コード例 #1
0
        private void Child_Update(Profile profile, SqlConnection connection)
        {
            bool cancel = false;

            OnChildUpdating(profile, connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "UPDATE [dbo].[Account] SET [UniqueID] = @p_UniqueID, [Email] = @p_Email, [FirstName] = @p_FirstName, [LastName] = @p_LastName, [Address1] = @p_Address1, [Address2] = @p_Address2, [City] = @p_City, [State] = @p_State, [Zip] = @p_Zip, [Country] = @p_Country, [Phone] = @p_Phone WHERE [AccountId] = @p_AccountId";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_AccountId", this.AccountId);
                command.Parameters.AddWithValue("@p_UniqueID", profile != null ? profile.UniqueID : this.UniqueID);
                command.Parameters.AddWithValue("@p_Email", this.Email);
                command.Parameters.AddWithValue("@p_FirstName", this.FirstName);
                command.Parameters.AddWithValue("@p_LastName", this.LastName);
                command.Parameters.AddWithValue("@p_Address1", this.Address1);
                command.Parameters.AddWithValue("@p_Address2", ADOHelper.NullCheck(this.Address2));
                command.Parameters.AddWithValue("@p_City", this.City);
                command.Parameters.AddWithValue("@p_State", this.State);
                command.Parameters.AddWithValue("@p_Zip", this.Zip);
                command.Parameters.AddWithValue("@p_Country", this.Country);
                command.Parameters.AddWithValue("@p_Phone", ADOHelper.NullCheck(this.Phone));

                using (var reader = new SafeDataReader(command.ExecuteReader()))
                {
                    if (reader.Read())
                    {
                    }
                }

                // Update foreign keys values. This code will update the values passed in from the parent only if no errors occurred after executing the query.
                if (profile != null && profile.UniqueID != this.UniqueID)
                {
                    LoadProperty(_uniqueIDProperty, profile.UniqueID);
                }
            }

            // A child relationship exists on this Business Object but its type is not a child type (E.G. EditableChild).
            // TODO: Please override OnChildUpdated() and update this child manually.
            // FieldManager.UpdateChildren(this, connection);

            OnChildUpdated();
        }
コード例 #2
0
        protected override void DataPortal_Execute()
        {
            string commandText = String.Format("SELECT COUNT(1) FROM {0} {1}", Criteria.TableFullName, ADOHelper.BuildWhereStatement(Criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(Criteria.StateBag));
                    Result = (int)command.ExecuteScalar() > 0;
                }
            }
        }
コード例 #3
0
        private void Child_Insert(Category category, SqlConnection connection)
        {
            bool cancel = false;

            OnChildInserting(category, connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "INSERT INTO [dbo].[Product] ([ProductId], [CategoryId], [Name], [Descn], [Image]) VALUES (@p_ProductId, @p_CategoryId, @p_Name, @p_Descn, @p_Image)";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                command.Parameters.AddWithValue("@p_CategoryId", category != null ? category.CategoryId : this.CategoryId);
                command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                command.Parameters.AddWithValue("@p_Descn", ADOHelper.NullCheck(this.Description));
                command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                int result = command.ExecuteNonQuery();
                if (result == 0)
                {
                    throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                }

                // Update foreign keys values. This code will update the values passed in from the parent only if no errors occurred after executing the query.
                if (category != null && category.CategoryId != this.CategoryId)
                {
                    LoadProperty(_categoryIdProperty, category.CategoryId);
                }

                // Update the original non-identity primary key value.
                LoadProperty(_originalProductIdProperty, this.ProductId);
            }

            // A child relationship exists on this Business Object but its type is not a child type (E.G. EditableChild).
            // TODO: Please override OnChildInserted() and insert this child manually.
            // FieldManager.UpdateChildren(this, null, connection);

            OnChildInserted();
        }
コード例 #4
0
        protected override void DataPortal_Update()
        {
            bool cancel = false;

            OnUpdating(ref cancel);
            if (cancel)
            {
                return;
            }

            const string commandText = "UPDATE [dbo].[Profiles] SET [Username] = @p_Username, [ApplicationName] = @p_ApplicationName, [IsAnonymous] = @p_IsAnonymous, [LastActivityDate] = @p_LastActivityDate, [LastUpdatedDate] = @p_LastUpdatedDate WHERE [UniqueID] = @p_UniqueID";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_UniqueID", this.UniqueID);
                    command.Parameters.AddWithValue("@p_Username", this.Username);
                    command.Parameters.AddWithValue("@p_ApplicationName", this.ApplicationName);
                    command.Parameters.AddWithValue("@p_IsAnonymous", ADOHelper.NullCheck(this.IsAnonymous));
                    command.Parameters.AddWithValue("@p_LastActivityDate", ADOHelper.NullCheck(this.LastActivityDate));
                    command.Parameters.AddWithValue("@p_LastUpdatedDate", ADOHelper.NullCheck(this.LastUpdatedDate));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        //RecordsAffected: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                        if (reader.RecordsAffected == 0)
                        {
                            throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                        }

                        if (reader.Read())
                        {
                            using (BypassPropertyChecks)
                            {
                            }
                        }
                    }
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnUpdated();
        }
コード例 #5
0
        private void Child_Update(Category category, SqlConnection connection)
        {
            bool cancel = false;

            OnChildUpdating(category, connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "UPDATE [dbo].[Product] SET [ProductId] = @p_ProductId, [CategoryId] = @p_CategoryId, [Name] = @p_Name, [Descn] = @p_Descn, [Image] = @p_Image WHERE [ProductId] = @p_OriginalProductId; SELECT [ProductId] FROM [dbo].[Product] WHERE [ProductId] = @p_OriginalProductId";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_OriginalProductId", this.OriginalProductId);
                command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                command.Parameters.AddWithValue("@p_CategoryId", category != null ? category.CategoryId : this.CategoryId);
                command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                command.Parameters.AddWithValue("@p_Descn", ADOHelper.NullCheck(this.Description));
                command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                // result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                int result = command.ExecuteNonQuery();
                if (result == 0)
                {
                    throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                }

                // Update foreign keys values. This code will update the values passed in from the parent only if no errors occurred after executing the query.
                if (category != null && category.CategoryId != this.CategoryId)
                {
                    LoadProperty(_categoryIdProperty, category.CategoryId);
                }

                // Update non-identity primary key value.
                LoadProperty(_originalProductIdProperty, this.ProductId);
            }

            FieldManager.UpdateChildren(this, null, connection);

            OnChildUpdated();
        }
コード例 #6
0
        /// <summary>
        /// Inserts data into the data base using the information in the current
        ///    CSLA editable child business object of type <see cref="Account"/>
        /// </summary>
        /// <returns></returns>
        private void Child_Insert(SqlConnection connection)
        {
            bool cancel = false;

            OnChildInserting(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "INSERT INTO [dbo].[Account] ([UniqueID], [Email], [FirstName], [LastName], [Address1], [Address2], [City], [State], [Zip], [Country], [Phone]) VALUES (@p_UniqueID, @p_Email, @p_FirstName, @p_LastName, @p_Address1, @p_Address2, @p_City, @p_State, @p_Zip, @p_Country, @p_Phone); SELECT [AccountId] FROM [dbo].[Account] WHERE AccountId = SCOPE_IDENTITY()";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_UniqueID", this.UniqueID);
                command.Parameters.AddWithValue("@p_Email", this.Email);
                command.Parameters.AddWithValue("@p_FirstName", this.FirstName);
                command.Parameters.AddWithValue("@p_LastName", this.LastName);
                command.Parameters.AddWithValue("@p_Address1", this.Address1);
                command.Parameters.AddWithValue("@p_Address2", ADOHelper.NullCheck(this.Address2));
                command.Parameters.AddWithValue("@p_City", this.City);
                command.Parameters.AddWithValue("@p_State", this.State);
                command.Parameters.AddWithValue("@p_Zip", this.Zip);
                command.Parameters.AddWithValue("@p_Country", this.Country);
                command.Parameters.AddWithValue("@p_Phone", ADOHelper.NullCheck(this.Phone));

                using (var reader = new SafeDataReader(command.ExecuteReader()))
                {
                    if (reader.Read())
                    {
                        // Update identity primary key value.
                        LoadProperty(_accountIdProperty, reader.GetInt32("AccountId"));
                    }
                }
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildInserted();
        }
コード例 #7
0
        private void Child_Update(SqlConnection connection)
        {
            bool cancel = false;

            OnChildUpdating(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "UPDATE [dbo].[Item] SET [ItemId] = @p_ItemId, [ProductId] = @p_ProductId, [ListPrice] = @p_ListPrice, [UnitCost] = @p_UnitCost, [Supplier] = @p_Supplier, [Status] = @p_Status, [Name] = @p_Name, [Image] = @p_Image WHERE [ItemId] = @p_OriginalItemId; SELECT [ItemId] FROM [dbo].[Item] WHERE [ItemId] = @p_OriginalItemId";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_OriginalItemId", this.OriginalItemId);
                command.Parameters.AddWithValue("@p_ItemId", this.ItemId);
                command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                command.Parameters.AddWithValue("@p_ListPrice", ADOHelper.NullCheck(this.ListPrice));
                command.Parameters.AddWithValue("@p_UnitCost", ADOHelper.NullCheck(this.UnitCost));
                command.Parameters.AddWithValue("@p_Supplier", ADOHelper.NullCheck(this.Supplier));
                command.Parameters.AddWithValue("@p_Status", ADOHelper.NullCheck(this.Status));
                command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                // result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                int result = command.ExecuteNonQuery();
                if (result == 0)
                {
                    throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                }

                // Update non-identity primary key value.
                LoadProperty(_originalItemIdProperty, this.ItemId);
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildUpdated();
        }
コード例 #8
0
        /// <summary>
        /// Updates the corresponding record in the data base with the information in the current
        ///    CSLA editable child business object of type <see cref="Account"/>
        /// </summary>
        /// <returns></returns>
        private void Child_Update(SqlConnection connection)
        {
            bool cancel = false;

            OnChildUpdating(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "UPDATE [dbo].[Account] SET [UniqueID] = @p_UniqueID, [Email] = @p_Email, [FirstName] = @p_FirstName, [LastName] = @p_LastName, [Address1] = @p_Address1, [Address2] = @p_Address2, [City] = @p_City, [State] = @p_State, [Zip] = @p_Zip, [Country] = @p_Country, [Phone] = @p_Phone WHERE [AccountId] = @p_AccountId";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_AccountId", this.AccountId);
                command.Parameters.AddWithValue("@p_UniqueID", this.UniqueID);
                command.Parameters.AddWithValue("@p_Email", this.Email);
                command.Parameters.AddWithValue("@p_FirstName", this.FirstName);
                command.Parameters.AddWithValue("@p_LastName", this.LastName);
                command.Parameters.AddWithValue("@p_Address1", this.Address1);
                command.Parameters.AddWithValue("@p_Address2", ADOHelper.NullCheck(this.Address2));
                command.Parameters.AddWithValue("@p_City", this.City);
                command.Parameters.AddWithValue("@p_State", this.State);
                command.Parameters.AddWithValue("@p_Zip", this.Zip);
                command.Parameters.AddWithValue("@p_Country", this.Country);
                command.Parameters.AddWithValue("@p_Phone", ADOHelper.NullCheck(this.Phone));

                using (var reader = new SafeDataReader(command.ExecuteReader()))
                {
                    if (reader.Read())
                    {
                    }
                }
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildUpdated();
        }
コード例 #9
0
        protected override void DataPortal_Insert()
        {
            bool cancel = false;

            OnInserting(ref cancel);
            if (cancel)
            {
                return;
            }

            const string commandText = "INSERT INTO [dbo].[Supplier] ([SuppId], [Name], [Status], [Addr1], [Addr2], [City], [State], [Zip], [Phone]) VALUES (@p_SuppId, @p_Name, @p_Status, @p_Addr1, @p_Addr2, @p_City, @p_State, @p_Zip, @p_Phone)";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_SuppId", this.SuppId);
                    command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                    command.Parameters.AddWithValue("@p_Status", this.Status);
                    command.Parameters.AddWithValue("@p_Addr1", ADOHelper.NullCheck(this.Addr1));
                    command.Parameters.AddWithValue("@p_Addr2", ADOHelper.NullCheck(this.Addr2));
                    command.Parameters.AddWithValue("@p_City", ADOHelper.NullCheck(this.City));
                    command.Parameters.AddWithValue("@p_State", ADOHelper.NullCheck(this.State));
                    command.Parameters.AddWithValue("@p_Zip", ADOHelper.NullCheck(this.Zip));
                    command.Parameters.AddWithValue("@p_Phone", ADOHelper.NullCheck(this.Phone));

                    //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                    int result = command.ExecuteNonQuery();
                    if (result == 0)
                    {
                        throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                    }

                    LoadProperty(_originalSuppIdProperty, this.SuppId);
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnInserted();
        }
コード例 #10
0
        protected override void DataPortal_Insert()
        {
            bool cancel = false;

            OnInserting(ref cancel);
            if (cancel)
            {
                return;
            }

            const string commandText = "INSERT INTO [dbo].[Item] ([ItemId], [ProductId], [ListPrice], [UnitCost], [Supplier], [Status], [Name], [Image]) VALUES (@p_ItemId, @p_ProductId, @p_ListPrice, @p_UnitCost, @p_Supplier, @p_Status, @p_Name, @p_Image)";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_ItemId", this.ItemId);
                    command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                    command.Parameters.AddWithValue("@p_ListPrice", ADOHelper.NullCheck(this.ListPrice));
                    command.Parameters.AddWithValue("@p_UnitCost", ADOHelper.NullCheck(this.UnitCost));
                    command.Parameters.AddWithValue("@p_Supplier", ADOHelper.NullCheck(this.Supplier));
                    command.Parameters.AddWithValue("@p_Status", ADOHelper.NullCheck(this.Status));
                    command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                    command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                    //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                    int result = command.ExecuteNonQuery();
                    if (result == 0)
                    {
                        throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                    }

                    LoadProperty(_originalItemIdProperty, this.ItemId);
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnInserted();
        }
コード例 #11
0
        protected override void DataPortal_Insert()
        {
            bool cancel = false;

            OnInserting(ref cancel);
            if (cancel)
            {
                return;
            }

            const string commandText = "INSERT INTO [dbo].[Profiles] ([Username], [ApplicationName], [IsAnonymous], [LastActivityDate], [LastUpdatedDate]) VALUES (@p_Username, @p_ApplicationName, @p_IsAnonymous, @p_LastActivityDate, @p_LastUpdatedDate); SELECT [UniqueID] FROM [dbo].[Profiles] WHERE UniqueID = SCOPE_IDENTITY()";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_Username", this.Username);
                    command.Parameters.AddWithValue("@p_ApplicationName", this.ApplicationName);
                    command.Parameters.AddWithValue("@p_IsAnonymous", ADOHelper.NullCheck(this.IsAnonymous));
                    command.Parameters.AddWithValue("@p_LastActivityDate", ADOHelper.NullCheck(this.LastActivityDate));
                    command.Parameters.AddWithValue("@p_LastUpdatedDate", ADOHelper.NullCheck(this.LastUpdatedDate));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            using (BypassPropertyChecks)
                            {
                                LoadProperty(_uniqueIDProperty, reader.GetInt32("UniqueID"));
                            }
                        }
                    }
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnInserted();
        }
コード例 #12
0
        private void Child_Fetch(CartCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            RaiseListChangedEvents = false;

            // Fetch Child objects.
            string commandText = String.Format("SELECT [CartId], [UniqueID], [ItemId], [Name], [Type], [Price], [CategoryId], [ProductId], [IsShoppingCart], [Quantity] FROM [dbo].[Cart] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            do
                            {
                                this.Add(PetShop.Business.Cart.GetCart(reader));
                            } while(reader.Read());
                        }
                    }
                }
            }

            RaiseListChangedEvents = true;

            OnFetched();
        }
コード例 #13
0
        private void Child_Insert(SqlConnection connection)
        {
            bool cancel = false;

            OnChildInserting(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "INSERT INTO [dbo].[Product] ([ProductId], [CategoryId], [Name], [Descn], [Image]) VALUES (@p_ProductId, @p_CategoryId, @p_Name, @p_Descn, @p_Image)";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                command.Parameters.AddWithValue("@p_CategoryId", this.CategoryId);
                command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                command.Parameters.AddWithValue("@p_Descn", ADOHelper.NullCheck(this.Description));
                command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                int result = command.ExecuteNonQuery();
                if (result == 0)
                {
                    throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                }

                // Update the original non-identity primary key value.
                LoadProperty(_originalProductIdProperty, this.ProductId);
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildInserted();
        }
コード例 #14
0
        private void Child_Fetch(OrderCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            RaiseListChangedEvents = false;

            // Fetch Child objects.
            string commandText = String.Format("SELECT [OrderId], [UserId], [OrderDate], [ShipAddr1], [ShipAddr2], [ShipCity], [ShipState], [ShipZip], [ShipCountry], [BillAddr1], [BillAddr2], [BillCity], [BillState], [BillZip], [BillCountry], [Courier], [TotalPrice], [BillToFirstName], [BillToLastName], [ShipToFirstName], [ShipToLastName], [AuthorizationNumber], [Locale] FROM [dbo].[Orders] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            do
                            {
                                this.Add(PetShop.Business.Order.GetOrder(reader));
                            } while(reader.Read());
                        }
                    }
                }
            }

            RaiseListChangedEvents = true;

            OnFetched();
        }
コード例 #15
0
        private void DataPortal_Fetch(ProfileCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            RaiseListChangedEvents = false;

            // Fetch Child objects.
            string commandText = String.Format("SELECT [UniqueID], [Username], [ApplicationName], [IsAnonymous], [LastActivityDate], [LastUpdatedDate] FROM [dbo].[Profiles] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            do
                            {
                                this.Add(PetShop.Business.Profile.GetProfile(reader));
                            } while(reader.Read());
                        }
                    }
                }
            }

            RaiseListChangedEvents = true;

            OnFetched();
        }
コード例 #16
0
        private void Child_Fetch(SupplierCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            RaiseListChangedEvents = false;

            // Fetch Child objects.
            string commandText = String.Format("SELECT [SuppId], [Name], [Status], [Addr1], [Addr2], [City], [State], [Zip], [Phone] FROM [dbo].[Supplier] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            do
                            {
                                this.Add(PetShop.Business.Supplier.GetSupplier(reader));
                            } while(reader.Read());
                        }
                    }
                }
            }

            RaiseListChangedEvents = true;

            OnFetched();
        }
コード例 #17
0
        private void DataPortal_Fetch(LineItemCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            RaiseListChangedEvents = false;

            // Fetch Child objects.
            string commandText = String.Format("SELECT [OrderId], [LineNum], [ItemId], [Quantity], [UnitPrice] FROM [dbo].[LineItem] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            do
                            {
                                this.Add(PetShop.Business.LineItem.GetLineItem(reader));
                            } while(reader.Read());
                        }
                    }
                }
            }

            RaiseListChangedEvents = true;

            OnFetched();
        }
コード例 #18
0
        private void Child_Insert(SqlConnection connection)
        {
            bool cancel = false;

            OnChildInserting(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "INSERT INTO [dbo].[Profiles] ([Username], [ApplicationName], [IsAnonymous], [LastActivityDate], [LastUpdatedDate]) VALUES (@p_Username, @p_ApplicationName, @p_IsAnonymous, @p_LastActivityDate, @p_LastUpdatedDate); SELECT [UniqueID] FROM [dbo].[Profiles] WHERE UniqueID = SCOPE_IDENTITY()";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_Username", this.Username);
                command.Parameters.AddWithValue("@p_ApplicationName", this.ApplicationName);
                command.Parameters.AddWithValue("@p_IsAnonymous", ADOHelper.NullCheck(this.IsAnonymous));
                command.Parameters.AddWithValue("@p_LastActivityDate", ADOHelper.NullCheck(this.LastActivityDate));
                command.Parameters.AddWithValue("@p_LastUpdatedDate", ADOHelper.NullCheck(this.LastUpdatedDate));

                using (var reader = new SafeDataReader(command.ExecuteReader()))
                {
                    if (reader.Read())
                    {
                        // Update identity primary key value.
                        LoadProperty(_uniqueIDProperty, reader.GetInt32("UniqueID"));
                    }
                }
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildInserted();
        }
コード例 #19
0
        private void Child_Fetch(OrderCriteria criteria)
        {
            bool cancel = false;

            OnChildFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [OrderId], [UserId], [OrderDate], [ShipAddr1], [ShipAddr2], [ShipCity], [ShipState], [ShipZip], [ShipCountry], [BillAddr1], [BillAddr2], [BillCity], [BillState], [BillZip], [BillCountry], [Courier], [TotalPrice], [BillToFirstName], [BillToLastName], [ShipToFirstName], [ShipToLastName], [AuthorizationNumber], [Locale] FROM [dbo].[Orders] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Orders' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnChildFetched();


            MarkAsChild();
        }
コード例 #20
0
        private void Child_Fetch(LineItemCriteria criteria)
        {
            bool cancel = false;

            OnChildFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [OrderId], [LineNum], [ItemId], [Quantity], [UnitPrice] FROM [dbo].[LineItem] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.LineItem' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnChildFetched();


            MarkAsChild();
        }
コード例 #21
0
        private void Child_Fetch(ProductCriteria criteria)
        {
            bool cancel = false;

            OnChildFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [ProductId], [CategoryId], [Name], [Descn], [Image] FROM [dbo].[Product] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Product' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnChildFetched();


            MarkAsChild();
        }
コード例 #22
0
        private void Child_Fetch(ProfileCriteria criteria)
        {
            bool cancel = false;

            OnChildFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [UniqueID], [Username], [ApplicationName], [IsAnonymous], [LastActivityDate], [LastUpdatedDate] FROM [dbo].[Profiles] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Profiles' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnChildFetched();


            MarkAsChild();
        }
コード例 #23
0
        private void Child_Update(SqlConnection connection)
        {
            bool cancel = false;

            OnChildUpdating(connection, ref cancel);
            if (cancel)
            {
                return;
            }

            if (connection.State != ConnectionState.Open)
            {
                connection.Open();
            }
            const string commandText = "UPDATE [dbo].[Profiles] SET [Username] = @p_Username, [ApplicationName] = @p_ApplicationName, [IsAnonymous] = @p_IsAnonymous, [LastActivityDate] = @p_LastActivityDate, [LastUpdatedDate] = @p_LastUpdatedDate WHERE [UniqueID] = @p_UniqueID";

            using (var command = new SqlCommand(commandText, connection))
            {
                command.Parameters.AddWithValue("@p_UniqueID", this.UniqueID);
                command.Parameters.AddWithValue("@p_Username", this.Username);
                command.Parameters.AddWithValue("@p_ApplicationName", this.ApplicationName);
                command.Parameters.AddWithValue("@p_IsAnonymous", ADOHelper.NullCheck(this.IsAnonymous));
                command.Parameters.AddWithValue("@p_LastActivityDate", ADOHelper.NullCheck(this.LastActivityDate));
                command.Parameters.AddWithValue("@p_LastUpdatedDate", ADOHelper.NullCheck(this.LastUpdatedDate));

                using (var reader = new SafeDataReader(command.ExecuteReader()))
                {
                    if (reader.Read())
                    {
                    }
                }
            }

            FieldManager.UpdateChildren(this, connection);

            OnChildUpdated();
        }
コード例 #24
0
        private void DataPortal_Fetch(ItemCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [ItemId], [ProductId], [ListPrice], [UnitCost], [Supplier], [Status], [Name], [Image] FROM [dbo].[Item] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Item' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnFetched();
        }
コード例 #25
0
        protected void DataPortal_Fetch(SupplierCriteria criteria)
        {
            bool cancel = false;

            OnFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [SuppId], [Name], [Status], [Addr1], [Addr2], [City], [State], [Zip], [Phone] FROM [dbo].[Supplier] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Supplier' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnFetched();
        }
コード例 #26
0
        protected override void DataPortal_Update()
        {
            bool cancel = false;

            OnUpdating(ref cancel);
            if (cancel)
            {
                return;
            }

            if (OriginalSuppId != SuppId)
            {
                // Insert new child.
                Supplier item = new Supplier {
                    SuppId = SuppId, Name = Name, Status = Status, Addr1 = Addr1, Addr2 = Addr2, City = City, State = State, Zip = Zip, Phone = Phone
                };

                item = item.Save();

                // Mark editable child lists as dirty. This code may need to be updated to one-to-one relationships.
                foreach (Item itemToUpdate in Items)
                {
                    itemToUpdate.Supplier = SuppId;
                }

                // Create a new connection.
                using (var connection = new SqlConnection(ADOHelper.ConnectionString))
                {
                    connection.Open();
                    FieldManager.UpdateChildren(this, connection);
                }

                // Delete the old.
                var criteria = new SupplierCriteria {
                    SuppId = OriginalSuppId
                };

                DataPortal_Delete(criteria);

                // Mark the original as the new one.
                OriginalSuppId = SuppId;

                OnUpdated();

                return;
            }

            const string commandText = "UPDATE [dbo].[Supplier] SET [SuppId] = @p_SuppId, [Name] = @p_Name, [Status] = @p_Status, [Addr1] = @p_Addr1, [Addr2] = @p_Addr2, [City] = @p_City, [State] = @p_State, [Zip] = @p_Zip, [Phone] = @p_Phone WHERE [SuppId] = @p_OriginalSuppId; SELECT [SuppId] FROM [dbo].[Supplier] WHERE [SuppId] = @p_OriginalSuppId";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_OriginalSuppId", this.OriginalSuppId);
                    command.Parameters.AddWithValue("@p_SuppId", this.SuppId);
                    command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                    command.Parameters.AddWithValue("@p_Status", this.Status);
                    command.Parameters.AddWithValue("@p_Addr1", ADOHelper.NullCheck(this.Addr1));
                    command.Parameters.AddWithValue("@p_Addr2", ADOHelper.NullCheck(this.Addr2));
                    command.Parameters.AddWithValue("@p_City", ADOHelper.NullCheck(this.City));
                    command.Parameters.AddWithValue("@p_State", ADOHelper.NullCheck(this.State));
                    command.Parameters.AddWithValue("@p_Zip", ADOHelper.NullCheck(this.Zip));
                    command.Parameters.AddWithValue("@p_Phone", ADOHelper.NullCheck(this.Phone));

                    //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                    int result = command.ExecuteNonQuery();
                    if (result == 0)
                    {
                        throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                    }

                    LoadProperty(_originalSuppIdProperty, this.SuppId);
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnUpdated();
        }
コード例 #27
0
        protected override void DataPortal_Update()
        {
            bool cancel = false;

            OnUpdating(ref cancel);
            if (cancel)
            {
                return;
            }

            const string commandText = "UPDATE [dbo].[Orders] SET [UserId] = @p_UserId, [OrderDate] = @p_OrderDate, [ShipAddr1] = @p_ShipAddr1, [ShipAddr2] = @p_ShipAddr2, [ShipCity] = @p_ShipCity, [ShipState] = @p_ShipState, [ShipZip] = @p_ShipZip, [ShipCountry] = @p_ShipCountry, [BillAddr1] = @p_BillAddr1, [BillAddr2] = @p_BillAddr2, [BillCity] = @p_BillCity, [BillState] = @p_BillState, [BillZip] = @p_BillZip, [BillCountry] = @p_BillCountry, [Courier] = @p_Courier, [TotalPrice] = @p_TotalPrice, [BillToFirstName] = @p_BillToFirstName, [BillToLastName] = @p_BillToLastName, [ShipToFirstName] = @p_ShipToFirstName, [ShipToLastName] = @p_ShipToLastName, [AuthorizationNumber] = @p_AuthorizationNumber, [Locale] = @p_Locale WHERE [OrderId] = @p_OrderId";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_OrderId", this.OrderId);
                    command.Parameters.AddWithValue("@p_UserId", this.UserId);
                    command.Parameters.AddWithValue("@p_OrderDate", this.OrderDate);
                    command.Parameters.AddWithValue("@p_ShipAddr1", this.ShipAddr1);
                    command.Parameters.AddWithValue("@p_ShipAddr2", ADOHelper.NullCheck(this.ShipAddr2));
                    command.Parameters.AddWithValue("@p_ShipCity", this.ShipCity);
                    command.Parameters.AddWithValue("@p_ShipState", this.ShipState);
                    command.Parameters.AddWithValue("@p_ShipZip", this.ShipZip);
                    command.Parameters.AddWithValue("@p_ShipCountry", this.ShipCountry);
                    command.Parameters.AddWithValue("@p_BillAddr1", this.BillAddr1);
                    command.Parameters.AddWithValue("@p_BillAddr2", ADOHelper.NullCheck(this.BillAddr2));
                    command.Parameters.AddWithValue("@p_BillCity", this.BillCity);
                    command.Parameters.AddWithValue("@p_BillState", this.BillState);
                    command.Parameters.AddWithValue("@p_BillZip", this.BillZip);
                    command.Parameters.AddWithValue("@p_BillCountry", this.BillCountry);
                    command.Parameters.AddWithValue("@p_Courier", this.Courier);
                    command.Parameters.AddWithValue("@p_TotalPrice", this.TotalPrice);
                    command.Parameters.AddWithValue("@p_BillToFirstName", this.BillToFirstName);
                    command.Parameters.AddWithValue("@p_BillToLastName", this.BillToLastName);
                    command.Parameters.AddWithValue("@p_ShipToFirstName", this.ShipToFirstName);
                    command.Parameters.AddWithValue("@p_ShipToLastName", this.ShipToLastName);
                    command.Parameters.AddWithValue("@p_AuthorizationNumber", this.AuthorizationNumber);
                    command.Parameters.AddWithValue("@p_Locale", this.Locale);

                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        //RecordsAffected: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                        if (reader.RecordsAffected == 0)
                        {
                            throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                        }

                        if (reader.Read())
                        {
                            using (BypassPropertyChecks)
                            {
                            }
                        }
                    }
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnUpdated();
        }
コード例 #28
0
        /// <summary>
        /// Retrieves data from the data base into a CSLA editable child business object of type <see cref="Account"/>
        /// using the criteria provided.
        /// </summary>
        /// <param name="criteria">Object of type <see cref="AccountCriteria"/></param>
        /// <returns></returns>
        private void Child_Fetch(AccountCriteria criteria)
        {
            bool cancel = false;

            OnChildFetching(criteria, ref cancel);
            if (cancel)
            {
                return;
            }

            string commandText = String.Format("SELECT [AccountId], [UniqueID], [Email], [FirstName], [LastName], [Address1], [Address2], [City], [State], [Zip], [Country], [Phone] FROM [dbo].[Account] {0}", ADOHelper.BuildWhereStatement(criteria.StateBag));

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddRange(ADOHelper.SqlParameters(criteria.StateBag));
                    using (var reader = new SafeDataReader(command.ExecuteReader()))
                    {
                        if (reader.Read())
                        {
                            Map(reader);
                        }
                        else
                        {
                            throw new Exception(String.Format("The record was not found in 'dbo.Account' using the following criteria: {0}.", criteria));
                        }
                    }
                }
            }

            OnChildFetched();
        }
コード例 #29
0
        protected override void DataPortal_Update()
        {
            bool cancel = false;

            OnUpdating(ref cancel);
            if (cancel)
            {
                return;
            }

            if (OriginalCategoryId != CategoryId)
            {
                // Insert new child.
                Category item = new Category {
                    CategoryId = CategoryId, Name = Name, Description = Description
                };

                item = item.Save();

                // Mark editable child lists as dirty. This code may need to be updated to one-to-one relationships.
                foreach (Product itemToUpdate in Products)
                {
                    itemToUpdate.CategoryId = CategoryId;
                }

                // Create a new connection.
                using (var connection = new SqlConnection(ADOHelper.ConnectionString))
                {
                    connection.Open();
                    FieldManager.UpdateChildren(this, connection);
                }

                // Delete the old.
                var criteria = new CategoryCriteria {
                    CategoryId = OriginalCategoryId
                };

                DataPortal_Delete(criteria);

                // Mark the original as the new one.
                OriginalCategoryId = CategoryId;

                OnUpdated();

                return;
            }

            const string commandText = "UPDATE [dbo].[Category] SET [CategoryId] = @p_CategoryId, [Name] = @p_Name, [Descn] = @p_Descn WHERE [CategoryId] = @p_OriginalCategoryId; SELECT [CategoryId] FROM [dbo].[Category] WHERE [CategoryId] = @p_OriginalCategoryId";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_OriginalCategoryId", this.OriginalCategoryId);
                    command.Parameters.AddWithValue("@p_CategoryId", this.CategoryId);
                    command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                    command.Parameters.AddWithValue("@p_Descn", ADOHelper.NullCheck(this.Description));

                    //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                    int result = command.ExecuteNonQuery();
                    if (result == 0)
                    {
                        throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                    }

                    LoadProperty(_originalCategoryIdProperty, this.CategoryId);
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnUpdated();
        }
コード例 #30
0
        protected override void DataPortal_Update()
        {
            bool cancel = false;

            OnUpdating(ref cancel);
            if (cancel)
            {
                return;
            }

            if (OriginalItemId != ItemId)
            {
                // Insert new child.
                Item item = new Item {
                    ItemId = ItemId, ProductId = ProductId, Status = Status, Name = Name, Image = Image
                };
                if (ListPrice.HasValue)
                {
                    item.ListPrice = ListPrice.Value;
                }
                if (UnitCost.HasValue)
                {
                    item.UnitCost = UnitCost.Value;
                }
                if (Supplier.HasValue)
                {
                    item.Supplier = Supplier.Value;
                }
                item = item.Save();

                // Mark editable child lists as dirty. This code may need to be updated to one-to-one relationships.

                // Create a new connection.
                using (var connection = new SqlConnection(ADOHelper.ConnectionString))
                {
                    connection.Open();
                    FieldManager.UpdateChildren(this, connection);
                }

                // Delete the old.
                var criteria = new ItemCriteria {
                    ItemId = OriginalItemId
                };

                DataPortal_Delete(criteria);

                // Mark the original as the new one.
                OriginalItemId = ItemId;

                OnUpdated();

                return;
            }

            const string commandText = "UPDATE [dbo].[Item] SET [ItemId] = @p_ItemId, [ProductId] = @p_ProductId, [ListPrice] = @p_ListPrice, [UnitCost] = @p_UnitCost, [Supplier] = @p_Supplier, [Status] = @p_Status, [Name] = @p_Name, [Image] = @p_Image WHERE [ItemId] = @p_OriginalItemId; SELECT [ItemId] FROM [dbo].[Item] WHERE [ItemId] = @p_OriginalItemId";

            using (var connection = new SqlConnection(ADOHelper.ConnectionString))
            {
                connection.Open();
                using (var command = new SqlCommand(commandText, connection))
                {
                    command.Parameters.AddWithValue("@p_OriginalItemId", this.OriginalItemId);
                    command.Parameters.AddWithValue("@p_ItemId", this.ItemId);
                    command.Parameters.AddWithValue("@p_ProductId", this.ProductId);
                    command.Parameters.AddWithValue("@p_ListPrice", ADOHelper.NullCheck(this.ListPrice));
                    command.Parameters.AddWithValue("@p_UnitCost", ADOHelper.NullCheck(this.UnitCost));
                    command.Parameters.AddWithValue("@p_Supplier", ADOHelper.NullCheck(this.Supplier));
                    command.Parameters.AddWithValue("@p_Status", ADOHelper.NullCheck(this.Status));
                    command.Parameters.AddWithValue("@p_Name", ADOHelper.NullCheck(this.Name));
                    command.Parameters.AddWithValue("@p_Image", ADOHelper.NullCheck(this.Image));

                    //result: The number of rows changed, inserted, or deleted. -1 for select statements; 0 if no rows were affected, or the statement failed.
                    int result = command.ExecuteNonQuery();
                    if (result == 0)
                    {
                        throw new DBConcurrencyException("The entity is out of date on the client. Please update the entity and try again. This could also be thrown if the sql statement failed to execute.");
                    }

                    LoadProperty(_originalItemIdProperty, this.ItemId);
                }

                FieldManager.UpdateChildren(this, connection);
            }

            OnUpdated();
        }