private void EncodeIfDefined(DerEncoder DER, string OID, string Value)
{
if (Value != null)
{
DER.StartSET();
DER.StartSEQUENCE();
DER.OBJECT_IDENTIFIER(OID);
if (DerEncoder.IsPrintable(Value))
{
DER.PRINTABLE_STRING(Value);
}
else
{
DER.IA5_STRING(Value);
}
DER.EndSEQUENCE();
DER.EndSET();
}
}