com.spatial4j.core.context.SpatialContext Java Examples
The following examples show how to use
com.spatial4j.core.context.SpatialContext.
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Example #1
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 6 votes |
@Test public void test28() throws ParseException { SpatialContext ctx = SpatialContext.GEO; ShapeReadWriter<SpatialContext> shapeReadWriter = new ShapeReadWriter<SpatialContext>(ctx); int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); String writeSpatialArgs = SpatialArgsParser.writeSpatialArgs(args, shapeReadWriter); // This has to be done because of rounding. SpatialArgs spatialArgs = SpatialArgsParser.parse(writeSpatialArgs, shapeReadWriter); Query q1 = sq(strategy.makeQuery(spatialArgs)); Query q = parseSq("a.id_gis:\"" + writeSpatialArgs + "\""); boolean equals = q1.equals(q); assertTrue(equals); }
Example #2
Source File: SpatialRecursivePrefixTreeStrategyFieldTypeDefinition.java From incubator-retired-blur with Apache License 2.0 | 6 votes |
@Override public void configure(String fieldNameForThisInstance, Map<String, String> properties, Configuration configuration) { _ctx = SpatialContext.GEO; _grid = getSpatialPrefixTree(fieldNameForThisInstance, properties); boolean docValue = false; if (properties.get(DOC_VALUE) != null) { docValue = true; } _strategy = new RecursivePrefixTreeStrategy(_grid, fieldNameForThisInstance, docValue); _shapeReadWriter = new ShapeReadWriter<SpatialContext>(_ctx); addSupportedIndexedShapes(Shape.class); addSupportedOperations(SpatialOperation.IsDisjointTo); addSupportedOperations(SpatialOperation.Intersects); addSupportedOperations(SpatialOperation.IsWithin); addSupportedOperations(SpatialOperation.Contains); }
Example #3
Source File: ORectangleShapeFactory.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Shape makeShape(OCompositeKey key, SpatialContext ctx) { Point[] points = new Point[2]; int i = 0; for (Object o : key.getKeys()) { List<Number> numbers = (List<Number>) o; double lat = ((Double) OType.convert(numbers.get(0), Double.class)).doubleValue(); double lng = ((Double) OType.convert(numbers.get(1), Double.class)).doubleValue(); points[i] = ctx.makePoint(lng, lat); i++; } return ctx.makeRectangle(points[0], points[1]); }
Example #4
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Test public void test47() throws ParseException { SpatialContext ctx = SpatialContext.GEO; int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); Query q1 = sq(strategy.makeQuery(args)); Query q = parseSq("<a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\">"); boolean equals = q1.equals(q); assertTrue(equals); }
Example #5
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Test public void test46() throws ParseException { SpatialContext ctx = SpatialContext.GEO; int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); Query q1 = sq(bq(bc_m(strategy.makeQuery(args)), bc(tq("rowid", "12345")))); Query q = parseSq("<+a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\" rowid:12345>"); boolean equals = q1.equals(q); assertTrue(equals); }
Example #6
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Test public void test45() throws ParseException { SpatialContext ctx = SpatialContext.GEO; int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); Query q1 = sq(bq(bc_m(strategy.makeQuery(args)))); Query q = parseSq("<+a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\">"); boolean equals = q1.equals(q); assertTrue(equals); }
Example #7
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Test public void test30() throws ParseException { SpatialContext ctx = SpatialContext.GEO; int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); Query q1 = sq(strategy.makeQuery(args)); Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\""); boolean equals = q1.equals(q); assertTrue(equals); }
Example #8
Source File: SuperParserTest.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Test public void test29() throws ParseException { SpatialContext ctx = SpatialContext.GEO; int maxLevels = 11; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels); RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis", false); Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM)); SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle); Query q1 = sq(strategy.makeQuery(args)); Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0km))\""); boolean equals = q1.equals(q); assertTrue(equals); }
Example #9
Source File: SpatialPointVectorStrategyFieldTypeDefinition.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Override public void configure(String fieldNameForThisInstance, Map<String, String> properties, Configuration configuration) { _ctx = SpatialContext.GEO; _strategy = new PointVectorStrategy(_ctx, fieldNameForThisInstance); _shapeReadWriter = new ShapeReadWriter<SpatialContext>(_ctx); _alternateFieldNames = Arrays.asList(fieldNameForThisInstance + PointVectorStrategy.SUFFIX_X, fieldNameForThisInstance + PointVectorStrategy.SUFFIX_Y); addSupportedIndexedShapes(Point.class); addSupportedOperations(SpatialOperation.Intersects); }
Example #10
Source File: SpatialTermQueryPrefixTreeStrategyFieldTypeDefinition.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
@Override public void configure(String fieldNameForThisInstance, Map<String, String> properties, Configuration configuration) { _ctx = SpatialContext.GEO; boolean docValue = false; if (properties.get(DOC_VALUE) != null) { docValue = true; } _grid = getSpatialPrefixTree(fieldNameForThisInstance, properties); _strategy = new TermQueryPrefixTreeStrategy(_grid, fieldNameForThisInstance, docValue); _shapeReadWriter = new ShapeReadWriter<SpatialContext>(_ctx); addSupportedIndexedShapes(Point.class); addSupportedOperations(SpatialOperation.Intersects); }
Example #11
Source File: SpatialArgsParser.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
/** * Parses a string such as "Intersects(-10,20,-8,22) distErrPct=0.025". * * @param v * The string to parse. Mandatory. * @param shapeReadWriter * The spatial shapeReadWriter. Mandatory. * @return Not null. * @throws IllegalArgumentException * If there is a problem parsing the string. * @throws InvalidShapeException * Thrown from {@link ShapeReadWriter#readShape(String)} */ public static SpatialArgs parse(String v, ShapeReadWriter<SpatialContext> shapeReadWriter) throws IllegalArgumentException, InvalidShapeException { int idx = v.indexOf('('); int edx = v.lastIndexOf(')'); if (idx < 0 || idx > edx) { throw new IllegalArgumentException("missing parens: " + v, null); } SpatialOperation op = SpatialOperation.get(v.substring(0, idx).trim()); String body = v.substring(idx + 1, edx).trim(); if (body.length() < 1) { throw new IllegalArgumentException("missing body : " + v, null); } Shape shape = shapeReadWriter.readShape(body); SpatialArgs args = new SpatialArgs(op, shape); if (v.length() > (edx + 1)) { body = v.substring(edx + 1).trim(); if (body.length() > 0) { Map<String, String> aa = parseMap(body); args.setDistErrPct(readDouble(aa.remove(DIST_ERR_PCT))); args.setDistErr(readDouble(aa.remove(DIST_ERR))); if (!aa.isEmpty()) { throw new IllegalArgumentException("unused parameters: " + aa, null); } } } args.validate(); return args; }
Example #12
Source File: SpatialArgsParser.java From incubator-retired-blur with Apache License 2.0 | 5 votes |
/** Writes a close approximation to the parsed input format. */ public static String writeSpatialArgs(SpatialArgs args, ShapeReadWriter<SpatialContext> shapeReadWriter) { StringBuilder str = new StringBuilder(); str.append(args.getOperation().getName()); str.append('('); str.append(shapeReadWriter.writeShape(args.getShape())); if (args.getDistErrPct() != null) str.append(" distErrPct=").append(String.format(Locale.ROOT, "%.2f%%", args.getDistErrPct() * 100d)); if (args.getDistErr() != null) str.append(" distErr=").append(args.getDistErr()); str.append(')'); return str.toString(); }
Example #13
Source File: OPolygonShapeFactory.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Shape makeShape(OCompositeKey key, SpatialContext ctx) { SpatialContext ctx1 = JtsSpatialContext.GEO; String value = key.getKeys().get(0).toString(); try { return ctx1.getWktShapeParser().parse(value); } catch (ParseException e) { OLogManager.instance().error(this, "Error on making shape", e); } return null; }
Example #14
Source File: NavUtils.java From Real-Time-Taxi-Dispatch-Simulator with MIT License | 5 votes |
/** * Returns distance (in meters) between 2 points. * * @param point1 Must not be null * @param point2 Must not be null * @return distance in meters */ public static double getDistance(Point point1, Point point2) { Assert.notNull(point1, "point1 must not be null"); Assert.notNull(point2, "point2 must not be null"); final SpatialContext ctx = SpatialContext.GEO; com.spatial4j.core.shape.Point p1 = ctx.makePoint(point1.getLongitude(), point1.getLatitude()); com.spatial4j.core.shape.Point p2 = ctx.makePoint(point2.getLongitude(), point2.getLatitude()); return DistanceUtils.degrees2Dist(ctx.getDistCalc().distance(p1, p2), DistanceUtils.EARTH_MEAN_RADIUS_KM) * 1000; }
Example #15
Source File: OShapeFactoryImpl.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Shape makeShape(OCompositeKey key, SpatialContext ctx) { for (OShapeFactory f : factories.values()) { if (f.canHandle(key)) { return f.makeShape(key, ctx); } } return null; }
Example #16
Source File: OPointShapeFactory.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Shape makeShape(OCompositeKey key, SpatialContext ctx) { double lat = ((Double) OType.convert(((OCompositeKey) key).getKeys().get(0), Double.class)).doubleValue(); double lng = ((Double) OType.convert(((OCompositeKey) key).getKeys().get(1), Double.class)).doubleValue(); return ctx.makePoint(lng, lat); }
Example #17
Source File: OLuceneWithinOperator.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Object evaluateRecord(OIdentifiable iRecord, ODocument iCurrentResult, OSQLFilterCondition iCondition, Object iLeft, Object iRight, OCommandContext iContext) { List<Number> left = (List<Number>) iLeft; double lat = left.get(0).doubleValue(); double lon = left.get(1).doubleValue(); Shape shape = SpatialContext.GEO.makePoint(lon, lat); Shape shape1 = shapeFactory.makeShape(new OSpatialCompositeKey((List<?>) iRight), SpatialContext.GEO); return shape.relate(shape1) == SpatialRelation.WITHIN; }
Example #18
Source File: OLuceneNearOperator.java From orientdb-lucene with Apache License 2.0 | 5 votes |
@Override public Object evaluateRecord(OIdentifiable iRecord, ODocument iCurrentResult, OSQLFilterCondition iCondition, Object iLeft, Object iRight, OCommandContext iContext) { List<Number> left = (List<Number>) iLeft; double lat = left.get(0).doubleValue(); double lon = left.get(1).doubleValue(); Shape shape = SpatialContext.GEO.makePoint(lon, lat); List<Number> right = (List<Number>) iRight; double lat1 = right.get(0).doubleValue(); double lon1 = right.get(1).doubleValue(); Shape shape1 = SpatialContext.GEO.makePoint(lon1, lat1); Map map = (Map) right.get(2); double distance = 0; Number n = (Number) map.get("maxDistance"); if (n != null) { distance = n.doubleValue(); } Point p = (Point) shape1; Circle circle = SpatialContext.GEO.makeCircle(p.getX(), p.getY(), DistanceUtils.dist2Degrees(distance, DistanceUtils.EARTH_MEAN_RADIUS_KM)); double docDistDEG = SpatialContext.GEO.getDistCalc().distance((Point) shape, p); final double docDistInKM = DistanceUtils.degrees2Dist(docDistDEG, DistanceUtils.EARTH_EQUATORIAL_RADIUS_KM); iContext.setVariable("distance", docDistInKM); return shape.relate(circle) == SpatialRelation.WITHIN; }
Example #19
Source File: OLuceneSpatialIndexManager.java From orientdb-lucene with Apache License 2.0 | 5 votes |
public OLuceneSpatialIndexManager(OShapeFactory factory) { super(); this.ctx = SpatialContext.GEO; this.factory = factory; SpatialPrefixTree grid = new GeohashPrefixTree(ctx, 11); this.strategy = new RecursivePrefixTreeStrategy(grid, "location"); }
Example #20
Source File: GeoCircle.java From stratio-cassandra with Apache License 2.0 | 5 votes |
/** * {@inheritDoc} */ @Override public Shape toSpatial4j(SpatialContext spatialContext) { double kms = distance.getValue(GeoDistanceUnit.KILOMETRES); double d = DistanceUtils.dist2Degrees(kms, DistanceUtils.EARTH_MEAN_RADIUS_KM); return spatialContext.makeCircle(longitude, latitude, d); }
Example #21
Source File: ShapeReadWriter.java From incubator-retired-blur with Apache License 2.0 | 4 votes |
@SuppressWarnings("unchecked") public ShapeReadWriter(SpatialContext ctx) { this.ctx = (CTX) ctx; }
Example #22
Source File: GeoRectangle.java From stratio-cassandra with Apache License 2.0 | 4 votes |
/** {@inheritDoc} */ @Override public com.spatial4j.core.shape.Shape toSpatial4j(SpatialContext spatialContext) { return spatialContext.makeRectangle(minLongitude, maxLongitude, minLatitude, maxLatitude); }
Example #23
Source File: GeoShapeMapper.java From stratio-cassandra with Apache License 2.0 | 4 votes |
public SpatialContext getSpatialContext() { return spatialContext; }
Example #24
Source File: GeoPoint.java From stratio-cassandra with Apache License 2.0 | 4 votes |
/** {@inheritDoc} */ @Override public com.spatial4j.core.shape.Shape toSpatial4j(SpatialContext spatialContext) { return spatialContext.makePoint(longitude, latitude); }
Example #25
Source File: SpatialSupportInitializer.java From rya with Apache License 2.0 | 4 votes |
@Override protected SpatialContext createSpatialContext() { return JtsSpatialContext.GEO; }
Example #26
Source File: SortConstructor.java From linden with Apache License 2.0 | 4 votes |
public static Sort constructSort(LindenSearchRequest request, IndexSearcher indexSearcher, LindenConfig config) throws IOException { if (!request.isSetSort()) return null; LindenSort lindenSort = request.getSort(); SortField[] sortFields = new SortField[lindenSort.getFieldsSize()]; for (int i = 0; i < lindenSort.getFieldsSize(); ++i) { LindenSortField field = lindenSort.getFields().get(i); SortField.Type type = SortField.Type.STRING; boolean isReverse = field.isReverse(); switch (field.getType()) { case STRING: type = SortField.Type.STRING; break; case DOUBLE: type = SortField.Type.DOUBLE; break; case FLOAT: type = SortField.Type.FLOAT; break; case INTEGER: type = SortField.Type.INT; break; case LONG: type = SortField.Type.LONG; break; case SCORE: type = SortField.Type.SCORE; isReverse = !isReverse; break; case DISTANCE: if (request.isSetSpatialParam()) { Point point = SpatialContext.GEO.makePoint( request.getSpatialParam().getCoordinate().getLongitude(), request.getSpatialParam().getCoordinate().getLatitude()); ValueSource valueSource = config.getSpatialStrategy().makeDistanceValueSource(point, DistanceUtils.DEG_TO_KM); sortFields[i] = valueSource.getSortField(false).rewrite(indexSearcher); } continue; } sortFields[i] = new SortField(field.getName(), type, isReverse); } return new Sort(sortFields); }
Example #27
Source File: XShapeCollection.java From Elasticsearch with Apache License 2.0 | 4 votes |
public XShapeCollection(List<S> shapes, SpatialContext ctx) { super(shapes, ctx); }
Example #28
Source File: GeoShape.java From stratio-cassandra with Apache License 2.0 | 2 votes |
/** * Returns the {@link com.spatial4j.core.shape.Shape} representation of this geographical shape. * * @param spatialContext The spatial context to be used. * @return The {@link com.spatial4j.core.shape.Shape} representation of this geographical shape. */ public abstract com.spatial4j.core.shape.Shape toSpatial4j(SpatialContext spatialContext);
Example #29
Source File: OShapeFactory.java From orientdb-lucene with Apache License 2.0 | votes |
public Shape makeShape(OCompositeKey key,SpatialContext ctx);