Friday, July 2, 2010

Re: xs linker does not support all GWT features?

Not sure if you meant to write just to me or reply to the list, but
I'll forward this on to everyone.

Shortly after I wrote that post it was discussed on the Contributors
list that there was indeed a fundamental issue preventing the xs
linker from working with code splitting, but that a patch was in the
works. The fix landed on trunk in March

http://code.google.com/p/google-web-toolkit/source/browse/trunk/dev/core/src/com/google/gwt/core/linker/XSLinker.java?spec=svn8358&r=7806

but I'm not sure if that made it into 2.0.4 (or whatever) or if it
will be released with 2.1.

On Tue, Jun 29, 2010 at 12:58 AM, Danny Goovaerts
<danny.goovaerts@gmail.com> wrote:
> I have exactly the same request,i.e. use the xs linker together with
> code splitting (I use code splitting to chunk up a rather large
> application (800k), but even then it is advantageous to have caching
> of the js modules when using
> https).
> DId anyone try to make the changes mentioned below? Did you succeed?
>
>
> Thanks in advance,
>
> Danny
>
> On 12 feb, 01:30, Brendan Kenny <bcke...@gmail.com> wrote:
>> On Feb 11, 3:52 pm, Jonas Huckestein <jonas.huckest...@me.com> wrote:
>>
>>
>>
>>
>>
>> > Hi everybody,
>>
>> > does anybody know why thexslinker does not supportcode-splitting?
>> > Are there any other features that are not fully supported?
>>
>> > I am currently trying to build a framework that allows for easy wave
>> > gadget development in GWT (including side-by-side testing of gadgets
>> > in hosted mode). Given the shortcomings of the gwt-gadget linker
>> > (which produces only one huge code file instead of one for each
>> > permutation), we were trying to figure out what else we could do over
>> > at the wave dev group. (you can follow the discussion here:http://groups.google.com/group/google-wave-api/browse_thread/thread/2...
>> > )
>>
>> > It would be nice to get some statement on this from a googler. Since
>> > Wave is developed using GWT I would like to be able to develop
>> > extensions using GWT, as well.
>>
>> > Cheers,
>> > Jonas
>>
>> > --
>> > Jonas Huckesteinhttp://thezukunft.com
>>
>> Hi Jonas,
>>
>> Yes, the iframe (std) linker was the only official primary linker set
>> up to handlecode splitting. I only use that linker and haven't dug
>> too deeply, so I don't know if that was done because of a fundamental
>> problem, for performance/efficiency reasons, or if was just left as an
>> exercise to developers since there wasn't much of a call for it.
>>
>> If it's one of the latter two, it shouldn't be hard to adapt code from
>> the iframe and selectionscript linkers and incorporate it into a
>> version of thexslinker. If you aren't already familiar with it, the
>> key method is doEmitCompilation() in SelectionScriptLinker.
>> CompilationResult artifacts have a String array of the js code
>> associated with that permutation, each entry containing a code
>> fragment. The linker prepares the primary fragment to load correctly,
>> but subsequent fragments are just output directly to a matching
>> subdirectory.
>>
>> http://www.google.com/codesearch/p?hl=en#A1edwVHBClQ/dev/core/src/com...http://www.google.com/codesearch/p?hl=en#A1edwVHBClQ/dev/core/src/com...

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