public bool Post(ProcessActivity processActivity)
        {
            SqlCommand cmd = new SqlCommand(INSERT, SQLConnectionSingleton.Instance.DbConnection);

            cmd.Parameters.AddWithValue("@ActivityID ", processActivity.ActivityID);
            cmd.Parameters.AddWithValue("@ProcessOrderNR ", processActivity.ProcessOrderNR);

            int rowsAffected = cmd.ExecuteNonQuery();

            return(rowsAffected == 1);
        }
        public ProcessActivity Get(int ProcessOrderNR)
        {
            ProcessActivity processActivity = null;

            using (SqlCommand cmd = new SqlCommand(GET_ONE, SQLConnectionSingleton.Instance.DbConnection))
            {
                cmd.Parameters.AddWithValue("@ProcessOrderNR", ProcessOrderNR);

                SqlDataReader reader = cmd.ExecuteReader();

                while (reader.Read())
                {
                    processActivity = new ProcessActivity()
                    {
                        ActivityID     = reader.GetInt32(0),
                        ProcessOrderNR = reader.GetInt32(1)
                    };
                }
                reader.Close();
            }

            return(processActivity);
        }