public IEnumerable <StreamEvent> ReadEvents(SqlConnection connection)
{
if (connection == null)
{
throw new ArgumentNullException(nameof(connection));
}
return(new SqlCommand(
@"SELECT
wk.[wegknoopID],
wk.[wegknoopversie],
wk.[type],
wk.[geometrie].AsBinaryZM(),
wk.[beginorganisatie],
lo.[label],
wk.[begintijd]
FROM [dbo].[wegknoop] wk
LEFT OUTER JOIN [dbo].[listOrganisatie] lo ON wk.[beginorganisatie] = lo.[code]", connection
).YieldEachDataRecord(reader =>
{
var id = reader.GetInt32(0);
_logger.LogDebug("Reading road node with id {0}", id);
var geometry = _wkbReader.ReadAs <NetTopologySuite.Geometries.Point>(reader.GetAllBytes(3));
return new StreamEvent(RoadNetworks.Stream, new ImportedRoadNode
{
Id = id,
Version = reader.GetInt32(1),
Type = RoadNodeType.ByIdentifier[reader.GetInt32(2)],
Geometry = new RoadNodeGeometry
{
SpatialReferenceSystemIdentifier =
SpatialReferenceSystemIdentifier.BelgeLambert1972.ToInt32(),
Point = new BackOffice.Messages.Point
{
X = geometry.X,
Y = geometry.Y
}
},
Origin = new ImportedOriginProperties
{
OrganizationId = reader.GetNullableString(4),
Organization = reader.GetNullableString(5),
Since = reader.GetDateTime(6)
},
When = InstantPattern.ExtendedIso.Format(_clock.GetCurrentInstant())
});
}));
}
private ImportedRoadSegment[] ReadInitialBatch()
{
var events = new List <ImportedRoadSegment>(1000);
new SqlCommand(
@"SELECT TOP 1000
ws.[wegsegmentID], --0
ws.[wegsegmentversie], --1
ws.[beginWegknoopID], --2
ws.[eindWegknoopID], --3
ws.[geometrie].AsBinaryZM(), --4
ws.[geometrieversie], --5
ws.[beheerder], --6
beheerders.[label], --7
ws.[methode], --8
ws.[morfologie], --9
ws.[status], --10
ws.[categorie], --11
ws.[toegangsbeperking], --12
ws.[linksStraatnaamID], --13
ISNULL(ls.[LOS], ''), --14 --streetname is empty string when not found
lg.[NISCode], --15
lg.[naam], --16
ws.[rechtsStraatnaamID], --17
ISNULL(rs.[LOS], ''), --18 -streetname is empty string when not found
rg.[NISCode], --19
rg.[naam], --20
ws.[opnamedatum], --21
ws.[beginorganisatie], --22
lo.[label], --23
ws.[begintijd] --24
FROM [dbo].[wegsegment] ws
LEFT OUTER JOIN [dbo].[gemeenteNIS] lg ON ws.[linksGemeente] = lg.[gemeenteId]
LEFT OUTER JOIN [dbo].[crabsnm] ls ON ws.[linksStraatnaamID] = ls.[EXN]
LEFT OUTER JOIN [dbo].[gemeenteNIS] rg ON ws.[rechtsGemeente] = rg.[gemeenteId]
LEFT OUTER JOIN [dbo].[crabsnm] rs ON ws.[rechtsStraatnaamID] = rs.[EXN]
LEFT OUTER JOIN [dbo].[listOrganisatie] lo ON ws.[beginorganisatie] = lo.[code]
LEFT OUTER JOIN [dbo].[listOrganisatie] beheerders ON ws.[beheerder] = beheerders.[code]
WHERE ws.[eindWegknoopID] IS NOT NULL AND ws.[beginWegknoopID] IS NOT NULL
ORDER BY ws.[wegsegmentID]",
_connection
)
.ForEachDataRecord(reader =>
{
var id = reader.GetInt32(0);
_logger.LogDebug("Reading road segment with id {0}", id);
var wellKnownBinary = reader.GetAllBytes(4);
var geometry = _reader
.TryReadAs(wellKnownBinary, out NetTopologySuite.Geometries.LineString oneLine)
? new NetTopologySuite.Geometries.MultiLineString(new[] { oneLine })
: _reader.ReadAs <NetTopologySuite.Geometries.MultiLineString>(wellKnownBinary);
var multiLineString = Array.ConvertAll(
geometry.Geometries.Cast <NetTopologySuite.Geometries.LineString>().ToArray(),
input => new BackOffice.Messages.LineString
{
Points = Array.ConvertAll(
input.Coordinates,
coordinate => new BackOffice.Messages.Point
{
X = coordinate.X,
Y = coordinate.Y
}),
Measures = geometry.GetOrdinates(NetTopologySuite.Geometries.Ordinate.M)
});
events.Add(new ImportedRoadSegment
{
Id = id,
Version = reader.GetInt32(1),
StartNodeId = reader.GetInt32(2),
EndNodeId = reader.GetInt32(3),
Geometry = new RoadSegmentGeometry
{
SpatialReferenceSystemIdentifier =
SpatialReferenceSystemIdentifier.BelgeLambert1972.ToInt32(),
MultiLineString = multiLineString
},
GeometryVersion = reader.GetInt32(5),
MaintenanceAuthority = new MaintenanceAuthority
{
Code = reader.GetString(6),
Name = reader.GetString(7)
},
GeometryDrawMethod = RoadSegmentGeometryDrawMethod.ByIdentifier[reader.GetInt32(8)],
Morphology = RoadSegmentMorphology.ByIdentifier[reader.GetInt32(9)],
Status = RoadSegmentStatus.ByIdentifier[reader.GetInt32(10)],
Category = RoadSegmentCategory.ByIdentifier[reader.GetString(11)],
AccessRestriction = RoadSegmentAccessRestriction.ByIdentifier[reader.GetInt32(12)],
LeftSide = new ImportedRoadSegmentSideAttributes
{
StreetNameId = reader.GetNullableInt32(13),
StreetName = reader.GetNullableString(14),
MunicipalityNISCode = reader.GetNullableString(15),
Municipality = reader.GetNullableString(16)
},
RightSide = new ImportedRoadSegmentSideAttributes
{
StreetNameId = reader.GetNullableInt32(17),
StreetName = reader.GetNullableString(18),
MunicipalityNISCode = reader.GetNullableString(19),
Municipality = reader.GetNullableString(20)
},
RecordingDate = reader.GetDateTime(21),
Origin = new ImportedOriginProperties
{
OrganizationId = reader.GetNullableString(22),
Organization = reader.GetNullableString(23),
Since = reader.GetDateTime(24)
},
PartOfEuropeanRoads = Array.Empty <ImportedRoadSegmentEuropeanRoadAttributes>(),
PartOfNationalRoads = Array.Empty <ImportedRoadSegmentNationalRoadAttributes>(),
PartOfNumberedRoads = Array.Empty <ImportedRoadSegmentNumberedRoadAttributes>(),
Lanes = Array.Empty <ImportedRoadSegmentLaneAttributes>(),
Widths = Array.Empty <ImportedRoadSegmentWidthAttributes>(),
Surfaces = Array.Empty <ImportedRoadSegmentSurfaceAttributes>(),
When = InstantPattern.ExtendedIso.Format(_clock.GetCurrentInstant())
});
});
return(events.ToArray());
}
