Java Code Examples for com.vividsolutions.jts.geom.PrecisionModel#FLOATING

/**
 * Map user data transfer object into user entity
 * 
 * @param userDTO User Data Transfer object
 * @return User
 */	
public User getUserEntityFromDto(UserDTO userDTO){
	User user = map(userDTO, User.class);
	
	if (userDTO.getLatitude() != null && userDTO.getLongitude() != null){
		GeometryFactory gf = new GeometryFactory(new PrecisionModel(PrecisionModel.FLOATING));
		Coordinate coordinate = new Coordinate(Double.parseDouble(userDTO.getLongitude()),
				Double.parseDouble(userDTO.getLatitude()));
		com.vividsolutions.jts.geom.Point point = gf.createPoint(coordinate);	
		user.setLocation(point);			
	}
	user.setDisplayFlag(Boolean.valueOf(userDTO.getDisplayFlag()));
	return user;
}
 

protected Geometry getAuthorizedArea(String layerId) {
	if (null == biggestGeometry) {
		// build Geometry which covers biggest possible area
		Envelope maxBounds = new Envelope(-Float.MAX_VALUE, Float.MAX_VALUE, -Float.MAX_VALUE, Float.MAX_VALUE);
		PrecisionModel precisionModel = new PrecisionModel(PrecisionModel.FLOATING);
		GeometryFactory geometryFactory = new GeometryFactory(precisionModel, 0);
		biggestGeometry = geometryFactory.toGeometry(maxBounds);
	}
	return biggestGeometry;
}
 

private Geometry areaCombine(String layerId, AreaCombineGetter areaGetter) {
	if (null == authentications || authentications.size() == 0) {
		// no authorizations, so nothing should be allowed
		return null;
	}

	Layer<?> layer = configurationService.getLayer(layerId);
	if (null == layer) {
		log.error("areaCombine on unknown layer " + layerId);
		return null;
	}
	LayerInfo layerInfo = layer.getLayerInfo();

	// base is the max bounds of the layer
	Envelope maxBounds = converterService.toInternal(layerInfo.getMaxExtent());
	PrecisionModel precisionModel = new PrecisionModel(PrecisionModel.FLOATING);
	int srid = geoService.getSridFromCrs(layer.getLayerInfo().getCrs());
	GeometryFactory geometryFactory = new GeometryFactory(precisionModel, srid);
	Geometry geometry = geometryFactory.toGeometry(maxBounds);

	// limit based on authorizations
	for (Authentication authentication : authentications) {
		for (BaseAuthorization authorization : authentication.getAuthorizations()) {
			if (authorization instanceof AreaAuthorization) {
				geometry = geometry.intersection(areaGetter.get((AreaAuthorization) authorization));
			}
		}
	}
	geometry.setSRID(srid); // force srid, even when not set correctly by security service
	return geometry;
}
 

@Test
public void testDefaultVisibleArea() throws Exception {
	DefaultSecurityContext securityContext = (DefaultSecurityContext)this.securityContext;
	List<Authentication> authentications = new ArrayList<Authentication>();
	Authentication auth1 = getBaseAuthentication();
	authentications.add(auth1);
	securityContext.setAuthentications("token", authentications);
	Assert.assertTrue(securityContext.isLayerVisible(LAYER_ID));
	Geometry geometry = securityContext.getVisibleArea(LAYER_ID);
	Assert.assertNotNull(geometry);
	PrecisionModel precisionModel  = new PrecisionModel(PrecisionModel.FLOATING);
	GeometryFactory geometryFactory = new GeometryFactory(precisionModel, LAYER_SRID);
	Coordinate coordinate = new Coordinate();

	coordinate.x = coordinate.y = -86;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = -85.05;
	coordinate.y = -85.05;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = -85.05;
	coordinate.y = 85.05;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = 85.05;
	coordinate.y = -85.05;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = 85.05;
	coordinate.y = 85.05;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 86;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));

	Assert.assertFalse(securityContext.isPartlyVisibleSufficient(LAYER_ID));
}
 

@Test
public void testDefaultVisibleAreaOne() throws Exception {
	DefaultSecurityContext securityContext = (DefaultSecurityContext)this.securityContext;
	List<Authentication> authentications = new ArrayList<Authentication>();
	Authentication auth1 = getAuthentication();
	Authentication auth2 = getAreaAuthentication(1);
	authentications.add(auth1);
	authentications.add(auth2);
	securityContext.setAuthentications("token", authentications);

	Geometry geometry = securityContext.getVisibleArea(LAYER_ID);
	Assert.assertNotNull(geometry);
	PrecisionModel precisionModel  = new PrecisionModel(PrecisionModel.FLOATING);
	GeometryFactory geometryFactory = new GeometryFactory(precisionModel, LAYER_SRID);
	Coordinate coordinate = new Coordinate();
	coordinate.x = coordinate.y = 0.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 1.5;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 2.5;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 3.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 4.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));

	Assert.assertFalse(securityContext.isPartlyVisibleSufficient(LAYER_ID));
}
 

@Test
public void testDefaultVisibleAreaTwo() throws Exception {
	DefaultSecurityContext securityContext = (DefaultSecurityContext)this.securityContext;
	List<Authentication> authentications = new ArrayList<Authentication>();
	Authentication auth1 = getAreaAuthentication(1);
	Authentication auth2 = getAreaAuthentication(2);
	authentications.add(auth1);
	authentications.add(auth2);
	securityContext.setAuthentications("token", authentications);

	Geometry geometry = securityContext.getVisibleArea(LAYER_ID);
	Assert.assertNotNull(geometry);
	PrecisionModel precisionModel  = new PrecisionModel(PrecisionModel.FLOATING);
	GeometryFactory geometryFactory = new GeometryFactory(precisionModel, LAYER_SRID);
	Coordinate coordinate = new Coordinate();
	coordinate.x = coordinate.y = 0.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 1.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 2.5;
	Assert.assertTrue(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 3.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));
	coordinate.x = coordinate.y = 4.5;
	Assert.assertFalse(geometry.contains(geometryFactory.createPoint(coordinate)));

	Assert.assertFalse(securityContext.isPartlyVisibleSufficient(LAYER_ID));
}
 

protected Geometry getAuthorizedArea(String layerId) {
	if (null == biggestGeometry) {
		// build Geometry which covers biggest possible area
		Envelope maxBounds = new Envelope(-Double.MAX_VALUE, Double.MAX_VALUE,
				-Double.MAX_VALUE, Double.MAX_VALUE);
		PrecisionModel precisionModel = new PrecisionModel(PrecisionModel.FLOATING);
		GeometryFactory geometryFactory = new GeometryFactory(precisionModel, 0);
		biggestGeometry = geometryFactory.toGeometry(maxBounds);
	}
	return biggestGeometry;
}
 

@Before
public void setupBeans() throws LayerException {
	GeometryFactory factory = new GeometryFactory(new PrecisionModel(PrecisionModel.FLOATING), 4329);
	LinearRing shell = factory.createLinearRing(new Coordinate[] { new Coordinate(0, 0), new Coordinate(1, 0),
			new Coordinate(1, 1), new Coordinate(0, 1), new Coordinate(0, 0), });
	Polygon p = factory.createPolygon(shell, null);
	MultiPolygon expected = factory.createMultiPolygon(new Polygon[] { p });
	CustomBean cb = new CustomBean();
	cb.setId(1);
	cb.setGeometry(expected);
	cb.setName("testbean");
	layer.saveOrUpdate(cb);
}