The Source Code - Multilevel Security for Relational Databases - page 196

{
TSnumric = “2”;
}
else
{
if (UserLabel.Substring(UserLabel.
IndexOf('S') - 1, 1) = = “-”)
{
TSnumric = “1”;
}
else
{
TSnumric = “2”;
}
}
}
if (UserLabel.Contains('T'))
{
if (UserLabel.IndexOf('T') = = 0)
{
TSnumric = “2”;
}
else
{
if (UserLabel.Substring
(UserLabel.IndexOf('T') - 1, 1)
= = “-”)
{
TSnumric = “1”;
}
else
{
TSnumric = “2”;
}
}
}
UserLabelID = Unumric + Cnumric + Snumric +
TSnumric;
return UserLabelID;
}
public static string GetBCprimarylevel
(int NumericLabel)
{
string Label = GetBCLabel(NumericLabel);