Trace task used by the Utility Network Analysis extension for finding all reachable elements in the current network that are upstream from the specified flag(s).
Available with ArcGIS Desktop.
The TraceUpstreamTask object returns all of the network elements that are upstream of any of the flags on the current network.
|ITraceTask||Provides access to members that execute a trace task.|
|ITraceTaskResults||Provides access to members that return the network elements returned by the trace task.|
The TraceUpstreamTask object is a directional trace task. By default, network elements with indeterminate or uninitialized flow direction will not be traced.