//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldFindByTableAndCode()
internal virtual void ShouldFindByTableAndCode()
{
assertThat(CoordinateReferenceSystem.Get(1, 4326), equalTo(CoordinateReferenceSystem.Wgs84));
assertThat(CoordinateReferenceSystem.Get(1, 4979), equalTo(CoordinateReferenceSystem.Wgs84_3d));
assertThat(CoordinateReferenceSystem.Get(2, 7203), equalTo(CoordinateReferenceSystem.Cartesian));
assertThat(CoordinateReferenceSystem.Get(2, 9157), equalTo(CoordinateReferenceSystem.Cartesian_3D));
}
/// <summary>
/// Creates a PointValue, and enforces consistency between the CRS and coordinate dimensions.
/// </summary>
public static PointValue PointValue(CoordinateReferenceSystem crs, params double[] coordinate)
{
if (crs.Dimension != coordinate.Length)
{
throw new System.ArgumentException(format("Cannot create point, CRS %s expects %d dimensions, but got coordinates %s", crs, crs.Dimension, Arrays.ToString(coordinate)));
}
return(new PointValue(crs, coordinate));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCalculateCartesianDistance3D()
internal virtual void ShouldCalculateCartesianDistance3D()
{
CoordinateReferenceSystem crs = CoordinateReferenceSystem.Cartesian_3D;
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0, 0.0), Cart(1.0, 0.0, 0.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0, 0.0), Cart(0.0, 1.0, 0.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0, 0.0), Cart(0.0, 0.0, 1.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0, 0.0), Cart(0.0, 1.0, 1.0)), closeTo(1.41, 0.01));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0, 0.0), Cart(1.0, 1.0, 1.0)), closeTo(1.73, 0.01));
assertThat("", crs.Calculator.distance(Cart(-1000000.0, -1000000.0, -1000000.0), Cart(1000000.0, 1000000.0, 1000000.0)), closeTo(3464102.0, 1.0));
}
internal PointValue(CoordinateReferenceSystem crs, params double[] coordinate)
{
this._crs = crs;
this._coordinate = coordinate;
foreach (double c in coordinate)
{
if (!Double.isFinite(c))
{
throw new InvalidValuesArgumentException("Cannot create a point with non-finite coordinate values: " + Arrays.ToString(coordinate));
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCalculateCartesianDistance()
internal virtual void ShouldCalculateCartesianDistance()
{
CoordinateReferenceSystem crs = CoordinateReferenceSystem.Cartesian;
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(0.0, 1.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(1.0, 0.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(1.0, 1.0)), closeTo(1.4, 0.02));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(0.0, -1.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(-1.0, 0.0)), equalTo(1.0));
assertThat("", crs.Calculator.distance(Cart(0.0, 0.0), Cart(-1.0, -1.0)), closeTo(1.4, 0.02));
assertThat("", crs.Calculator.distance(Cart(1.0, 0.0), Cart(0.0, -1.0)), closeTo(1.4, 0.02));
assertThat("", crs.Calculator.distance(Cart(1.0, 0.0), Cart(-1.0, 0.0)), equalTo(2.0));
assertThat("", crs.Calculator.distance(Cart(1.0, 0.0), Cart(-1.0, -1.0)), closeTo(2.24, 0.01));
assertThat("", crs.Calculator.distance(Cart(-1000000.0, -1000000.0), Cart(1000000.0, 1000000.0)), closeTo(2828427.0, 1.0));
}
public override bool Equals(object o)
{
if (this == o)
{
return(true);
}
if (o == null || this.GetType() != o.GetType())
{
return(false);
}
CoordinateReferenceSystem that = ( CoordinateReferenceSystem )o;
return(_href.Equals(that._href));
}
public override IList <Pair <PointValue, PointValue> > BoundingBox(PointValue center, double distance)
{
Debug.Assert(center.CoordinateReferenceSystem.Dimension == Dimension);
double[] coordinates = center.Coordinate();
double[] min = new double[Dimension];
double[] max = new double[Dimension];
for (int i = 0; i < Dimension; i++)
{
min[i] = coordinates[i] - distance;
max[i] = coordinates[i] + distance;
}
CoordinateReferenceSystem crs = center.CoordinateReferenceSystem;
return(Collections.singletonList(Pair.of(Values.PointValue(crs, min), Values.PointValue(crs, max))));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCalculateGeographicDistance3D()
internal virtual void ShouldCalculateGeographicDistance3D()
{
CoordinateReferenceSystem crs = CoordinateReferenceSystem.Wgs84_3d;
//"distance function should measure distance from Copenhagen train station to Neo4j in Malmö"
PointValue cph = Geo(12.564590, 55.672874, 0.0);
PointValue cphHigh = Geo(12.564590, 55.672874, 1000.0);
PointValue malmo = Geo(12.994341, 55.611784, 0.0);
PointValue malmoHigh = Geo(12.994341, 55.611784, 1000.0);
double expected = 27842.0;
double expectedHigh = 27862.0;
assertThat("3D distance should match", crs.Calculator.distance(cph, malmo), closeTo(expected, 0.1));
assertThat("3D distance should match", crs.Calculator.distance(cph, malmoHigh), closeTo(expectedHigh, 0.2));
assertThat("3D distance should match", crs.Calculator.distance(cphHigh, malmo), closeTo(expectedHigh, 0.2));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldCalculateGeographicDistance()
internal virtual void ShouldCalculateGeographicDistance()
{
CoordinateReferenceSystem crs = CoordinateReferenceSystem.Wgs84;
assertThat("2D distance should match", crs.Calculator.distance(Geo(0.0, 0.0), Geo(0.0, 90.0)), closeTo(10000000.0, 20000.0));
assertThat("2D distance should match", crs.Calculator.distance(Geo(0.0, 0.0), Geo(0.0, -90.0)), closeTo(10000000.0, 20000.0));
assertThat("2D distance should match", crs.Calculator.distance(Geo(0.0, -45.0), Geo(0.0, 45.0)), closeTo(10000000.0, 20000.0));
assertThat("2D distance should match", crs.Calculator.distance(Geo(-45.0, 0.0), Geo(45.0, 0.0)), closeTo(10000000.0, 20000.0));
assertThat("2D distance should match", crs.Calculator.distance(Geo(-45.0, 0.0), Geo(45.0, 0.0)), closeTo(10000000.0, 20000.0));
//"distance function should measure distance from Copenhagen train station to Neo4j in Malmö"
PointValue cph = Geo(12.564590, 55.672874);
PointValue malmo = Geo(12.994341, 55.611784);
double expected = 27842.0;
assertThat("2D distance should match", crs.Calculator.distance(cph, malmo), closeTo(expected, 0.1));
}
private static CoordinateReferenceSystem FindSpecifiedCRS(PointBuilder fields)
{
string crsValue = fields.Crs;
int sridValue = fields.Srid;
if (!string.ReferenceEquals(crsValue, null) && sridValue != -1)
{
throw new InvalidValuesArgumentException("Cannot specify both CRS and SRID");
}
else if (!string.ReferenceEquals(crsValue, null))
{
return(CoordinateReferenceSystem.ByName(crsValue));
}
else if (sridValue != -1)
{
return(CoordinateReferenceSystem.Get(sridValue));
}
else
{
return(null);
}
}
internal virtual Pair <PointValue, PointValue> BoundingBoxOf(double minLon, double maxLon, double minLat, double maxLat, PointValue center, double distance)
{
CoordinateReferenceSystem crs = center.CoordinateReferenceSystem;
int dimension = center.CoordinateReferenceSystem.Dimension;
double[] min = new double[dimension];
double[] max = new double[dimension];
min[0] = minLon;
min[1] = minLat;
max[0] = maxLon;
max[1] = maxLat;
if (dimension > 2)
{
double[] coordinates = center.Coordinate();
for (int i = 2; i < dimension; i++)
{
min[i] = coordinates[i] - distance;
max[i] = coordinates[i] + distance;
}
}
return(Pair.of(Values.PointValue(crs, min), Values.PointValue(crs, max)));
}
public static CoordinateReferenceSystem Crs(CRS crs)
{
return(CoordinateReferenceSystem.Get(crs));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldFailToGetWithIncorrectCode()
internal virtual void ShouldFailToGetWithIncorrectCode()
{
InvalidValuesArgumentException exception = assertThrows(typeof(InvalidValuesArgumentException), () => CoordinateReferenceSystem.Get(42));
assertEquals("Unknown coordinate reference system code: 42", exception.Message);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldGetCrsByCode()
internal virtual void ShouldGetCrsByCode()
{
assertEquals(Cartesian, CoordinateReferenceSystem.get(Cartesian.Code));
assertEquals(WGS84, CoordinateReferenceSystem.get(WGS84.Code));
}
private PointValue Geo(params double[] coords)
{
CoordinateReferenceSystem crs = coords.Length == 3 ? CoordinateReferenceSystem.Cartesian_3D : CoordinateReferenceSystem.Cartesian;
return(Values.PointValue(crs, coords));
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void writePoint(CoordinateReferenceSystem crs, double[] coordinate) throws E
public override void WritePoint(CoordinateReferenceSystem crs, double[] coordinate)
{ // no-op
}
/// <summary>
/// Unlike pointValue(), this method does not enforce consistency between the CRS and coordinate dimensions.
/// This can be useful for testing.
/// </summary>
public static PointValue UnsafePointValue(CoordinateReferenceSystem crs, params double[] coordinate)
{
return(new PointValue(crs, coordinate));
}
public override IList <Pair <PointValue, PointValue> > BoundingBox(PointValue center, double distance)
{
if (distance == 0.0)
{
return(Collections.singletonList(Pair.of(center, center)));
}
// Extend the distance slightly to assure that all relevant points lies inside the bounding box,
// with rounding errors taken into account
double extendedDistance = distance * EXTENSION_FACTOR;
CoordinateReferenceSystem crs = center.CoordinateReferenceSystem;
double lat = center.Coordinate()[1];
double lon = center.Coordinate()[0];
double r = extendedDistance / EARTH_RADIUS_METERS;
double latMin = lat - toDegrees(r);
double latMax = lat + toDegrees(r);
// If your query circle includes one of the poles
if (latMax >= 90)
{
return(Collections.singletonList(BoundingBoxOf(-180, 180, latMin, 90, center, distance)));
}
else if (latMin <= -90)
{
return(Collections.singletonList(BoundingBoxOf(-180, 180, -90, latMax, center, distance)));
}
else
{
double deltaLon = toDegrees(asin(sin(r) / cos(toRadians(lat))));
double lonMin = lon - deltaLon;
double lonMax = lon + deltaLon;
// If you query circle wraps around the dateline
if (lonMin < -180 && lonMax > 180)
{
// Large rectangle covering all longitudes
return(Collections.singletonList(BoundingBoxOf(-180, 180, latMin, latMax, center, distance)));
}
else if (lonMin < -180)
{
// two small rectangles east and west of dateline
Pair <PointValue, PointValue> box1 = BoundingBoxOf(lonMin + 360, 180, latMin, latMax, center, distance);
Pair <PointValue, PointValue> box2 = BoundingBoxOf(-180, lonMax, latMin, latMax, center, distance);
return(Arrays.asList(box1, box2));
}
else if (lonMax > 180)
{
// two small rectangles east and west of dateline
Pair <PointValue, PointValue> box1 = BoundingBoxOf(lonMin, 180, latMin, latMax, center, distance);
Pair <PointValue, PointValue> box2 = BoundingBoxOf(-180, lonMax - 360, latMin, latMax, center, distance);
return(Arrays.asList(box1, box2));
}
else
{
return(Collections.singletonList(BoundingBoxOf(lonMin, lonMax, latMin, latMax, center, distance)));
}
}
}
/// <summary>
/// The string representation of this object when indexed in string-only indexes, like lucene, for equality search only. This should normally only
/// happen when points are part of composite indexes, because otherwise they are indexed in the spatial index.
/// </summary>
public virtual string ToIndexableString()
{
CoordinateReferenceSystem crs = CoordinateReferenceSystem;
return(format("P:%d-%d%s", crs.Table.TableId, crs.Code, Arrays.ToString(_coordinate)));
}
public override void WritePoint(CoordinateReferenceSystem crs, double[] coordinate)
{
Buffer.Add(new PointValue(crs, coordinate));
}
/// <summary>
/// This contains the logic to decide the default coordinate reference system based on the input fields
/// </summary>
private static PointValue FromInputFields(PointBuilder fields)
{
CoordinateReferenceSystem crs = FindSpecifiedCRS(fields);
double[] coordinates;
if (fields.X != null && fields.Y != null)
{
coordinates = fields.Z != null ? new double[] { fields.X.Value, fields.Y.Value, fields.Z.Value } : new double[] { fields.X.Value, fields.Y.Value };
if (crs == null)
{
crs = coordinates.Length == 3 ? CoordinateReferenceSystem.Cartesian_3D : CoordinateReferenceSystem.Cartesian;
}
}
else if (fields.Latitude != null && fields.Longitude != null)
{
if (fields.Z != null)
{
coordinates = new double[] { fields.Longitude.Value, fields.Latitude.Value, fields.Z.Value };
}
else if (fields.Height != null)
{
coordinates = new double[] { fields.Longitude.Value, fields.Latitude.Value, fields.Height.Value };
}
else
{
coordinates = new double[] { fields.Longitude.Value, fields.Latitude.Value };
}
if (crs == null)
{
crs = coordinates.Length == 3 ? CoordinateReferenceSystem.Wgs84_3d : CoordinateReferenceSystem.Wgs84;
}
if (!crs.Geographic)
{
throw new InvalidValuesArgumentException("Geographic points does not support coordinate reference system: " + crs + ". This is set either in the csv header or the actual data column");
}
}
else
{
if (crs == CoordinateReferenceSystem.Cartesian)
{
throw new InvalidValuesArgumentException("A " + CoordinateReferenceSystem.Cartesian.Name + " point must contain 'x' and 'y'");
}
else if (crs == CoordinateReferenceSystem.Cartesian_3D)
{
throw new InvalidValuesArgumentException("A " + CoordinateReferenceSystem.Cartesian_3D.Name + " point must contain 'x', 'y' and 'z'");
}
else if (crs == CoordinateReferenceSystem.Wgs84)
{
throw new InvalidValuesArgumentException("A " + CoordinateReferenceSystem.Wgs84.Name + " point must contain 'latitude' and 'longitude'");
}
else if (crs == CoordinateReferenceSystem.Wgs84_3d)
{
throw new InvalidValuesArgumentException("A " + CoordinateReferenceSystem.Wgs84_3d.Name + " point must contain 'latitude', 'longitude' and 'height'");
}
throw new InvalidValuesArgumentException("A point must contain either 'x' and 'y' or 'latitude' and 'longitude'");
}
if (crs.Dimension != coordinates.Length)
{
throw new InvalidValuesArgumentException("Cannot create point with " + crs.Dimension + "D coordinate reference system and " + coordinates.Length + " coordinates. Please consider using equivalent " + coordinates.Length + "D coordinate reference system");
}
return(Values.PointValue(crs, coordinates));
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void writePoint(CoordinateReferenceSystem crs, double[] coordinate) throws E
public override void WritePoint(CoordinateReferenceSystem crs, double[] coordinate)
{
throw Exception("writePoint");
}
