Could I ask you to move conversation open to udig-...@locationtech.org - this email list should be shut off by now :)
On Wed, Aug 14, 2013 at 4:40 PM, Amit Shukla <ami...@indictranstech.com>wrote: > Hello there , > > I am working udig 1.3.2 . I have created shapefile using resultset and > render. > by refering this tutorial geotool csv to > shp<http://docs.geotools.org/stable/tutorials/feature/csv2shp.html> > . > > I have added layer programatically it render successfully but when i > restart the udig then error displays at bottom as "*There was no renderer > found capable of rendering this layer*" > > I dont no what i am missing here is my code > /*create shapefile */ > public void writeShapeFile(ResultSet rs, File outputShapeFile) throws > SQLException, > SchemaException, ParseException, IOException { > > System.out.println("file path :->>>>> "+outputShapeFile); > > final String geomColumnName = "the_geom"; > final int srid = 32644; > CoordinateReferenceSystem crs = null; > try { > crs = CRS.decode("EPSG:32644"); > } catch (NoSuchAuthorityCodeException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } catch (FactoryException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } > String geomType = "Point"; > > ResultSetMetaData metaData = rs.getMetaData(); > int numberOfColumns = metaData.getColumnCount(); > ArrayList<String> columnNames = new ArrayList<String>(); > ArrayList<String> columnTypes = new ArrayList<String>(); > for (int i = 0; i < numberOfColumns; i++) { > if (metaData.getColumnLabel(i + > 1).equalsIgnoreCase("the_geom")) { > columnNames.add(0, metaData.getColumnLabel(i + 1)); > columnTypes.add(0, metaData.getColumnTypeName(i + 1)); > } else { > columnNames.add(metaData.getColumnLabel(i + 1)); > columnTypes.add(metaData.getColumnTypeName(i + 1)); > > } > } > > StringBuilder stringBuilder = new StringBuilder(); > > stringBuilder.append("location:" + geomType + ":srid=" + srid + > ","); > > /* > * Iterate incoming List. Contains column name and its data type > */ > // for (Iterator<String> iterator = columnNames.iterator(); > iterator.hasNext();) { > for (int i = 0; i < columnNames.size(); i++) { > String columnName = columnNames.get(i); > String columnType = columnTypes.get(i); > if (columnName.equalsIgnoreCase(geomColumnName)) { > continue; > } > > if (i < columnNames.size() - 1) { > stringBuilder.append(columnName + ":" + "String"); > stringBuilder.append(","); > } else { > stringBuilder.append(columnName + ":" + "String"); > } > > } > > String columns = stringBuilder.toString(); > final SimpleFeatureType TYPE = > DataUtilities.createType("Location", columns); > > List<SimpleFeature> features = new ArrayList<SimpleFeature>(); > SimpleFeatureBuilder featureBuilder = new > SimpleFeatureBuilder(TYPE); > > Geometry geom = null; > String wkb = null; > MultiPolygon multipolygon = null; > MultiLineString multiLineString = null; > MultiPoint multipoint = null; > while (rs.next()) { > try { > for (Iterator<String> iterator = columnNames.iterator(); > iterator.hasNext();) { > String columnName = (String) iterator.next(); > > if (columnName.equalsIgnoreCase(geomColumnName)) { > wkb = rs.getString(columnName); > byte[] aux = WKBReader.hexToBytes(wkb); > geom = new WKBReader().read(aux); > Point[] pointArray = new > Point[geom.getNumGeometries()]; > for (int i = 0; i < geom.getNumGeometries(); > i++) { > Geometry partGeometry = > geom.getGeometryN(i); > pointArray[i] = new Point(new > CoordinateArraySequence( > partGeometry.getCoordinates()), > new GeometryFactory( > new PrecisionModel(), srid)); > } > multipoint = new MultiPoint(pointArray, new > GeometryFactory( > new PrecisionModel(), srid)); > featureBuilder.add(multipoint); > } else { > featureBuilder.add(rs.getString(columnName)); > } > } > > SimpleFeature simpleFeature = > featureBuilder.buildFeature(null); > features.add(simpleFeature); > > } finally { > geom = null; > wkb = null; > multipolygon = null; > multiLineString = null; > multipoint = null; > } > } > > ShapefileDataStoreFactory dataStoreFactory = new > ShapefileDataStoreFactory(); > > Map<String, Serializable> params = new HashMap<String, > Serializable>(); > params.put("url", outputShapeFile.toURI().toURL()); > params.put("create spatial index", Boolean.TRUE); > > ShapefileDataStore shapefileDataStore = (ShapefileDataStore) > dataStoreFactory > .createNewDataStore(params); > //System.out.println("feature type" + TYPE); > shapefileDataStore.createSchema(TYPE); > // shapefileDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84); > shapefileDataStore.forceSchemaCRS(crs); > > Transaction transaction = new DefaultTransaction("create"); > String typeName = shapefileDataStore.getTypeNames()[0]; > SimpleFeatureSource featureSource = > shapefileDataStore.getFeatureSource(typeName); > > if (featureSource instanceof SimpleFeatureStore) { > SimpleFeatureStore featureStore = (SimpleFeatureStore) > featureSource; > > SimpleFeatureCollection collection = new > ListFeatureCollection(TYPE, features); > featureStore.setTransaction(transaction); > > featureStore.addFeatures(collection); > transaction.commit(); > } > > transaction.close(); > } > > /*loading layer programatically*/ > URL fileUrl = null; > try { > fileUrl = file.toURI().toURL(); > } catch (MalformedURLException e1) { > e1.printStackTrace(); > } > CatalogPlugin cp = CatalogPlugin.getDefault(); > IServiceFactory sf = cp.getServiceFactory(); > List<IService> services = sf.createService(fileUrl); > List<IGeoResource> resources = new ArrayList<IGeoResource>(); > for( IService service : services ) { > List<? extends IGeoResource> geoResource = null; > try { > geoResource = service.resources(new NullProgressMonitor()); > }catch (IOException e) { > > e.printStackTrace(); > } > if (geoResource != null) { > for( IGeoResource iGeoResource : geoResource ) { > resources.add(iGeoResource); > } > } > } > ApplicationGIS.addLayersToMap(ApplicationGIS.getActiveMap(), resources, > -1, null, true); > > It works fine but when restart the application error occured for that > layer. > Can anyone help me to solve this issue ??? > > Thanks > Amit > > _______________________________________________ > User-friendly Desktop Internet GIS (uDig) > http://udig.refractions.net > http://lists.refractions.net/mailman/listinfo/udig-devel > >
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