public override object ReadJson(JsonReader reader, Type objectType, [AllowNull] object existingValue, JsonSerializer serializer)
{
var jToken = JToken.Load(reader);
if (jToken is JObject)
{
var label = jToken["label"]?.ToString();
var modelType = label != null
? _model
.GetTypes(label)
.FirstOrDefault(type => objectType.IsAssignableFrom(type))
: null;
if (modelType != null)
{
objectType = modelType;
}
else
{
if (objectType == typeof(IVertex))
{
objectType = typeof(VertexImpl);
}
else if (objectType == typeof(IEdge))
{
objectType = typeof(EdgeImpl);
}
}
}
using (Block())
{
return(jToken.ToObject(objectType, serializer));
}
}
public override Type[] GetTypes(string label) => _baseGraphModel.GetTypes(label);
public override Type[] GetTypes(string label) => _model.GetTypes(label);