Ejemplo n.º 1
0
        /// <summary>
        /// The object factory for a particular data collection instance.
        /// </summary>
        public virtual void CreateObjectsFromData(Explanations explanations, System.Data.DataSet data)
        {
            // Do nothing if we have nothing
            if (data == null || data.Tables.Count == 0 || data.Tables[0].Rows.Count == 0)
            {
                return;
            }


            // Create a local variable for the new instance.
            Explanation newobj = null;

            // Create a local variable for the data row instance.
            System.Data.DataRow dr = null;


            // Iterate through the table rows
            for (int i = 0; i < data.Tables[0].Rows.Count; i++)
            {
                // Get a reference to the data row
                dr = data.Tables[0].Rows[i];
                // Create a new object instance
                newobj = System.Activator.CreateInstance(explanations.ContainsType[0]) as Explanation;
                // Let the instance set its own members
                newobj.SetMembers(ref dr);
                // Add the new object to the collection instance
                explanations.Add(newobj);
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Fills a single instance with data based on its primary key values.
        /// </summary>
        public virtual void Fill(Explanation explanation, System.Int64 id)
        {
            // create the connection to use
            SqlConnection cnn = new SqlConnection(Explanation.GetConnectionString());

            try
            {
                // discover the sql parameters
                SqlParameterHash sqlparams = SqlHelperParameterCache.GetSpParameterSet(Explanation.GetConnectionString(), "gsp_SelectExplanation");


                using (cnn)
                {
                    // open the connection
                    cnn.Open();


                    // set the parameters
                    sqlparams["@id"].Value = id;


                    // create an instance of the reader to fill.
                    SqlDataReader datareader = SqlHelper.ExecuteReader(cnn, "gsp_SelectExplanation", sqlparams);


                    if (datareader.Read())
                    {
                        explanation.SetMembers(ref datareader);
                    }


                    cnn.Close();                     // close the connection
                }


                // nullify the connection var
                cnn = null;
            }
            catch (SqlException sqlex)
            {
                throw sqlex;
            }
        }
Ejemplo n.º 3
0
        /// <summary>
        /// The object factory for a particular data collection instance.
        /// </summary>
        public virtual void CreateObjectsFromData(Explanations explanations, System.Data.SqlClient.SqlDataReader data)
        {
            // Do nothing if we have nothing
            if (data == null)
            {
                return;
            }


            // Create a local variable for the new instance.
            Explanation newobj = null;

            // Iterate through the data reader
            while (data.Read())
            {
                // Create a new object instance
                newobj = System.Activator.CreateInstance(explanations.ContainsType[0]) as Explanation;
                // Let the instance set its own members
                newobj.SetMembers(ref data);
                // Add the new object to the collection instance
                explanations.Add(newobj);
            }
        }