public override string ToDisplayString()
        {
            string savedPassword = null;

            if (ConnectionStringBuilder.ContainsKey("Jet OLEDB:Database Password") &&
                ConnectionStringBuilder.ShouldSerialize("Jet OLEDB:Database Password"))
            {
                savedPassword = ConnectionStringBuilder["Jet OLEDB:Database Password"] as string;
                ConnectionStringBuilder.Remove("Jet OLEDB:Database Password");
            }
            string displayString = base.ToDisplayString();

            if (savedPassword != null)
            {
                ConnectionStringBuilder["Jet OLEDB:Database Password"] = savedPassword;
            }
            return(displayString);
        }