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[jsr363-experts] Re: RI for Java ME
- From: Jean-Marie Dautelle <
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- To:
- Subject: [jsr363-experts] Re: RI for Java ME
- Date: Sat, 31 Oct 2015 13:45:11 +0100
Felicitation Werner ! This is wonderful news !!!
Cheers,
Jean-Marie.
On Fri, Oct 30, 2015 at 4:26 AM, Werner Keil
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wrote:
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Dear Experts,
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Just in case anybody missed it, congratulations once more for JSR 363
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winning the most significant JSR JCP Award this week at JavaOne.
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Those who were here are either already on their way back home or soon
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leaving (I also do first thing tomorrow morning)
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During the last few sessions I took a closer look at RI issues related to
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Java ME 8 Embedded.
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A branch for that broke some number of unit tests while eliminating all
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dependencies on methods or types not available in ME 8. Gradually merging
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or re-applying them to the master one by one, I think there's a
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breakthrough to get rid of pretty much all that's left.
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Calls to Math are substituted with a ME compliant helper class. At least
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one method in Character is also substituted in a ME compliant way. A major
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crux was the Field object, but it turns out, SimpleUnitFormat does have
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quite some parse() functionality of its own, at least in a Locale-neutral
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way. So enabling that for all relevant units (the key is also the label()
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method here especially for new or derived units) looks like we can get rid
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of EBNFUnitFormat at least in the ME compliant RI.
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It has advantages for SE, so for a Java SE variant we should keep it.
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This looks like some helper classes and parser or token elements used by
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SymbolMap / EBNFUnitFormat can probably be removed. And the RI size should
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decrease, at least to around 150kb I would estimate. Thus the RI and API
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together should be under 200k. If that is a problem for certain devices, we
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may have to look into modularization of the RI, but first let`s see how to
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get it running in the same way as the minimalistic enum implementation
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already did.
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This is not a show-stopper for Public Review, but I am confident it can be
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done in the course of next week or soon after. And we won't propose the
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draft till another week or so giving the PMO and everybody else enough time
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to recover from JavaOne.
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Regards,
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Werner
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--
It is not the strongest of the species that survives, nor the most
intelligent. It is the one that is most adaptable to change. - Darwin's
Origin of Species (digest)