/// <summary>
        /// Populate business objects from the data reader
        /// </summary>
        /// <param name="dataReader">data reader</param>
        /// <returns>list of CGroup_solution_methods</returns>
        internal List <CGroup_solution_methods> PopulateObjectsFromReader(IDataReader dataReader)
        {
            List <CGroup_solution_methods> list = new List <CGroup_solution_methods>();

            while (dataReader.Read())
            {
                CGroup_solution_methods businessObject = new CGroup_solution_methods();
                PopulateBusinessObjectFromReader(businessObject, dataReader);
                list.Add(businessObject);
            }
            return(list);
        }
        /// <summary>
        /// Populate business object from data reader
        /// </summary>
        /// <param name="businessObject">business object</param>
        /// <param name="dataReader">data reader</param>
        internal void PopulateBusinessObjectFromReader(CGroup_solution_methods businessObject, IDataReader dataReader)
        {
            businessObject.Idgroup_solution_methods = dataReader.GetInt32(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Idgroup_solution_methods.ToString()));

            if (!dataReader.IsDBNull(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Idgroup_solution.ToString())))
            {
                businessObject.Idgroup_solution = dataReader.GetInt32(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Idgroup_solution.ToString()));
            }

            if (!dataReader.IsDBNull(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Idtemplate_method.ToString())))
            {
                businessObject.Idtemplate_method = dataReader.GetInt32(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Idtemplate_method.ToString()));
            }

            if (!dataReader.IsDBNull(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Status.ToString())))
            {
                businessObject.Status = dataReader.GetBoolean(dataReader.GetOrdinal(CGroup_solution_methods.CGroup_solution_methodsFields.Status.ToString()));
            }
        }
        /// <summary>
        /// Select by primary key
        /// </summary>
        /// <param name="keys">primary keys</param>
        /// <returns>CGroup_solution_methods business object</returns>
        public CGroup_solution_methods SelectByPrimaryKey(CGroup_solution_methodsKeys keys)
        {
            NpgsqlCommand sqlCommand = new NpgsqlCommand();

            sqlCommand.CommandText = "public.sp_group_solution_methods_SelectByPrimaryKey";
            sqlCommand.CommandType = CommandType.StoredProcedure;

            // Use connection object of base class
            sqlCommand.Connection = MainConnection;

            try
            {
                sqlCommand.Parameters.Add(new NpgsqlParameter("p_idgroup_solution_methods", NpgsqlDbType.Integer, 4, "", ParameterDirection.Input, false, 0, 0, DataRowVersion.Proposed, keys.Idgroup_solution_methods));


                MainConnection.Open();

                NpgsqlDataReader dataReader = sqlCommand.ExecuteReader();

                if (dataReader.Read())
                {
                    CGroup_solution_methods businessObject = new CGroup_solution_methods();

                    PopulateBusinessObjectFromReader(businessObject, dataReader);

                    return(businessObject);
                }
                else
                {
                    return(null);
                }
            }
            catch (Exception ex)
            {
                throw new Exception("CGroup_solution_methods::SelectByPrimaryKey::Error occured.", ex);
            }
            finally
            {
                MainConnection.Close();
                sqlCommand.Dispose();
            }
        }
        /// <summary>
        /// insert new row in the table
        /// </summary>
        /// <param name="businessObject">business object</param>
        /// <returns>true of successfully insert</returns>
        public bool Insert(CGroup_solution_methods businessObject)
        {
            NpgsqlCommand sqlCommand = new NpgsqlCommand();

            sqlCommand.CommandText = "public.sp_group_solution_methods_Insert";
            sqlCommand.CommandType = CommandType.StoredProcedure;

            // Use connection object of base class
            sqlCommand.Connection = MainConnection;

            try
            {
                sqlCommand.Parameters.AddWithValue("p_idgroup_solution_methods", businessObject.Idgroup_solution_methods);
                sqlCommand.Parameters["p_idgroup_solution_methods"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters["p_idgroup_solution_methods"].Direction    = ParameterDirection.InputOutput;

                sqlCommand.Parameters.AddWithValue("p_idgroup_solution", businessObject.Idgroup_solution);
                sqlCommand.Parameters["p_idgroup_solution"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters.AddWithValue("p_idtemplate_method", businessObject.Idtemplate_method);
                sqlCommand.Parameters["p_idtemplate_method"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters.AddWithValue("p_status", businessObject.Status);
                sqlCommand.Parameters["p_status"].NpgsqlDbType = NpgsqlDbType.Boolean;


                MainConnection.Open();

                sqlCommand.ExecuteNonQuery();
                businessObject.Idgroup_solution_methods = Convert.ToInt32(sqlCommand.Parameters["p_idgroup_solution_methods"].Value);

                return(true);
            }
            catch (Exception ex)
            {
                throw new Exception("CGroup_solution_methods::Insert::Error occured.", ex);
            }
            finally
            {
                MainConnection.Close();
                sqlCommand.Dispose();
            }
        }
        /// <summary>
        /// update row in the table
        /// </summary>
        /// <param name="businessObject">business object</param>
        /// <returns>true for successfully updated</returns>
        public bool Update(CGroup_solution_methods businessObject)
        {
            NpgsqlCommand sqlCommand = new NpgsqlCommand();

            sqlCommand.CommandText = "public.sp_group_solution_methods_Update";
            sqlCommand.CommandType = CommandType.StoredProcedure;

            // Use connection object of base class
            sqlCommand.Connection = MainConnection;

            try
            {
                sqlCommand.Parameters.AddWithValue("p_idgroup_solution_methods", businessObject.Idgroup_solution_methods);
                sqlCommand.Parameters["p_idgroup_solution_methods"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters.AddWithValue("p_idgroup_solution", businessObject.Idgroup_solution);
                sqlCommand.Parameters["p_idgroup_solution"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters.AddWithValue("p_idtemplate_method", businessObject.Idtemplate_method);
                sqlCommand.Parameters["p_idtemplate_method"].NpgsqlDbType = NpgsqlDbType.Integer;
                sqlCommand.Parameters.AddWithValue("p_status", businessObject.Status);
                sqlCommand.Parameters["p_status"].NpgsqlDbType = NpgsqlDbType.Boolean;


                MainConnection.Open();

                if (Convert.ToInt32(sqlCommand.ExecuteScalar()) > 0)
                {
                    return(true);
                }
                return(false);
            }
            catch (Exception ex)
            {
                throw new Exception("CGroup_solution_methods::Update::Error occured.", ex);
            }
            finally
            {
                MainConnection.Close();
                sqlCommand.Dispose();
            }
        }