Re: [Fedora] Re: java (sun), java-openjdk and java-gcj

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* Walter Cazzola <cazzola@xxxxxxxxxxxxx> [2010-09-10 12:33]:
> On Fri, 10 Sep 2010, Deepak Bhole wrote:
> 
> >* Walter Cazzola <cazzola@xxxxxxxxxxxxx> [2010-09-10 11:34]:
> >>Dear all,
> >>On my Fedora 13 machine I've to use the sun/oracle jdk distribution. To
> >>install and configure this is not a problem (downloaded the bin from the
> >>sun web site and run it).
> 
> >May I ask what it is specifically that requires Sun/Oracle that
> >OpenJDK cannot satisfy?
> 
> yes, we have developed an extension of the java language (@java
> http://homes.dico.unimi.it/~cazzola/atjava.html) that manipulates a
> little the bytecode and at the moment (we are still try to understand
> why) it works only with that virtual machine and also with a specific
> version.
> 
> Since at the moment I'm doing some experiment (quite urgent) for a paper
> I don't have the time to explore the issue and doing the porting so I
> prefer to reinstall the environment I know it works.
> 

Ah I see.

> >>But we I try to install something based on java (e.g., antlr, javassist,
> >>bcel, ...) yum always proposes to install either java-1.5.0-gcj or
> >>java-1.6.0-openjdk as java wasn't installed at all.
> 
> >This is due to a requirement on java/java-devel that the Sun/Oracle
> >RPM does not provide.
> 
> is there a way to accomplish this requirement?
>

You need to create a dummy package that provides those things. The
jpackage compat packages will do that for you though, so once you
install them, it should be fine.
 
Cheers,
Deepak

> >>For several reasons I'm bound to a specific version of sun JVM (v1.5)
> >>and I can't use the other virtual machines
> 
> >Not that I am trying to preach or anything, but Sun/Oracle no longer
> >supports 1.5 for consumers.. if your software is bound to that
> >specifically, you should change it as the 1.5 JDK security issues will
> >no longer be addressed.
> 
> I know that but fortunately our is all except a product line so I can
> live with 1.5 without worrying about security (it is just confined in a
> virtualbox's guest and it is not used to implement critical sw); it
> should just a proof-of-concepts at the moment.
> 
> >>So there is a way to convince yum that I've installed java and to use it
> >>when I'll try to add some java related software?
> 
> >You can try installing the sun compat rpm from JPackage
> >(www.jpackage.org).
> 
> I'll give it a try, thanks for the link
> 
> Walter
> 
> -- 
> Walter Cazzola, PhD - Assistant Professor, DICo, University of Milano
> E-mail cazzola@xxxxxxxxxxxxx Ph.: +39 02 503 16300  Fax: +39 02 503 16253
> · · · ---------------------------- · · · ---------------------------- · · ·
>                ... recursive: adjective, see recursive ...
> · · · ---------------------------- · · · ---------------------------- · · ·

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