It works changing to "the_geom"!!
Thank you very very much!!!
Best regards!
Cris
2014-11-13 14:23 GMT+01:00 Andy Turner <a.g.d.tur...@leeds.ac.uk>:
> Hi Cris,
>
>
>
> Not got time to try it right now, but another quick thing to try is to
> rename “Location” to “the_geom”. I’ll try to have a look in a bit…
>
>
>
> Andy
>
> *From:* Cris Lacumba [mailto:cris.lacu...@gmail.com]
> *Sent:* 13 November 2014 13:09
> *To:* Andy Turner
> *Cc:* geotools-gt2-users@lists.sourceforge.net
> *Subject:* Re: [Geotools-gt2-users] Fwd: [Create a SHP file with a
> polygon]
>
>
>
> Hello Andy,
>
>
>
> There is no problema with the file path. In fact that code creates a .shp,
> .dbf, .fix, .prj and .shx files perfectly.
>
> However, I can see the data (columns with Data1 and Data2 values) in the
> table, but the geometry does not appear. That's the problem.
>
>
>
> Can some of you try this code and try to open it in a GIS viewer? And see
> why geometry does not appear?
>
>
>
> Thanks again!
>
>
>
> Cris
>
>
>
> 2014-11-13 12:48 GMT+01:00 Andy Turner <a.g.d.tur...@leeds.ac.uk>:
>
> Hi Cris,
>
> Not sure. The ruta filename looks a bit odd to me with backslashes. Do you
> get the same problem if you replace the "\" with "/"?
>
> Andy
>
> ________________________________________
> From: Cris Lacumba [cris.lacu...@gmail.com]
> Sent: 13 November 2014 10:42
> To: geotools-gt2-users@lists.sourceforge.net
> Subject: [Geotools-gt2-users] Fwd: [Create a SHP file with a polygon]
>
>
> Hello to all,
>
> I'm trying to create a SHP with a simple polygon but I'm not able to
> achieve it.
>
> Here is my sample code:
>
> --
>
>
> package GeotoolsPruebas;
>
> import java.io.File;
>
> import java.io.Serializable;
>
> import java.util.HashMap;
>
> import java.util.Map;
>
> import com.vividsolutions.jts.geom.Coordinate;
>
> import com.vividsolutions.jts.geom.GeometryFactory;
>
> import com.vividsolutions.jts.geom.LinearRing;
>
> import com.vividsolutions.jts.geom.Polygon;
>
> import org.geotools.data.DefaultTransaction;
>
> import org.geotools.data.Transaction;
>
> import org.geotools.data.shapefile.ShapefileDataStore;
>
> import org.geotools.data.shapefile.ShapefileDataStoreFactory;
>
> import org.geotools.data.simple.SimpleFeatureSource;
>
> import org.geotools.data.simple.SimpleFeatureStore;
>
> import org.geotools.feature.DefaultFeatureCollection;
>
> import org.geotools.feature.simple.SimpleFeatureBuilder;
>
> import org.geotools.feature.simple.SimpleFeatureTypeBuilder;
>
> import org.geotools.geometry.jts.JTSFactoryFinder;
>
> import org.geotools.referencing.crs.DefaultGeographicCRS;
>
> import org.opengis.feature.simple.SimpleFeature;
>
> import org.opengis.feature.simple.SimpleFeatureType;
>
> public class PruebaGeotools {
>
> public PruebaGeotools() {
>
> //Create de SHP Type
>
> SimpleFeatureType TYPE = createFeatureType();
>
> DefaultFeatureCollection collection = new DefaultFeatureCollection();
>
> try {
>
> GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory();
>
> Coordinate[] coords =
>
> new Coordinate[] {new Coordinate(4, 0), new Coordinate(2, 2),
>
> new Coordinate(4, 4), new Coordinate(6, 2), new Coordinate(4, 0) };
>
> LinearRing ring = geometryFactory.createLinearRing( coords );
>
> LinearRing holes[] = null; // use LinearRing[] to represent holes
>
> Polygon polygon = geometryFactory.createPolygon(ring, holes );
>
>
>
> SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder(TYPE);
>
> featureBuilder.add(polygon);
>
> featureBuilder.add("Data1");
>
> featureBuilder.add("Data2");
>
> SimpleFeature feature = featureBuilder.buildFeature("Element 1");
>
> collection.add(feature);
>
> //SAVE DATA TO A FILE
>
> String ruta = "C:\\Data\\Test.shp";
>
> File file = new File(ruta);
>
> ShapefileDataStoreFactory dataStoreFactory = new
> ShapefileDataStoreFactory();
>
> Map<String, Serializable> params = new HashMap<String, Serializable>();
>
> params.put("url", file.toURI().toURL());
>
> params.put("create spatial index", Boolean.TRUE);
>
> ShapefileDataStore newDataStore = (ShapefileDataStore)
> dataStoreFactory.createNewDataStore(params);
>
> newDataStore.createSchema(TYPE);
>
> newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
>
> /*
>
> * Write the features to the shapefile
>
> */
>
> Transaction transaction = new DefaultTransaction("create");
>
> String typeName = newDataStore.getTypeNames()[0];
>
> SimpleFeatureSource featureSource =
> newDataStore.getFeatureSource(typeName);
>
> if (featureSource instanceof SimpleFeatureStore) {
>
> SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
>
> featureStore.setTransaction(transaction);
>
> try {
>
> //ADD ALL THE FEATURES
>
> featureStore.addFeatures(collection);
>
> transaction.commit();
>
> } catch (Exception problem) {
>
> problem.printStackTrace();
>
> transaction.rollback();
>
> } finally {
>
> transaction.close();
>
> }
>
> System.exit(0); // success!
>
> } else {
>
> System.out.println(typeName + " does not support read/write access");
>
> System.exit(1);
>
> }
>
> } catch(Exception e) {
>
> e.printStackTrace();
>
> }
>
> }
>
> private static SimpleFeatureType createFeatureType() {
>
> SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder();
>
> builder.setName("Location");
>
> builder.setCRS(DefaultGeographicCRS.WGS84); // <- Coordinate reference
> system
>
> // add attributes in order
>
> builder.add("Location", Polygon.class);
>
> builder.length(15).add("Name1", String.class); // <- 15 chars width for
> name field
>
> builder.length(15).add("Name2", String.class); // <- 15 chars width for
> name field
>
> // build the type
>
> final SimpleFeatureType LOCATION = builder.buildFeatureType();
>
> return LOCATION;
>
> }
>
>
>
> public static void main(String args[]) {
>
> PruebaGeotools objPruebaGeotools = new PruebaGeotools();
>
> }
>
> }
>
>
> --
>
> What I'm doing wrong?
>
> Thanks in advance!
>
> Regards
>
> Cris
>
>
>
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