public CategoryComparison( 
   CategoryOperator comparisonOperator,
   string category
)

{
  // This routine creates an output condition to filter trace results to only include features with the "Service Point" category assigned
  static void CreateOutputFilter(TraceConfiguration traceConfiguration)
  {
    // Create an output category to filter the trace results to only include
    // features with the "Service Point" category assigned
    traceConfiguration.OutputCondition = new CategoryComparison(CategoryOperator.IsEqual, "Service Point");
  }
}