[mkgmap-dev] Splitter: Assertion on very large node id

Thu Mar 3 09:31:18 GMT 2016

Thanks, Gerd, for looking into this. The problem is now nailed down to 
one of the other address files that are merged with the planet file. So 
there is currently no need to change Splitter's code.

On 02/03/2016 07:09, Gerd Petermann wrote:
> Hi Lambertus,
>
> maybe the problem is related to the file size of planet file (~32GB)
> I've added those assertions to detect possible IO errors. If you like,
> I can try to add code to report the last node that was processed before.
>
> Gerd
>
> ________________________________________
> Von: mkgmap-dev-bounces at lists.mkgmap.org.uk <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von Lambertus <osm at na1400.info>
> Gesendet: Dienstag, 1. März 2016 14:15
> An: Development list for mkgmap
> Betreff: [mkgmap-dev] Splitter: Assertion on very large node id
>
> Using an o5m file with a huge node-id seems to break splitter-r427:
>
> [..]
> 3,200,000,000 nodes processed... id=3982721872
> 3,210,000,000 nodes processed... id=200000782524
> Exception in thread "main" java.lang.AssertionError
>           at
> uk.me.parabola.splitter.O5mMapParser.readNode(O5mMapParser.java:260)
>           at
> uk.me.parabola.splitter.O5mMapParser.readFile(O5mMapParser.java:187)
>           at
> uk.me.parabola.splitter.O5mMapParser.parse(O5mMapParser.java:133)
>           at uk.me.parabola.splitter.Main.processOSMFiles(Main.java:1396)
>           at uk.me.parabola.splitter.Main.processMap(Main.java:908)
>           at uk.me.parabola.splitter.Main.calculateAreas(Main.java:599)
>           at uk.me.parabola.splitter.Main.split(Main.java:256)
>           at uk.me.parabola.splitter.Main.start(Main.java:185)
>           at uk.me.parabola.splitter.Main.main(Main.java:155)
>
> The o5m file is a combination of a recent planet dump and an address
> file for France, from here (banco-france-o5m.zip):
> https://github.com/ligfietser/mkgmap-style-sheets/tree/master/resources
>
> It looks like a signed 32 bit integer problem? Splitter is running on
> Linux x86_64, Java OpenJDK 1.7.0_95 64-bit (mixed mode).
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