[Live-demo] OpenJDK Only for LiveDVD 5.5?

Cameron Shorter cameron.shorter at gmail.com
Tue Jan 3 15:28:51 EST 2012


Andre, Even, Jody,
Thank you for your insights.
Based on your advice, it sounds like it will be unwise to try to migrate 
all java based OSGeo applications to OpenJDK by our OSGeo-Live5.5 
release due in March 2012.

As such, I propose that Sun Java be included on OSGeo-Live5.5.

I'm hopeful that we can find enough space to include OpenJDK, (ideally 
version 7) on this and  future OSGeo-Live releases, and start moving all 
applications across to OpenJDK as soon as they are available. This will 
mean that the OSGeo-Live community can be drawn upon to help with 
testing which hopefully can be seen as a positive for java projects.

Does this sound reasonable?

Alex, it would be great if you could start the build process so that we 
can determine whether we can find sufficient space to include 2 versions 
of java on OSGeo-Live.

On 03/01/12 13:29, Jody Garnett wrote:
>> Questions for Geotools developers:
>> 1. Do geotools based applications work on OpenJDK now?
> Not sure; even if they did without a build box configured with OpenJDK 
> to ensure the library works in that environment it would not be 
> considered a supported platform for production use. I always figure 
> "demo" is almost more important then production use as it is a first 
> impression.
>
> By the same token I would not recommend projects based on GeoTools go 
> live on OpenJDK without appropriate testing.
>
> Perhaps the Geomajas guys could stand up a build box with OpenJDK?
>> 2. Is it possible to migrate geotools based applications to OpenJDK?
> Yes; would required volunteer time; hardware to run a nightly build 
> with that configuration and so on. I recently lost two weeks to a 
> build box at my current work site that was incorrectly configured to 
> use OpenJDK rather than Java 6.
>> 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.
> I do not think so; we would need hardware in place now.
>
> Our developers are an even split between mac, linux and windows 
> environments. As I understand it mac OpenJDK is not ready yet (with no 
> sign of arrival); windows is troubled.
>
> I would wait for OpenJDK Java 7 to be released; and then set up a 
> build box at that time.
>
> Jody
>> On 31/12/11 19:34, Jody Garnett wrote:
>>> An easy one is to add the extensions into libs/ext and then run uDig 
>>> without its "jre" folder so it uses the system default.
>>>
>>> Geosolutions (i.e. Simone or Andrea) is the best point of contact 
>>> with respect to compatibility with OpenJDK. Personally I was not 
>>> going to bother until Java 7 or Java 8.
>>>
>>> You could also try talking to Andrea Antonello who at least uses 
>>> Linux and may be able to test?
>>>
>>> If you want you can also contact me officially as "GeoTools Officer" 
>>> and I will take the question to the geotools-devel email list for 
>>> you. However I expect I need a more than "Open JDK" (this page for 
>>> example does not give me much to work from 
>>> http://openjdk.java.net/install/).
>>>
>>> -- 
>>> Jody Garnett
>>>
>>> On Friday, 30 December 2011 at 9:02 PM, Cameron Shorter wrote:
>>>
>>>> Jody and others,
>>>>
>>>> Do you know if anyone has tested the viability of using OpenJDK 
>>>> with JAI/ImageIO/ImageIO-EXT (with the geotools based applications)?
>>>>
>>>> What would be involved in testing this? Who would know how?
>>>>
>>>> On 30/12/11 20:29, Jody Garnett wrote:
>>>>> Need to check out how well or poorly OpenJDK does with the JAI / 
>>>>> ImageIO / ImageIO-EXT combo for geotools based apps.
>>>>>
>>>>> -- 
>>>>> Jody Garnett
>>>>>
>>>>> On Friday, 30 December 2011 at 6:48 PM, Brian Hamlin wrote:
>>>>>
>>>>>> jsanz tells me that GeoNetwork is also running well under OpenJDK 
>>>>>> for
>>>>>> him
>>>>>>
>>>>>> let this thread be an entrypoint for Java-app contacts to express 
>>>>>> their
>>>>>> enthusiasm, dismay, pain, resignation or otherwise on the adaptation
>>>>>> of an OpenJDK-only LiveDVD release
>>>>>>
>>>>>> best regards from Berkeley, California
>>>>>>
>>>>>> ==
>>>>>> Brian Hamlin
>>>>>> GeoCal
>>>>>> OSGeo California Chapter
>>>>>> 415-717-4462 cell
>>>>>> _______________________________________________
>>>>>> Live-demo mailing list
>>>>>> Live-demo at lists.osgeo.org <mailto:Live-demo at lists.osgeo.org>
>>>>>> http://lists.osgeo.org/mailman/listinfo/live-demo
>>>>>> http://live.osgeo.org
>>>>>> http://wiki.osgeo.org/wiki/Live_GIS_Disc
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Live-demo mailing list
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>>>>> http://lists.osgeo.org/mailman/listinfo/live-demo
>>>>> http://live.osgeo.org
>>>>> http://wiki.osgeo.org/wiki/Live_GIS_Disc
>>>>
>>>>
>>>> --
>>>> Cameron Shorter
>>>> Geospatial Director
>>>> Tel: +61 (0)2 8570 5050
>>>> Mob: +61 (0)419 142 254
>>>>
>>>> Think Globally, Fix Locally
>>>> Geospatial Solutions enhanced with Open Standards and Open Source
>>>> http://www.lisasoft.com
>>>
>>
>

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