They are the same class (ie an instance of ShapefileDataStore). There are
actually two implementations (one uses an index and one does not ... by using
the FileDataStoreFinder (with a file) or DataStoreFinder (with a map of
connection parameters) GeoTools should use the correct one.
Jody
On 22/08/2010, at 8:18 PM, Feras Odeh wrote:
> Hello..
>
> I’m trying to read shape file using geotools but the problem is that I see
> the quick start tutorial using this code to read shape file
>
>
> File file = JFileDataStoreChooser.showOpenFile("shp", null);
> if (file == null) {
> return;
> }
>
> FileDataStore store = FileDataStoreFinder.getDataStore(file);
> FeatureSource featureSource = store.getFeatureSource();
>
> // Create a map context and add our shapefile to it
> MapContext map = new DefaultMapContext();
> map.setTitle("Quickstart");
> map.addLayer(featureSource, null);
>
> // Now display the map
> JMapFrame.showMap(map);
>
> And When I search the demo’s within the project I got this code
>
> ShapefileDataStore dstore = null;
>
> DataStore found = repository.dataStore( shapefileURL.toString());
> if( found != null && found instanceof ShapefileDataStore){
> dstore = (ShapefileDataStore) found;
> }
> else {
> try {
> dstore = new ShapefileDataStore(shapefileURL);
>
> } catch (MalformedURLException urlEx) {
> throw new RuntimeException(urlEx);
> }
>
> repository.register( shapefileURL.toString(), dstore
> );
> }
>
> SO which one should I use??
>
> Thanks
> Feras
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