[Marble-devel] Review Request: MarbleRunner new Capability: Parsing files

[Bernhard Beschow]

> On Aug. 1, 2011, 5:20 p.m., Bernhard Beschow wrote:
> >
> 
> Thibaut Gridel wrote:
>     All those are copied from other retrieve*.
>     I was hesitant wether to :
>     a) stop at first returned document, clear all other parsers and be done,
>     b) send one signal per succesful parsing with multiple plugins,
>     c) or wait till everyone finished and pick best (to be determined) result.
>     
>     For now I expect plugin not to provide a valid document if they are not able to parse, and also expect only one to provide results.
>     The implementation therefore is b) being a bit loose on checking multiple valid results.
>     The expectations may change if we have for example multiple backends to parse a file. (a plugin for gpsbabel comes in mind). In such a case, we may want to go for a) through fastest (and kill other plugins, reason to keep the QList)
>     or c) waiting and picking best result.
>     
>     On the rationale of not prospective coding, i will remove the qlist and clearing slot for now.
>     
>     What do you think?

Hmm, interesting insights. What about adding a proper comment, for the record? To me, it wasn't very obvious that you expect exactly one plugin to provide a useful result.

Moreover, I'm all for the principle of non-prospective coding. :)


- Bernhard


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On July 17, 2011, 11:18 p.m., Thibaut Gridel wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://git.reviewboard.kde.org/r/101991/
> -----------------------------------------------------------
> 
> (Updated July 17, 2011, 11:18 p.m.)
> 
> 
> Review request for Marble.
> 
> 
> Summary
> -------
> 
> This patch provides a new capability in the MarbleRunners, in order to parse files with various parsers in parallel.
> It will be followed by plugins matching the current files recognised in FileLoader and GeoData parser.
> 
> 
> Diffs
> -----
> 
>   src/lib/MarbleAbstractRunner.h fe01370 
>   src/lib/MarbleAbstractRunner.cpp 06855f4 
>   src/lib/MarbleRunnerManager.h db4c0f3 
>   src/lib/MarbleRunnerManager.cpp cf59db5 
>   src/lib/RunnerPlugin.h 8754933 
>   src/lib/RunnerTask.h d69844c 
>   src/lib/RunnerTask.cpp 19047ed 
> 
> Diff: http://git.reviewboard.kde.org/r/101991/diff
> 
> 
> Testing
> -------
> 
> Further patches integrate this framework and successfully replace existing implementation.
> 
> 
> Thanks,
> 
> Thibaut
> 
>

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