public AdObject(string dn, string cn, Sid sid)
 {
     Dn = dn;
     Cn = string.IsNullOrEmpty(cn) ? ConvertDnToCn(Dn) : cn;
     Sid = sid;
 }
 public AdObject(string dn, string cn, Sid sid)
 {
     Dn  = dn;
     Cn  = string.IsNullOrEmpty(cn) ? ConvertDnToCn(Dn) : cn;
     Sid = sid;
 }
 public AdObject()
 {
     Dn = string.Empty;
     Cn = string.Empty;
     Sid = null;
 }
 public AdObject()
 {
     Dn  = string.Empty;
     Cn  = string.Empty;
     Sid = null;
 }