public static string GetCardinalityString(uint lower, UnlimitedInt upper)
{
if (lower != upper)
{
return(String.Format("{0}..{1}", lower, upper));
}
else
{
return(lower.ToString());
}
}
public static bool ParseMultiplicityString(string newCardinality, out uint lower, out UnlimitedInt upper)
{
try
{
if (newCardinality.Contains(".."))
{
int pos = newCardinality.IndexOf("..");
lower = ParseUint(newCardinality.Substring(0, pos));
upper = ParseUnlimitedNatural(newCardinality.Substring(pos + 2));
}
else
{
lower = uint.Parse(newCardinality);
upper = (UnlimitedInt)lower;
}
return(true);
}
catch (FormatException)
{
lower = 0;
upper = 0;
return(false);
}
}
public static bool IsMultiplicityValid(uint?lower, UnlimitedInt upper)
{
return(!lower.HasValue || lower <= upper);
}
