private string getUserName(ConnectionFactory cf)
{
string ownerResourceId;
try {
string[] sArray = cf.HostName.Split('.');
ownerResourceId = sArray[0];
}
catch (Exception e) {
throw new InvalidProgramException("hostName invalid");
}
// Console.WriteLine(ownerResourceId);
return(AliyunUtils.getUserName(cf.UserName, ownerResourceId));
}
