ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Data.UtilityNetwork.Trace Namespace / FunctionBarrier Class / FunctionBarrier Constructor
The Function that is used to calculate a value.
The Operator that is used to perform the comparison (equals, less than etc.).
The value that the functional expression is compared against.
Example Version

FunctionBarrier Constructor
Initializes a new instance of the FunctionBarrier class.
Syntax

Parameters

function
The Function that is used to calculate a value.
comparisonOperator
The Operator that is used to perform the comparison (equals, less than etc.).
value
The value that the functional expression is compared against.
Example
Create a FunctionBarrier
// Create a NetworkAttribute object for the Shape length network attribute from the UtilityNetworkDefinition
using (NetworkAttribute shapeLengthNetworkAttribute = utilityNetworkDefinition.GetNetworkAttribute("Shape length"))
{
  // Create a function that adds up shape length
  Add lengthFunction = new Add(shapeLengthNetworkAttribute);

  // Create a function barrier that stops traversal after 1000 feet
  FunctionBarrier distanceBarrier = new FunctionBarrier(lengthFunction, Operator.GreaterThan, 1000.0);

  // Set this function barrier
  traceConfiguration.Traversability.FunctionBarriers = new List<FunctionBarrier>() { distanceBarrier };
}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also