public static FeatureWithID ReadFeatureWithID(JsonTextReader jreader)
{
if (jreader == null)
{
throw new ArgumentNullException("jreader", "A valid JSON reader object is required.");
}
FeatureWithID feature = new FeatureWithID();
if (jreader.MoveToContent() && jreader.TokenClass == JsonTokenClass.Object)
{
jreader.ReadToken(JsonTokenClass.Object);
string key = "";
JsonTokenClass tokenClass;
while ((tokenClass = jreader.TokenClass) == JsonTokenClass.Member)
{
key = jreader.ReadMember();
switch (key)
{
case "type":
if (!jreader.ReadString().Equals("Feature"))
{
throw new Exception("jreader - A valid JSON reader object is required.");
}
break;
case "id":
feature.Id = jreader.ReadString();
break;
case "geometry":
feature.Geometry = Read(jreader); //reads the geometry value
//jreader.ReadMember(); //reads 'properties'
//feature.Attributes = ReadAttributesTableWithID(jreader);
break;
case "properties":
feature.Attributes = ReadAttributesTableWithID(jreader);
//jreader.ReadMember(); //reads 'geometry'
//feature.Geometry = Read(jreader); //reads the geometry value
break;
default:
throw new Exception("jreader - Feature - unexpected member");
break;
}
}
//if (tokenClass != JsonTokenClass.EndObject)
//{
// throw new Exception("expected endobject");
//}
jreader.ReadToken(JsonTokenClass.EndObject);
}
return(feature);
}
public static void WriteWithID(FeatureWithID feature, JsonTextWriter jwriter)
{
if (feature == null)
{
return;
}
if (jwriter == null)
{
throw new ArgumentNullException("jwriter", "A valid JSON writer object is required.");
}
jwriter.WriteStartObject();
jwriter.WriteMember("type");
jwriter.WriteString("Feature");
jwriter.WriteMember("id");
jwriter.WriteString(feature.Id);
jwriter.WriteMember("geometry");
Write(feature.Geometry, jwriter);
jwriter.WriteMember("properties");
WritewithID(feature.Attributes, jwriter);
jwriter.WriteEndObject();
}
public static void WriteFeatureWithID(FeatureWithID feature, TextWriter writer)
{
if (feature == null)
{
return;
}
if (writer == null)
{
throw new ArgumentNullException("writer", "A valid text writer object is required.");
}
JsonTextWriter jwriter = new JsonTextWriter(writer);
WriteWithID(feature, jwriter);
}
public override bool Equals(object obj)
{
FeatureWithID otherFeature = obj as FeatureWithID;
if (otherFeature != null)
{
if (this.Id == otherFeature.Id && this.Geometry == otherFeature.Geometry)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
//return base.Equals(obj);
}
