[GraphHopper] get tags using OSMWay

Fred Laurent fredlaurent31 at gmail.com
Thu Jul 9 12:28:18 UTC 2015


Can you explain me how get tags of way eg: name,highway.. using OSMWay?

2015-07-09 14:23 GMT+02:00 Vadim Chelyshov <qtankle at gmail.com>:

>  No, it's absolutely incorrect.
>
>  OSMWay osm = new OSMWay(wayID);
>  System.out.printl("name of way = "+osm.getTag("name"));
>
> What you expect there? You just create new object and it is empty.
>
>
>
> On 09.07.2015 15:03, Fred Laurent wrote:
>
> Is it the correct code ? using OSMWay?
>
> 2015-07-09 11:09 GMT+02:00 Fred Laurent <fredlaurent31 at gmail.com>:
>
>>   hello , I have a problem ..
>>  My code :
>> GraphHopper tmpHopp = new GraphHopper().forMobile();
>>                 tmpHopp.load(new File(mapsFolder,
>> currentArea).getAbsolutePath());
>>                GraphStorage Sgrpah  = tmpHopp.getGraph();
>>                 LocationIndex locationIndex = tmpHopp.getLocationIndex();
>>                 AllEdgesIterator edges = Sgrpah.getAllEdges();
>>                 ArrayList<Integer> id = new ArrayList<Integer>();
>>                 while(edges.next())
>>                     id.add(edges.getEdge());
>>
>>                 EdgeIteratorState edge
>> =locationIndex.findClosest(-18.8918640,47.5355036,
>> EdgeFilter.ALL_EDGES).getClosestEdge();
>>                 tailleEdge =
>> locationIndex.findClosest(-18.8918640,47.5355036,
>> EdgeFilter.ALL_EDGES).getQueryDistance();
>>
>>                 IDEdge = edge.getEdge();
>>
>>  OSMReader osmR = new OSMReader(Sgrpah);
>>         long wayID = osmR.getOsmIdOfInternalEdge(IDEdge);
>>
>>  OSMWay osm = new OSMWay(wayID);
>>  System.out.printl("name of way = "+osm.getTag("name"));
>>
>> I run My app : I have name of way = NULL
>> Why I have NULL but in OSM this not null ?
>>  Thank you
>>  Laurent
>>
>
>
>
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