ArcGIS Pro 2.6 API Reference Guide
Trace Method (UpstreamTracer)

ArcGIS.Core.Data.UtilityNetwork.Trace Namespace > UpstreamTracer Class : Trace Method
The input arguments to the trace.
Executes an upstream trace.
Syntax
Public Overrides Function Trace( _
   ByVal traceArgument As TraceArgument _
) As IReadOnlyList(Of Result)

Parameters

traceArgument
The input arguments to the trace.

Return Value

A IReadOnlyList of concrete Result whose type corresponds to ResultType set in TraceArgument.ResultTypes.
Exceptions
ExceptionDescription
traceArgument is null.

traceArgument is constructed using TraceArgument.TraceArgument Constructor(Subnetwork).

-or-

DomainNetwork in traceArgument's TraceConfiguration is not set with a valid ArcGIS.Core.Data.UtilityNetwork.DomainNetwork object.

This operation is not supported in client-server mode.
If the ArcGIS.Core.Data.UtilityNetwork.Terminal in any ArcGIS.Core.Data.UtilityNetwork.Element in TraceArgument.StartingLocations, TraceArgument.Barriers or TraceArgument.FilterBarriers is null and the associated ArcGIS.Core.Data.UtilityNetwork.TerminalConfiguration has multiple terminals.
A geodatabase-related exception has occurred.
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

UpstreamTracer Class
UpstreamTracer Members