GetDefinition Method (RealtimeFeatureClass)

In This Topic

Gets the RealtimeFeatureClassDefinition of this dataset. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

Visual Basic (Declaration)
C#

Public Shadows Function GetDefinition() As RealtimeFeatureClassDefinition

public new RealtimeFeatureClassDefinition GetDefinition()

Return Value

The RealtimeFeatureClassDefinition of this dataset.

Exceptions

Exception	Description
System.InvalidOperationException	This dataset does not have a valid definition.
ArcGIS.Core.Data.Exceptions.GeodatabaseException	A geodatabase-related exception has occurred.
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run.

Example

Check the Realtime Feature Class is Track Aware

{
  // Note: call within QueuedTask.Run()
  {
    using var rfc = streamLayer.GetFeatureClass();
    using var rfc_def = rfc.GetDefinition();
    if (rfc_def.HasTrackIDField())
    {
      //Track aware
    }
  }
}

Get the Track Id Field from the Realtime Feature class

{
  // Note: call within QueuedTask.Run()
  {
    using (var rfc = streamLayer.GetFeatureClass())
    using (var rfc_def = rfc.GetDefinition())
    {
      if (rfc_def.HasTrackIDField())
      {
        var fld_name = rfc_def.GetTrackIDField();

      }
    }
  }
}

Requirements

Target Platforms: Windows 11 Home, Pro, Enterprise (64 bit)

ArcGIS Pro version: 3.0 or higher.

Reference

RealtimeFeatureClass Class
RealtimeFeatureClass Members

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