System.Text.Json.Serialization.JsonTypeClassifier public sealed delegate JsonTypeClassifier : MulticastDelegate Documentation Code public JsonTypeClassifier(object object, IntPtr method) public virtual IAsyncResult BeginInvoke(ref Utf8JsonReader reader, AsyncCallback callback, object object) public virtual Type EndInvoke(ref Utf8JsonReader reader, IAsyncResult result) public virtual Type Invoke(ref Utf8JsonReader reader)