Re: [JPP-Devel] OpenJUMP & OpenJDK

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Le 02/01/2012 12:13, Giuseppe Aruta a écrit :
> Hi Michael,
> do we have some tools that depends on geotools on OJ core?
I don't think so
> AFAIR there is a code that was added for the advanced measure tool.
Ya, a piece of code from Netbeans project, no native code, I don't think 
it can be harmful
> And Ede's Change coordinate system tool, Anyhow right now I don't see 
> any difference on using OpenJUMP tools (whether or not depending on 
> geotools classes). Anyhow I agree with you to test those tools.
> Another issue I saw on Os geo discussion is the dependency with JAI 
> and related libraries. We don't have this problem, I think.
I don't think OpenJUMP needs native dll installed by the jai installer.
> But I don't understand if Oracle doesn't allow OS to be shipped with 
> their jre machine or they don't allow also programs to be shipped with 
> jre. This not a problem with OpenJUMp but becomes a very big one with 
> other java gis like GvSIG or Kosmo.
Let's see. The good new is that JDK seems to be better every year.

Michaël
>
> Peppe
>
> ------------------------------------------------------------------------
> *Da:* Michaël Michaud <mic...@fr...>
> *A:* jum...@li...
> *Inviato:* Domenica 1 Gennaio 2012 22:47
> *Oggetto:* Re: [JPP-Devel] OpenJUMP & OpenJDK
>
> Hi,
> > generally openjdk should do the trick. however, if the osgeo folks 
> want to be sure they should include the "original" jvm.
> I think there is a change in the Oracle JVM licence which is the reason
> why osgeo people want to migrate to OpenJDK
> Here is what Cameron Shorter, the project leader, says :
>
> "As per email thread below, the OSGeo-Live project is looking for
> guidance on what we should do regarding a migration to OpenJDK.
>
> The brief facts:
> * Sun Java is not allowed to be packaged into future distributions (like
> ubuntu, debian, or OSGeo-Live). Instead, users are expected to download
> SunJava from Sun.
> * SunJava 7 will be based upon OpenJDK.
> * OpenJDK is reportedly much better than previous OpenJDK versions.
>
> For OSGeo-Live:
> * OSGeo-Live v5.5 (released in March 2012) will be based upon the older
> Xubuntu 10.04, so at a pinch, we can still use Sun java, (but won't be
> able to accept security updates). For OSGeo-Live v6.0 (Sept 2012), we
> intend to use Xubuntu 12.04, and hence will only be able to use OpenJDK.
> * OSGeo-Live is space limited, and we strongly prefer to only include
> one flavour of java, otherwise we need to remove some of our windows
> installers.
>
> So bottom line is that java applications which wish to be included in
> Linux distributions will need to support OpenJDK soon, and this is
> coming to a head as we package OSGeo-Live.
>
> Questions for Geotools developers:
> 1. Do geotools based applications work on OpenJDK now?
> 2. Is it possible to migrate geotools based applications to OpenJDK?
> 3. Can such migration happen before Feb 2012 (for OSGeo-Live 5.5)?
>
> We can help with testing packaged applications, but are looking for
> guidance from projects on where we should be focusing our energy."
>
>
> >
> >> Anyhow, if you notice any problem related to a particular jvm
> >>    (like the one just reported by Matthias) or a particular linux 
> distro,
> >> I think it can be reported (or accessible from) here
> >> 
> https://sourceforge.net/apps/mediawiki/jump-pilot/index.php?title=Installation
> > or just put into tracker or on the mailing list .. ede
> >
> > 
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