Trace task used by the Utility Network Analysis extension for finding all reachable elements in the current network that are upstream from all of the specified flags.
Available with ArcGIS Desktop.
The FindAncestorsTask object returns the network elements that are upstream of all 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 FindAncestorsTask object is a directional trace task. By default, network elements with indeterminate or uninitialized flow direction will not be traced