private string GetRestrictUTurns(string restrictUTurns)
{
string result = "esriNFSBAllowBacktrack";
switch (restrictUTurns.ToLower())
{
case "allow backtrack":
result = "esriNFSBAllowBacktrack";
break;
case "at dead ends only":
result = "esriNFSBAtDeadEndsOnly";
break;
case "no backtrack":
result = "esriNFSBNoBacktrack";
break;
default:
break;
}
return result;
}