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comparison flys-artifacts/src/main/java/de/intevation/flys/utils/GeometryUtils.java @ 1107:005c2964f9af

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Use the correct SRID while reading GeoJSON barriers and writing line/polygon shapefiles. flys-artifacts/trunk@2610 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 30 Aug 2011 14:13:06 +0000
parents e9f66d63bdd0
children 5b1198c27d43
comparison
equal deleted inserted replaced
1106:e9f66d63bdd0 1107:005c2964f9af
12 import com.vividsolutions.jts.geom.Coordinate; 12 import com.vividsolutions.jts.geom.Coordinate;
13 import com.vividsolutions.jts.geom.Geometry; 13 import com.vividsolutions.jts.geom.Geometry;
14 14
15 import org.opengis.feature.simple.SimpleFeature; 15 import org.opengis.feature.simple.SimpleFeature;
16 import org.opengis.feature.simple.SimpleFeatureType; 16 import org.opengis.feature.simple.SimpleFeatureType;
17 import org.opengis.referencing.crs.CoordinateReferenceSystem;
17 18
18 import org.geotools.data.DataStoreFactorySpi; 19 import org.geotools.data.DataStoreFactorySpi;
19 import org.geotools.data.DataUtilities;
20 import org.geotools.data.FeatureStore; 20 import org.geotools.data.FeatureStore;
21 import org.geotools.data.DefaultTransaction; 21 import org.geotools.data.DefaultTransaction;
22 import org.geotools.data.Transaction; 22 import org.geotools.data.Transaction;
23 import org.geotools.data.shapefile.ShapefileDataStore; 23 import org.geotools.data.shapefile.ShapefileDataStore;
24 import org.geotools.data.shapefile.ShapefileDataStoreFactory; 24 import org.geotools.data.shapefile.ShapefileDataStoreFactory;
25 import org.geotools.feature.FeatureIterator; 25 import org.geotools.feature.FeatureIterator;
26 import org.geotools.feature.FeatureCollection; 26 import org.geotools.feature.FeatureCollection;
27 import org.geotools.feature.SchemaException; 27 import org.geotools.feature.SchemaException;
28 import org.geotools.feature.simple.SimpleFeatureTypeBuilder; 28 import org.geotools.feature.simple.SimpleFeatureTypeBuilder;
29 import org.geotools.geojson.feature.FeatureJSON; 29 import org.geotools.geojson.feature.FeatureJSON;
30 import org.geotools.referencing.crs.DefaultGeographicCRS;
31 30
32 31
33 public class GeometryUtils { 32 public class GeometryUtils {
34 33
35 private GeometryUtils() { 34 private GeometryUtils() {
53 52
54 return "" + c[0].x + " " + c[1].y + " " + c[1].x + " " + c[0].y; 53 return "" + c[0].x + " " + c[1].y + " " + c[1].x + " " + c[0].y;
55 } 54 }
56 55
57 56
58 /** 57 public static SimpleFeatureType buildFeatureType(
59 * Returns a SimpleFeatureType used while parsing the GeoJSON string that 58 String name,
60 * represents the barriers entered by the user. 59 String srs,
61 * 60 Class geometryType,
62 * @param srs The SRS that is used by the GeoJSON string. 61 CoordinateReferenceSystem crs)
63 * 62 throws SchemaException
64 * @return a SimpleFeatureType. 63 {
65 */
66 public static SimpleFeatureType buildBarriersFeatureType(String srs) {
67 SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder(); 64 SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder();
68 65
69 builder.setName("flys"); 66 builder.setName("flys");
70 builder.setNamespaceURI("http://www.intevation.de/"); 67 builder.setNamespaceURI("http://www.intevation.de/");
68 builder.setCRS(crs);
71 builder.setSRS(srs); 69 builder.setSRS(srs);
72 builder.setDefaultGeometry("geometry");
73 70
74 builder.add("geometry", org.opengis.geometry.Geometry.class); 71 builder.add("geometry", geometryType, crs);
75 72
76 return builder.buildFeatureType(); 73 return builder.buildFeatureType();
77 }
78
79
80 public static SimpleFeatureType buildFeatureType(
81 String name, String srid, String geometryType)
82 throws SchemaException
83 {
84 String schema = "geom:" + geometryType + ":srid=" + srid;
85
86 return DataUtilities.createType(name, schema);
87 } 74 }
88 75
89 76
90 public static List<SimpleFeature> parseGeoJSON( 77 public static List<SimpleFeature> parseGeoJSON(
91 String geojson, SimpleFeatureType ft 78 String geojson, SimpleFeatureType ft
123 110
124 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory(); 111 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory();
125 112
126 ShapefileDataStore newDataStore = 113 ShapefileDataStore newDataStore =
127 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params); 114 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params);
128
129 newDataStore.createSchema(featureType); 115 newDataStore.createSchema(featureType);
130 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
131 116
132 Transaction transaction = new DefaultTransaction("create"); 117 Transaction transaction = new DefaultTransaction("create");
133 118
134 String typeName = newDataStore.getTypeNames()[0]; 119 String typeName = newDataStore.getTypeNames()[0];
135 120
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