/// <summary>
/// Converts an NTS attributes table to an attributes collection.
/// </summary>
public static IAttributeCollection ToAttributesCollection(this IAttributesTable table)
{
if (table == null)
{
return(null);
}
var attributes = new AttributeCollection();
var name = table.GetNames();
var values = table.GetValues();
for (var i = 0; i < name.Length; i++)
{
var value = values[i];
if (value == null)
{
attributes.AddOrReplace(name[i], string.Empty);
}
else
{
attributes.AddOrReplace(name[i], value.ToInvariantString());
}
}
return(attributes);
}
public void ReadJsonWithArrayWithTwoObjectsTest()
{
const string json = "{\"test1\":\"value1\",\"test2\": [{ \"innertest1\":\"innervalue1\" }, { \"innertest2\":\"innervalue2\", \"innertest3\":\"innervalue3\"}]}}";
AttributesTableConverter target = new AttributesTableConverter();
using (JsonTextReader reader = new JsonTextReader(new StringReader(json)))
{
JsonSerializer serializer = new JsonSerializer();
// read start object token and prepare the next token
reader.Read();
AttributesTable result =
(AttributesTable)
target.ReadJson(reader, typeof(AttributesTable), new AttributesTable(), serializer);
Assert.IsNotNull(result);
Assert.AreEqual(2, result.Count);
Assert.AreEqual("value1", result["test1"]);
Assert.IsNotNull(result["test2"]);
Assert.IsInstanceOf <IList <object> >(result["test2"]);
IList <object> list = (IList <object>)result["test2"];
Assert.IsNotEmpty(list);
Assert.AreEqual(2, list.Count);
Assert.IsInstanceOf <IAttributesTable>(list[0]);
Assert.IsInstanceOf <IAttributesTable>(list[1]);
IAttributesTable first = (IAttributesTable)list[0];
Assert.AreEqual(1, first.Count);
Assert.AreEqual("innervalue1", first["innertest1"]);
IAttributesTable second = (IAttributesTable)list[1];
Assert.AreEqual(2, second.Count);
Assert.AreEqual("innervalue2", second["innertest2"]);
Assert.AreEqual("innervalue3", second["innertest3"]);
}
}
///<inheritdoc/>
public (double SearchFactor, IconColorCategory IconColorCategory) GetInfo(IAttributesTable attributesTable)
{
if (attributesTable.GetNames().Any(k => k.Equals("place", StringComparison.OrdinalIgnoreCase)))
{
var category = attributesTable.GetNames().Any(k => k.StartsWith(FeatureAttributes.WIKIPEDIA))
? Categories.WIKIPEDIA
: Categories.NONE;
return(1, new IconColorCategory("icon-home", category));
}
var iconTags = _categories.SelectMany(c => c.Items)
.FirstOrDefault(i => i.Tags
.Any(t => attributesTable.Exists(t.Key) && attributesTable[t.Key].ToString() == t.Value));
if (iconTags != null)
{
return(1, iconTags.IconColorCategory);
}
if (attributesTable.GetNames().Any(k => k.StartsWith(FeatureAttributes.WIKIPEDIA)))
{
return(1, new IconColorCategory("icon-wikipedia-w", Categories.WIKIPEDIA));
}
if (attributesTable.GetNames().Any(k => k.Equals("highway", StringComparison.OrdinalIgnoreCase)))
{
var icon = attributesTable["highway"].ToString() == "bus_stop"
? new IconColorCategory("icon-bus-stop")
: new IconColorCategory("icon-map-signs");
return(_options.SearchFactor, icon);
}
return(_options.SearchFactor, new IconColorCategory());
}
private static void AddAttributes(List <uint> tags, Dictionary <string, uint> keys,
Dictionary <Tile.Value, uint> values, IAttributesTable attributes)
{
if (attributes == null || attributes.Count == 0)
{
return;
}
var aKeys = attributes.GetNames();
var aValues = attributes.GetValues();
for (var a = 0; a < aKeys.Length; a++)
{
var key = aKeys[a];
if (string.IsNullOrEmpty(key))
{
continue;
}
var tileValue = ToTileValue(aValues[a]);
if (tileValue == null)
{
continue;
}
tags.Add(keys.AddOrGet(key));
tags.Add(values.AddOrGet(tileValue));
}
}
/// <summary>
/// Writes the JSON representation of the object.
/// </summary>
/// <param name="writer">The <see cref="T:Newtonsoft.Json.JsonWriter"/> to write to.</param>
/// <param name="value">The value.</param>
/// <param name="serializer">The calling serializer.</param>
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
IAttributesTable attributes = value as IAttributesTable;
if (attributes == null)
{
return;
}
writer.WritePropertyName("properties");
writer.WriteStartObject();
string[] names = attributes.GetNames();
foreach (string name in names)
{
writer.WritePropertyName(name);
writer.WriteValue(attributes[name]);
}
writer.WriteEndObject();
}
/// <summary>
/// Writes the JSON representation of the object.
/// </summary>
/// <param name="writer">The <see cref="T:Newtonsoft.Json.JsonWriter"/> to write to.</param>
/// <param name="value">The value.</param>
/// <param name="serializer">The calling serializer.</param>
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
IAttributesTable attributes = value as IAttributesTable;
if (attributes == null)
{
writer.WriteNull();
return;
}
writer.WriteStartObject();
string[] names = attributes.GetNames();
foreach (string name in names)
{
// skip id
if (name == "id")
{
continue;
}
writer.WritePropertyName(name);
object val = attributes[name];
serializer.Serialize(writer, val);
}
writer.WriteEndObject();
}
/// <summary>
///
/// </summary>
/// <param name="geometry"></param>
/// <param name="attributes"></param>
public FeatureWithID(IGeometry geometry, IAttributesTable attributes, string id)
: this()
{
this.geometry = geometry;
this.attributes = attributes;
this.id = id;
}
public static IAttributesTable ReadAttributesTable(JsonTextReader jreader)
{
if (jreader == null)
{
throw new ArgumentNullException("jreader", "A valid JSON reader object is required.");
}
IAttributesTable attributes = null;
if (jreader.MoveToContent() && jreader.TokenClass == JsonTokenClass.Object)
{
attributes = new AttributesTable();
jreader.ReadToken(JsonTokenClass.Object);
while (jreader.TokenClass == JsonTokenClass.Member)
{
string key = jreader.ReadMember();
string value = jreader.ReadString();
if (!attributes.Exists(key))
{
attributes.AddAttribute(key, null);
}
attributes[key] = value;
}
jreader.ReadToken(JsonTokenClass.EndObject);
}
return(attributes);
}
/// <summary>
/// This is an extention method to attribute table to get the wikipedia page title by language
/// </summary>
/// <param name="attributes">The attributes table</param>
/// <param name="language">The required language</param>
/// <returns>The page title, empty if none exist</returns>
public static string GetWikipediaTitle(this IAttributesTable attributes, string language)
{
if (!attributes.GetNames().Any(n => n.StartsWith(FeatureAttributes.WIKIPEDIA)))
{
return(string.Empty);
}
var wikiWithLanguage = FeatureAttributes.WIKIPEDIA + ":" + language;
if (attributes.Exists(wikiWithLanguage))
{
return(attributes[wikiWithLanguage].ToString());
}
if (!attributes.Exists(FeatureAttributes.WIKIPEDIA))
{
return(string.Empty);
}
var titleWithLanguage = attributes[FeatureAttributes.WIKIPEDIA].ToString();
var languagePrefix = language + ":";
if (titleWithLanguage.StartsWith(languagePrefix))
{
return(titleWithLanguage.Substring(languagePrefix.Length));
}
return(string.Empty);
}
public static void WritewithID(IAttributesTable attributes, JsonTextWriter jwriter)
{
if (attributes == null)
{
return;
}
if (jwriter == null)
{
throw new ArgumentNullException("jwriter", "A valid JSON writer object is required.");
}
jwriter.WriteStartObject();
string[] names = attributes.GetNames();
foreach (string name in names)
{
jwriter.WriteMember(name);
var attr = attributes[name];
if (attr is IEnumerable <FeatureWithID> )
{
IEnumerable <FeatureWithID> fcoll = (IEnumerable <FeatureWithID>)attr;
WritewithID(fcoll, jwriter);
}
else
{
// TODO: Numerische Attribute?
jwriter.WriteString(attributes[name] != null?attributes[name].ToString():"");
}
}
jwriter.WriteEndObject();
}
public void ReadByGeoFilter_ReadDbfDataAfterReaderObjectDisposed_ShouldThrowException()
{
Envelope boundsWithWholeTriangle = new Envelope(-1.17459, -1.00231, -1.09803, -0.80861);
// Arrange.
m_TempFiles = new TempFileWriter[]
{
new TempFileWriter(".shp", ShpFiles.Read("UnifiedChecksMaterial")),
new TempFileWriter(".dbf", DbfFiles.Read("UnifiedChecksMaterial")),
};
m_shapeDataReader = new ShapeDataReader(m_TempFiles[0].Path);
// Act.
IEnumerable <IShapefileFeature> results = m_shapeDataReader.ReadByMBRFilter(boundsWithWholeTriangle);
// Assert.
Assert.IsNotNull(results);
IShapefileFeature result = results.Single();
// Dispose of the reader object.
m_shapeDataReader.Dispose();
// Try reading dbf data.
Assert.Catch <InvalidOperationException>(() =>
{
IAttributesTable table = result.Attributes;
});
}
public void ReadJsonWithInnerObjectTest()
{
const string json = "{\"properties\":{\"test1\":\"value1\",\"test2\": { \"innertest1\":\"innervalue1\" }}}";
AttributesTableConverter target = new AttributesTableConverter();
using (JsonTextReader reader = new JsonTextReader(new StringReader(json)))
{
JsonSerializer serializer = new JsonSerializer();
// read start object token and prepare the next token
reader.Read();
reader.Read();
AttributesTable result =
(AttributesTable)
target.ReadJson(reader, typeof(AttributesTable), new AttributesTable(), serializer);
Assert.IsFalse(reader.Read()); // read the end of object and ensure there are no more tokens available
Assert.IsNotNull(result);
Assert.AreEqual(2, result.Count);
Assert.AreEqual("value1", result["test1"]);
Assert.IsNotNull(result["test2"]);
Assert.IsInstanceOf <IAttributesTable>(result["test2"]);
IAttributesTable inner = (IAttributesTable)result["test2"];
Assert.AreEqual(1, inner.Count);
Assert.AreEqual("innervalue1", inner["innertest1"]);
}
}
public static IFeature FromByteBuffer(ByteBuffer bb, GeometryType geometryType, byte dimensions, IList <ColumnMeta> columns = null)
{
var feature = Feature.GetRootAsFeature(bb);
IAttributesTable attributesTable = null;
var propertiesArray = feature.GetPropertiesArray();
if (propertiesArray != null && propertiesArray.Length > 0)
{
var memoryStream = new MemoryStream(propertiesArray);
var reader = new BinaryReader(memoryStream);
attributesTable = new AttributesTable();
while (memoryStream.Position < memoryStream.Length)
{
ushort i = reader.ReadUInt16();
var column = columns[i];
var type = column.Type;
var name = column.Name;
switch (type)
{
case ColumnType.Bool:
attributesTable.AddAttribute(name, reader.ReadBoolean());
break;
case ColumnType.Int:
attributesTable.AddAttribute(name, reader.ReadInt32());
break;
case ColumnType.Long:
attributesTable.AddAttribute(name, reader.ReadInt64());
break;
case ColumnType.Double:
attributesTable.AddAttribute(name, reader.ReadDouble());
break;
case ColumnType.String:
int len = reader.ReadInt32();
var str = Encoding.UTF8.GetString(memoryStream.ToArray(), (int)memoryStream.Position, len);
memoryStream.Position += len;
attributesTable.AddAttribute(name, str);
break;
default: throw new ApplicationException("Unknown type");
}
}
}
IGeometry geometry = null;
if (feature.Geometry.HasValue)
{
geometry = GeometryConversions.FromFlatbuf(feature.Geometry.Value, geometryType);
}
var f = new NetTopologySuite.Features.Feature(geometry, attributesTable);
return(f);
}
/// <summary>
/// Attempts to convert this table to a strongly-typed value, if the table came from this
/// library.
/// <para>
/// This is essentially just a way of calling
/// <see cref="JsonSerializer.Deserialize{TValue}(ref Utf8JsonReader, JsonSerializerOptions)"/>
/// on a Feature's <c>"properties"</c> object.
/// </para>
/// <para>
/// <c>System.Text.Json</c> intentionally omits the functionality that would let us do this
/// automatically, for security reasons, so this is the workaround for now.
/// </para>
/// <para>
/// This will always return <see langword="false"/> for tables that were not created by the
/// converters that this library adds via <see cref="GeoJsonConverterFactory"/>.
/// </para>
/// </summary>
/// <typeparam name="T">
/// The type of object to convert to.
/// </typeparam>
/// <param name="table">
/// This table.
/// </param>
/// <param name="options">
/// The <see cref="JsonSerializerOptions"/> to use for the deserialization.
/// </param>
/// <param name="deserialized">
/// Receives the converted value on success, or the default value on failure.
/// </param>
/// <returns>
/// A value indicating whether or not the conversion succeeded.
/// </returns>
public static bool TryDeserializeJsonObject <T>(this IAttributesTable table, JsonSerializerOptions options, out T deserialized)
{
if (!(table is StjAttributesTable ourAttributesTable))
{
deserialized = default;
return(false);
}
return(TryDeserializeElement(ourAttributesTable.RootElement, options, out deserialized));
}
public static void AddOrUpdate(this IAttributesTable attributes, string key, object value)
{
if (!attributes.Exists(key))
{
attributes.Add(key, value);
}
else
{
attributes[key] = value;
}
}
public void ReadEntry_ReadNonExistantKeyFromEntry_ShoudReturnCorrectValues()
{
// Arrange
m_TmpFile = new TempFileWriter("data.dbf", DbfFiles.Read("point_ed50_geo"));
m_Reader = new DbaseReader(m_TmpFile.Path);
IAttributesTable results = m_Reader.ReadEntry(0);
// Act.
object a = results["a"];
}
/// <summary>
/// Attempts to get a strongly-typed value for that corresponds to a property of this table,
/// if the table came from this library.
/// <para>
/// This is essentially just a way of calling
/// <see cref="JsonSerializer.Deserialize{TValue}(ref Utf8JsonReader, JsonSerializerOptions)"/>
/// on one of the individual items from a Feature's <c>"properties"</c>.
/// </para>
/// <para>
/// <c>System.Text.Json</c> intentionally omits the functionality that would let us do this
/// automatically, for security reasons, so this is the workaround for now.
/// </para>
/// <para>
/// This will always return <see langword="false"/> for tables that were not created by the
/// converters that this library adds via <see cref="GeoJsonConverterFactory"/>.
/// </para>
/// </summary>
/// <typeparam name="T">
/// The type of object to retrieve.
/// </typeparam>
/// <param name="table">
/// This table.
/// </param>
/// <param name="propertyName">
/// The name of the property in this table to get as the specified type.
/// </param>
/// <param name="options">
/// The <see cref="JsonSerializerOptions"/> to use for the deserialization.
/// </param>
/// <param name="deserialized">
/// Receives the converted value on success, or the default value on failure.
/// </param>
/// <returns>
/// A value indicating whether or not the conversion succeeded.
/// </returns>
public static bool TryGetJsonObjectPropertyValue <T>(this IAttributesTable table, string propertyName, JsonSerializerOptions options, out T deserialized)
{
if (!(table is StjAttributesTable ourAttributesTable &&
ourAttributesTable.RootElement.TryGetProperty(propertyName, out var elementToTransform)))
{
deserialized = default;
return(false);
}
return(TryDeserializeElement(elementToTransform, options, out deserialized));
}
private static void ValidateData(IDictionary <string, FeatureCollection> coll)
{
Assert.That(coll, Is.Not.Null);
Assert.That(coll, Is.Not.Empty);
Assert.That(coll.Keys, Is.Not.Empty);
Assert.That(coll.Keys.Count, Is.EqualTo(1));
Assert.That(coll.ContainsKey("example"), Is.True);
FeatureCollection fc = coll["example"];
Assert.That(fc, Is.Not.Null);
Assert.That(fc.Count, Is.EqualTo(3));
IFeature f1 = fc[0];
Assert.That(f1, Is.Not.Null);
Assert.That(f1.Geometry, Is.Not.Null);
Assert.That(f1.Geometry.Factory, Is.EqualTo(Factory));
Assert.That(f1.Geometry, Is.InstanceOf <IPoint>());
Assert.That(f1.Geometry.AsText(), Is.EqualTo("POINT (102 0.5)"));
Assert.That(f1.Attributes, Is.Not.Null);
Assert.That(f1.Attributes.Count, Is.EqualTo(1));
Assert.That(f1.Attributes.Exists("prop0"), Is.True);
Assert.That(f1.Attributes["prop0"], Is.EqualTo("value0"));
IFeature f2 = fc[1];
Assert.That(f2, Is.Not.Null);
Assert.That(f2.Geometry, Is.Not.Null);
Assert.That(f2.Geometry.Factory, Is.EqualTo(Factory));
Assert.That(f2.Geometry, Is.InstanceOf <ILineString>());
Assert.That(f2.Geometry.AsText(), Is.EqualTo("LINESTRING (102 0, 103 1, 104 0, 105 1)"));
Assert.That(f2.Attributes, Is.Not.Null);
Assert.That(f2.Attributes.Count, Is.EqualTo(0));
IFeature f3 = fc[2];
Assert.That(f3, Is.Not.Null);
Assert.That(f3.Geometry, Is.Not.Null);
Assert.That(f3.Geometry.Factory, Is.EqualTo(Factory));
Assert.That(f3.Geometry, Is.InstanceOf <IPolygon>());
Assert.That(f3.Geometry.AsText(), Is.EqualTo("POLYGON ((100 0, 100 1, 101 1, 101 0, 100 0))"));
Assert.That(f3.Attributes, Is.Not.Null);
Assert.That(f3.Attributes.Count, Is.EqualTo(2));
Assert.That(f3.Attributes.Exists("prop0"), Is.True);
Assert.That(f3.Attributes["prop0"], Is.EqualTo("value0"));
Assert.That(f3.Attributes.Exists("prop1"), Is.True);
Assert.That(f3.Attributes["prop1"], Is.InstanceOf <IAttributesTable>());
IAttributesTable inner = (IAttributesTable)f3.Attributes["prop1"];
Assert.That(inner.Count, Is.EqualTo(1));
Assert.That(inner.Exists("this"), Is.True);
Assert.That(inner["this"], Is.EqualTo("that"));
}
public static object GetOptionalValue(this IAttributesTable attributes, string attributeName)
{
object result = null;
if (attributes.Exists(attributeName))
{
result = attributes[attributeName];
}
return(result);
}
/// <summary>
/// Get an attribute by language, this is relevant to OSM attributes convetion
/// </summary>
/// <param name="attributes">The attributes table</param>
/// <param name="key">The attribute name</param>
/// <param name="language">The user interface language</param>
/// <returns></returns>
protected string GetAttributeByLanguage(IAttributesTable attributes, string key, string language)
{
if (attributes.GetNames().Contains(key + ":" + language))
{
return(attributes[key + ":" + language].ToString());
}
if (attributes.GetNames().Contains(key))
{
return(attributes[key].ToString());
}
return(string.Empty);
}
public RoundTripBase()
{
LayerName = "water";
FeatureProperties = new AttributesTable(new[]
{
new KeyValuePair <string, object>(UID, 123U),
new KeyValuePair <string, object>("foo", "bar"),
new KeyValuePair <string, object>("baz", "foo"),
});
FeatureGeometry = Reader.Read("POLYGON ((0 0, 0 1, 1 1, 1 0, 0 0))");
}
/// <summary>
/// Get an attribute by language, this is relevant to OSM attributes convetion
/// </summary>
/// <param name="attributes">The attributes table</param>
/// <param name="key">The attribute name</param>
/// <param name="language">The user interface language</param>
/// <returns></returns>
public static string GetByLanguage(this IAttributesTable attributes, string key, string language)
{
if (attributes.Exists(key + ":" + language))
{
return(attributes[key + ":" + language].ToString());
}
if (attributes.Exists(key))
{
return(attributes[key].ToString());
}
return(string.Empty);
}
/// <summary>
/// Returns true if the given table contains the given attribute with the given value.
/// </summary>
public static bool Contains(this IAttributesTable table, string name, object value)
{
var names = table.GetNames();
for (var i = 0; i < names.Length; i++)
{
if (names[i] == name)
{
return(value.Equals(table.GetValues()[i]));
}
}
return(false);
}
/// <summary>
/// Writes the specified feature collection.
/// </summary>
/// <param name="featureCollection">The feature collection.</param>
public virtual void Write(IList featureCollection)
{
// Test if the Header is initialized
if (Header == null)
{
throw new ApplicationException("Header must be set first!");
}
// Test if all elements of the collections are features
foreach (object obj in featureCollection)
{
if (obj.GetType() != typeof(Feature))
{
throw new ArgumentException("All the elements in the given collection must be " + typeof(Feature).Name);
}
}
try
{
// Write shp and shx
Geometry[] geometries = new Geometry[featureCollection.Count];
int index = 0;
foreach (Feature feature in featureCollection)
{
geometries[index++] = feature.Geometry;
}
shapeWriter.Write(shpFile, new GeometryCollection(geometries, geometryFactory));
// Write dbf
dbaseWriter.Write(Header);
foreach (Feature feature in featureCollection)
{
IAttributesTable attribs = feature.Attributes;
ArrayList values = new ArrayList();
for (int i = 0; i < Header.NumFields; i++)
{
values.Add(attribs[Header.Fields[i].Name]);
}
dbaseWriter.Write(values);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
finally
{
// Close dbf writer
dbaseWriter.Close();
}
}
public void ReadEntry_ReadNonExistantKeyFromEntry_ShoudReturnCorrectValues()
{
// Arrange
m_TmpFile = new TempFileWriter(".dbf", DbfFiles.Read("point_ed50_geo"));
m_Reader = new DbaseReader(m_TmpFile.Path);
IAttributesTable results = m_Reader.ReadEntry(0);
// Act.
Assert.Catch <ArgumentException>(() =>
{
object a = results["a"];
});
}
public static void Write(IAttributesTable attributes, TextWriter writer)
{
if (attributes == null)
{
return;
}
if (writer == null)
{
throw new ArgumentNullException("writer", "A valid text writer object is required.");
}
JsonTextWriter jwriter = new JsonTextWriter(writer);
Write(attributes, jwriter);
}
/// <summary>
/// Returns true if this table contains the given attribute and value.
/// </summary>
public static bool Contains(this IAttributesTable table, string attribute, object value)
{
if (!table.Exists(attribute))
{
return(false);
}
var existing = table[attribute];
if (existing == null && value == null)
{
return(true);
}
return(existing.Equals(value));
}
/// <summary>
/// Tries to get a value from the attribute table.
/// </summary>
public static bool TryGetValue(this IAttributesTable table, string name, out object value)
{
var names = table.GetNames();
for (var i = 0; i < names.Length; i++)
{
if (names[i] == name)
{
value = table.GetValues()[i];
return(true);
}
}
value = null;
return(false);
}
public TopoBuilder(string type,
long id,
IAttributesTable properties,
double[][] coordinates,
int[][][] arcs,
TopoObject[] geometries)
{
if (String.IsNullOrEmpty(type))
throw new ArgumentNullException("type", "type null");
_type = type;
_id = id;
_properties = properties ?? new AttributesTable();
_coordinates = coordinates;
_arcs = arcs;
_geometries = geometries;
}
public static string CreateTableColumns(IAttributesTable columnAttributes, DbaseFieldDescriptor[] fieldsInformation)
{
string[] tableColumns = columnAttributes.GetNames();
string columnInformation = "";
for (int i = 0; i < tableColumns.Length; i++)
{
columnInformation += tableColumns[i] + " " + SetSqlDataType(fieldsInformation[i].Length, fieldsInformation[i].DecimalCount, fieldsInformation[i].DbaseType) + ", ";
}
columnInformation = columnInformation.TrimEnd(',', ' ');
string createTableString = "CREATE TABLE TestTable ( OBJECTID_1 int IDENTITY (1,1) PRIMARY KEY, Shape geometry, " + columnInformation + "); ";
return(createTableString);
}
/// <summary>
/// Method to merge this attribute table with another attribute table
/// </summary>
/// <param name="other">The other attribute table</param>
/// <param name="preferThis">A value indicating if values in this attribute table are preferable
/// over those in <paramref name="other"/>. The default is <value>true</value>.
/// </param>
public void MergeWith(IAttributesTable other, bool preferThis = true)
{
foreach (var name in other.GetNames())
{
if (!Exists(name))
{
Add(name, other[name]);
}
else
{
if (!preferThis)
{
this[name] = other[name];
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="geometry"></param>
/// <param name="attributes"></param>
public NTSFeature(Geometry geometry, IAttributesTable attributes) : this()
{
this.geometry = geometry;
this.attributes = attributes;
}
private static PropertiesData FindPropertiesData(IAttributesTable attributesTable, List<PropertiesData> priorityData)
{
return attributesTable.GetNames().Select(key => priorityData.FirstOrDefault(p =>
{
if (key.Equals(p.Key, StringComparison.InvariantCultureIgnoreCase) == false)
{
return false;
}
return p.IsAnyValue || attributesTable[key].ToString().Equals(p.Value, StringComparison.CurrentCultureIgnoreCase);
})).FirstOrDefault(data => data != null);
}
public void ReadEntry_ReadEntryValues_ShoudReturnCorrectValues()
{
// Arrange
m_TmpFile = new TempFileWriter("data.dbf", DbfFiles.Read("point_ed50_geo"));
m_Reader = new DbaseReader(m_TmpFile.Path);
var expectedTable = new
{
Ids = new double[]
{
3, 2, 1
},
Strings = new string[]
{
"str3", "str2", "str1"
},
WholeNums = new double[]
{
3, 2, 1
},
DecNums = new double[]
{
3, 2, 1
},
};
// Act.
IAttributesTable[] results = new IAttributesTable[]
{
m_Reader.ReadEntry(0),
m_Reader.ReadEntry(1),
m_Reader.ReadEntry(2)
};
// Assert.
int currResIndex = 0;
foreach (IAttributesTable res in results)
{
object id = res["id"];
object str = res["str"];
object wholeNum = res["wholeNum"];
object decNum = res["decNum"];
object date = res["dt"];
Assert.IsNotNull(id);
Assert.IsNotNull(str);
Assert.IsNotNull(wholeNum);
Assert.IsNotNull(decNum);
Assert.IsNotNull(date);
Assert.IsInstanceOf<double>(id);
Assert.IsInstanceOf<string>(str);
Assert.IsInstanceOf<double>(wholeNum);
Assert.IsInstanceOf<double>(decNum);
Assert.IsInstanceOf<DateTime>(date);
Assert.AreEqual(id, expectedTable.Ids[currResIndex]);
Assert.AreEqual(str, expectedTable.Strings[currResIndex]);
Assert.AreEqual(wholeNum, expectedTable.WholeNums[currResIndex]);
Assert.AreEqual(decNum, expectedTable.DecNums[currResIndex]);
Assert.AreEqual(date, DATE_SAVED_IN_DBF);
currResIndex++;
}
}
/// <summary>
///
/// </summary>
/// <param name="geometry"></param>
/// <param name="attributes"></param>
public Feature(IGeometry geometry, IAttributesTable attributes) : this()
{
_geometry = geometry;
_attributes = attributes;
}
public static void Write(IAttributesTable attributes, JsonTextWriter jwriter)
{
if (attributes == null)
return;
if (jwriter == null)
throw new ArgumentNullException("jwriter", "A valid JSON writer object is required.");
jwriter.WriteStartObject();
string[] names = attributes.GetNames();
foreach (string name in names)
{
jwriter.WriteMember(name);
jwriter.WriteString(attributes[name].ToString());
}
jwriter.WriteEndObject();
}
public static void Write(IAttributesTable attributes, TextWriter writer)
{
if (attributes == null)
return;
if (writer == null)
throw new ArgumentNullException("writer", "A valid text writer object is required.");
JsonTextWriter jwriter = new JsonTextWriter(writer);
Write(attributes, jwriter);
}
