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Merge pull request #8 from ngageoint/develop
Develop to Master, 1.0.2 updates
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231
src/main/java/mil/nga/wkb/util/GeometryJSONCompatible.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,231 @@ | ||
| package mil.nga.wkb.util; | ||
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| import java.util.ArrayList; | ||
| import java.util.HashMap; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| import mil.nga.wkb.geom.CircularString; | ||
| import mil.nga.wkb.geom.CompoundCurve; | ||
| import mil.nga.wkb.geom.Geometry; | ||
| import mil.nga.wkb.geom.GeometryCollection; | ||
| import mil.nga.wkb.geom.GeometryType; | ||
| import mil.nga.wkb.geom.LineString; | ||
| import mil.nga.wkb.geom.MultiLineString; | ||
| import mil.nga.wkb.geom.MultiPoint; | ||
| import mil.nga.wkb.geom.MultiPolygon; | ||
| import mil.nga.wkb.geom.Point; | ||
| import mil.nga.wkb.geom.Polygon; | ||
| import mil.nga.wkb.geom.PolyhedralSurface; | ||
| import mil.nga.wkb.geom.TIN; | ||
| import mil.nga.wkb.geom.Triangle; | ||
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| /** | ||
| * JSON compatible object representation of a Geometry | ||
| * | ||
| * @author osbornb | ||
| * @since 1.0.2 | ||
| */ | ||
| public class GeometryJSONCompatible { | ||
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| /** | ||
| * Get a Geometry object that is JSON compatible | ||
| * | ||
| * @param geometry | ||
| * geometry | ||
| * @return geometry JSON object | ||
| */ | ||
| public static Object getJSONCompatibleGeometry(Geometry geometry) { | ||
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| Map<String, Object> jsonObject = new HashMap<>(); | ||
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| Object geometryObject = null; | ||
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| GeometryType geometryType = geometry.getGeometryType(); | ||
| switch (geometryType) { | ||
| case POINT: | ||
| geometryObject = getPoint((Point) geometry); | ||
| break; | ||
| case LINESTRING: | ||
| geometryObject = getLineString((LineString) geometry); | ||
| break; | ||
| case POLYGON: | ||
| geometryObject = getPolygon((Polygon) geometry); | ||
| break; | ||
| case MULTIPOINT: | ||
| geometryObject = getMultiPoint((MultiPoint) geometry); | ||
| break; | ||
| case MULTILINESTRING: | ||
| geometryObject = getMultiLineString((MultiLineString) geometry); | ||
| break; | ||
| case MULTIPOLYGON: | ||
| geometryObject = getMultiPolygon((MultiPolygon) geometry); | ||
| break; | ||
| case CIRCULARSTRING: | ||
| geometryObject = getLineString((CircularString) geometry); | ||
| break; | ||
| case COMPOUNDCURVE: | ||
| geometryObject = getCompoundCurve((CompoundCurve) geometry); | ||
| break; | ||
| case POLYHEDRALSURFACE: | ||
| geometryObject = getPolyhedralSurface((PolyhedralSurface) geometry); | ||
| break; | ||
| case TIN: | ||
| geometryObject = getPolyhedralSurface((TIN) geometry); | ||
| break; | ||
| case TRIANGLE: | ||
| geometryObject = getPolygon((Triangle) geometry); | ||
| break; | ||
| case GEOMETRYCOLLECTION: | ||
| List<Object> jsonGeoCollectionObject = new ArrayList<>(); | ||
| @SuppressWarnings("unchecked") | ||
| GeometryCollection<Geometry> geomCollection = (GeometryCollection<Geometry>) geometry; | ||
| List<Geometry> geometries = geomCollection.getGeometries(); | ||
| for (int i = 0; i < geometries.size(); i++) { | ||
| Geometry subGeometry = geometries.get(i); | ||
| jsonGeoCollectionObject | ||
| .add(getJSONCompatibleGeometry(subGeometry)); | ||
| } | ||
| geometryObject = jsonGeoCollectionObject; | ||
| break; | ||
| default: | ||
| } | ||
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| if (geometryObject != null) { | ||
| jsonObject.put(geometryType.getName(), geometryObject); | ||
| } | ||
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| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get Point object | ||
| * | ||
| * @param point | ||
| * @return point object | ||
| */ | ||
| private static Object getPoint(Point point) { | ||
| Map<String, Double> jsonObject = new HashMap<>(); | ||
| jsonObject.put("x", point.getX()); | ||
| jsonObject.put("y", point.getY()); | ||
| if (point.hasZ()) { | ||
| jsonObject.put("z", point.getZ()); | ||
| } | ||
| if (point.hasM()) { | ||
| jsonObject.put("m", point.getM()); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get MultiPoint object | ||
| * | ||
| * @param multiPoint | ||
| * @return multi point object | ||
| */ | ||
| private static Object getMultiPoint(MultiPoint multiPoint) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<Point> points = multiPoint.getPoints(); | ||
| for (int i = 0; i < points.size(); i++) { | ||
| Point point = points.get(i); | ||
| jsonObject.add(getPoint(point)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get LineString object | ||
| * | ||
| * @param lineString | ||
| * @return line string object | ||
| */ | ||
| private static Object getLineString(LineString lineString) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| for (Point point : lineString.getPoints()) { | ||
| jsonObject.add(getPoint(point)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get MultiLineString object | ||
| * | ||
| * @param multiLineString | ||
| * @return multi line string object | ||
| */ | ||
| private static Object getMultiLineString(MultiLineString multiLineString) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<LineString> lineStrings = multiLineString.getLineStrings(); | ||
| for (int i = 0; i < lineStrings.size(); i++) { | ||
| LineString lineString = lineStrings.get(i); | ||
| jsonObject.add(getLineString(lineString)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get Polygon object | ||
| * | ||
| * @param polygon | ||
| * @return polygon object | ||
| */ | ||
| private static Object getPolygon(Polygon polygon) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<LineString> rings = polygon.getRings(); | ||
| for (int i = 0; i < rings.size(); i++) { | ||
| LineString ring = rings.get(i); | ||
| jsonObject.add(getLineString(ring)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get MultiPolygon object | ||
| * | ||
| * @param multiPolygon | ||
| * @return multi polygon object | ||
| */ | ||
| private static Object getMultiPolygon(MultiPolygon multiPolygon) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<Polygon> polygons = multiPolygon.getPolygons(); | ||
| for (int i = 0; i < polygons.size(); i++) { | ||
| Polygon polygon = polygons.get(i); | ||
| jsonObject.add(getPolygon(polygon)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get CompoundCurve object | ||
| * | ||
| * @param compoundCurve | ||
| * @return compound curve object | ||
| */ | ||
| private static Object getCompoundCurve(CompoundCurve compoundCurve) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<LineString> lineStrings = compoundCurve.getLineStrings(); | ||
| for (int i = 0; i < lineStrings.size(); i++) { | ||
| LineString lineString = lineStrings.get(i); | ||
| jsonObject.add(getLineString(lineString)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| /** | ||
| * Get PolyhedralSurface object | ||
| * | ||
| * @param polyhedralSurface | ||
| * @return polyhedral surface object | ||
| */ | ||
| private static Object getPolyhedralSurface( | ||
| PolyhedralSurface polyhedralSurface) { | ||
| List<Object> jsonObject = new ArrayList<>(); | ||
| List<Polygon> polygons = polyhedralSurface.getPolygons(); | ||
| for (int i = 0; i < polygons.size(); i++) { | ||
| Polygon polygon = polygons.get(i); | ||
| jsonObject.add(getPolygon(polygon)); | ||
| } | ||
| return jsonObject; | ||
| } | ||
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| } |