *not* suitable for embedding inside of
>  a JVM.  Its no fun when a low level Git function suddenly calls die()
>  because it was fed invalid user input like a mistyped branch name.
>  Your whole IDE shutsdown without a chance to save files.
>
>  So that leaves you with three possible routes:
>
>   * Use JNI and libgit.a
>
>     Now you have three projects, not one.  You first need to make
>     libgit.a embeddable.  *Then* you can work on a JNI wrapper,
>     and finally you can build the UI.
>
>   * Use jgit
>
>     Its at least 100% pure Java and doesn't have the libgit.a issues
>     I mentioned above.  Its also got some active developers and its
>     userbase is growing.  We have been careful to keep jgit such
>     that it runs on any J2SE system, and thus does not require an
>     Eclipse environment.
>
>   * Use java.lang.Process and pipes
>
>     Ick.  Forking a running JVM, especially one the size of an IDE,
>     is not pretty.  At least on Windows you have CreateProcess(),
>     but on POSIX systems the JVM still does a fork/exec pair, and
>     on Solaris that hurts hard when your address space is large.
>
>  Of these only the latter two are really viable for any time to come
>  (just my opinion, but that's that).  jgit is coming along and may
>  actually be able to do most of the critical features that an IDE
>  demands, especially if more people work on it.  The latter option
>  is obviously available today, but doesn't offer anything near the
>  performance or integration that jgit does.
>

To start with I was actually thinking of JNI + "exec from C". So later when libification is completed we can replace the execs with call to the libs directly instead. Is this a viable fourth option (sorry I forgot to mention it the first time around)?

Show 22 quoted lines
>
>  > 2. distributed versioned web system backup and restoration framework
>  > (GPLv2 with CPE, same as NetBeans)
>  > [I am not sure whether this one is even qualifies or not as a GIT
>  > Community Project]
>  > Language: Java, NetBeans RCP
>  > Goal: Develop a framework which can backup and restore data from
>  > different components of web application. For example, database, ldap,
>  > log, images, files (PHP, JSP, PY, HTML, JS, CSS etc.). Additionally
>  > allow edit and propagation of configuration in distributed nature,
>  > system restart, data restore. Also integrate backup and repo maintain
>  > to Amazon S3.
>
>  Yea, I'm not sure this falls too well under the Git community either.
>  I don't doubt that we would have sufficient mentor experience here
>  to support such a project, but the outcome in terms of both code and
>  a student who is familiar with it would not benefit Git very well,
>  if at all.
>
>  --
>  Shawn.
>
-- 
Imran M Yousuf
Entrepreneur & Software Engineer
Smart IT Engineering
Dhaka, Bangladesh
Email: imran@smartitengineering.com
Mobile: +880-1711402557
Previous: Shawn O. PearceNext: Imran M Yousuf
Message 10 of 24 in “GSoC 2008 - Mentors Wanted!”
  1. Shawn O. PearceMar 4, 2008
  2. Matthieu MoyMar 4, 2008
  3. Shawn O. PearceMar 5, 2008
  4. Jakub NarebskiMar 4, 2008
  5. Carlos RicaMar 4, 2008
  6. Carlos RicaMar 4, 2008
  7. Shawn O. PearceMar 5, 2008
  8. Imran M YousufMar 5, 2008
  9. Shawn O. PearceMar 5, 2008
  10. Imran M YousufMar 5, 2008
  11. Imran M YousufMar 5, 2008
  12. Noel GrandinMar 5, 2008
  13. Johannes SchindelinMar 5, 2008
  14. Shawn O. PearceMar 6, 2008
  15. Robin RosenbergMar 5, 2008
  16. Shawn O. PearceMar 6, 2008
  17. Imran M YousufMar 6, 2008
  18. Johannes SchindelinMar 6, 2008
  19. Robin RosenbergMar 6, 2008
  20. Imran M YousufMar 6, 2008
  21. Robin RosenbergMar 6, 2008
  22. Christian CouderMar 6, 2008
  23. Christian CouderMar 6, 2008
  24. Shawn O. PearceMar 6, 2008

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