/// <summary>Updates a OrderType record using Metadata Parameters.</summary> /// <param name="transaction">Contains the parameters and exceptions for this command.</param> public static void Update(ParameterList parameters) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; object cashSign = parameters["cashSign"].Value; object description = parameters["description"].Value; object mnemonic = parameters["mnemonic"].Value; string externalOrderTypeCode = parameters["orderTypeCode"]; object quantitySign = parameters["quantitySign"].Value; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Resolve External Identifiers int orderTypeCode = OrderType.FindRequiredKey(configurationId, "orderTypeCode", externalOrderTypeCode); // This will bypass the internal optimistic concurrency checking by providing the current rowVersion to the // internal method. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.FindByOrderTypeCode(orderTypeCode); rowVersion = ((long)(orderTypeRow[orderTypeTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Guardian.Core.OrderType.Update(adoTransaction, sqlTransaction, ref rowVersion, cashSign, description, null, null, null, null, mnemonic, orderTypeCode, quantitySign); // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Inserts a OrderType record.</summary> /// <param name="transaction">Commits or rejects a set of commands as a unit</param> /// <param name="cashSign">The value for the CashSign column.</param> /// <param name="description">The value for the Description column.</param> /// <param name="externalId0">The value for the ExternalId0 column.</param> /// <param name="externalId1">The value for the ExternalId1 column.</param> /// <param name="externalId2">The value for the ExternalId2 column.</param> /// <param name="externalId3">The value for the ExternalId3 column.</param> /// <param name="mnemonic">The value for the Mnemonic column.</param> /// <param name="orderTypeCode">The value for the OrderTypeCode column.</param> /// <param name="quantitySign">The value for the QuantitySign column.</param> public static void Insert(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, decimal cashSign, string description, object externalId0, object externalId1, object externalId2, object externalId3, string mnemonic, int orderTypeCode, decimal quantitySign) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Apply Defaults if ((externalId0 == null)) { externalId0 = System.DBNull.Value; } if ((externalId1 == null)) { externalId1 = System.DBNull.Value; } if ((externalId2 == null)) { externalId2 = System.DBNull.Value; } if ((externalId3 == null)) { externalId3 = System.DBNull.Value; } // Increment the row version rowVersion = ServerMarketData.RowVersion.Increment(); // Insert the record into the ADO database. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.NewOrderTypeRow(); orderTypeRow[orderTypeTable.RowVersionColumn] = rowVersion; orderTypeRow[orderTypeTable.CashSignColumn] = cashSign; orderTypeRow[orderTypeTable.DescriptionColumn] = description; orderTypeRow[orderTypeTable.ExternalId0Column] = externalId0; orderTypeRow[orderTypeTable.ExternalId1Column] = externalId1; orderTypeRow[orderTypeTable.ExternalId2Column] = externalId2; orderTypeRow[orderTypeTable.ExternalId3Column] = externalId3; orderTypeRow[orderTypeTable.MnemonicColumn] = mnemonic; orderTypeRow[orderTypeTable.OrderTypeCodeColumn] = orderTypeCode; orderTypeRow[orderTypeTable.QuantitySignColumn] = quantitySign; orderTypeTable.AddOrderTypeRow(orderTypeRow); adoTransaction.DataRows.Add(orderTypeRow); // Insert the record into the SQL database. SqlCommand sqlCommand = new SqlCommand(@"insert ""OrderType"" (""rowVersion"",""CashSign"",""Description"",""ExternalId0"",""ExternalId1"",""ExternalId2"",""ExternalId3"",""Mnemonic"",""OrderTypeCode"",""QuantitySign"") values (@rowVersion,@cashSign,@description,@externalId0,@externalId1,@externalId2,@externalId3,@mnemonic,@orderTypeCode,@quantitySign)"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@rowVersion", SqlDbType.BigInt, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, rowVersion)); sqlCommand.Parameters.Add(new SqlParameter("@cashSign", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, cashSign)); sqlCommand.Parameters.Add(new SqlParameter("@description", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, description)); sqlCommand.Parameters.Add(new SqlParameter("@externalId0", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId0)); sqlCommand.Parameters.Add(new SqlParameter("@externalId1", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId1)); sqlCommand.Parameters.Add(new SqlParameter("@externalId2", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId2)); sqlCommand.Parameters.Add(new SqlParameter("@externalId3", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId3)); sqlCommand.Parameters.Add(new SqlParameter("@mnemonic", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, mnemonic)); sqlCommand.Parameters.Add(new SqlParameter("@orderTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, orderTypeCode)); sqlCommand.Parameters.Add(new SqlParameter("@quantitySign", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, quantitySign)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Initializes the static elements of an Object.</summary> static OrderType() { // The table must be locked before the indices can be read into an accelerator array. ServerMarketData.OrderTypeLock.AcquireReaderLock(System.Threading.Timeout.Infinite); // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // This does an indirect lookup operation using the views created for the ExternalId columns. Take the index of the user // identifier column calcualted above and use it to find a record containing the external identifier. OrderType.externalKeyArray = new DataView[] { orderTypeTable.KeyOrderTypeExternalId0, orderTypeTable.KeyOrderTypeExternalId1, orderTypeTable.KeyOrderTypeExternalId2, orderTypeTable.KeyOrderTypeExternalId3}; // The table must be released after the array is constructed. ServerMarketData.OrderTypeLock.ReleaseReaderLock(); }
/// <summary>Archives a OrderType record.</summary> /// <param name="transaction">Commits or rejects a set of commands as a unit</param> /// <param name="RowVersion">The version number of this row.</param> /// <param name="orderTypeCode">The value for the OrderTypeCode column.</param> /// <param name="archive">true to archive the object, false to unarchive it.</param> public static void Archive(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, long rowVersion, int orderTypeCode) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Rule #1: Make sure the record exists before updating it. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.FindByOrderTypeCode(orderTypeCode); if ((orderTypeRow == null)) { throw new Exception(string.Format("The OrderType table does not have an element identified by {0}", orderTypeCode)); } // Rule #2: Optimistic Concurrency Check if ((orderTypeRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. for (int index = 0; (index < orderTypeRow.GetAllocationRows().Length); index = (index + 1)) { ServerMarketData.AllocationRow childAllocationRow = orderTypeRow.GetAllocationRows()[index]; Allocation.Archive(adoTransaction, sqlTransaction, childAllocationRow.RowVersion, childAllocationRow.AllocationId); } for (int index = 0; (index < orderTypeRow.GetSourceOrderRows().Length); index = (index + 1)) { ServerMarketData.SourceOrderRow childSourceOrderRow = orderTypeRow.GetSourceOrderRows()[index]; SourceOrder.Archive(adoTransaction, sqlTransaction, childSourceOrderRow.RowVersion, childSourceOrderRow.SourceOrderId); } for (int index = 0; (index < orderTypeRow.GetWorkingOrderRows().Length); index = (index + 1)) { ServerMarketData.WorkingOrderRow childWorkingOrderRow = orderTypeRow.GetWorkingOrderRows()[index]; WorkingOrder.Archive(adoTransaction, sqlTransaction, childWorkingOrderRow.RowVersion, childWorkingOrderRow.WorkingOrderId); } // Increment the row version rowVersion = ServerMarketData.RowVersion.Increment(); // Delete the record in the ADO database. orderTypeRow[orderTypeTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(orderTypeRow); orderTypeRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"OrderType\" set \"IsArchived\" = 1 where \"OrderTypeCode\"=@orderTypeCode"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@orderTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, orderTypeCode)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Archives a OrderType record using Metadata Parameters.</summary> /// <param name="transaction">Contains the parameters and exceptions for this command.</param> public static void Archive(ParameterList parameters) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; int orderTypeCode = parameters["orderTypeCode"]; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // While the optimistic concurrency checking is disabled for the external methods, the internal methods // still need to perform the check. This ncurrency checking logic by finding the current row version to be // will bypass the coused when the internal method is called. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.FindByOrderTypeCode(orderTypeCode); rowVersion = ((long)(orderTypeRow[orderTypeTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Guardian.Core.OrderType.Archive(adoTransaction, sqlTransaction, rowVersion, orderTypeCode); }
/// <summary>Finds a a OrderType record using a configuration and an external identifier.</summary> /// <param name="configurationId">Specified which mappings (user id columns) to use when looking up external identifiers.</param> /// <param name="parameterId">The name of the parameter as specified in the configuration table.</param> /// <param name="externalId">The external (user supplied) identifier for the record.</param> public static int FindKey(object configurationId, string parameterId, object externalId) { // A missing key will never match a column. if ((externalId == null)) { return int.MinValue; } // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Look for the record using the external identifier. The configuration selected the key to use, which effectively // selected the external id column to use for the search. If a record is found in the view, a translation still needs // to be made back to the original table before an index to the record can be returned to the caller. int externalKeyIndex = OrderType.GetExternalKeyIndex(configurationId, parameterId); System.Data.DataView externalKeyView = OrderType.externalKeyArray[externalKeyIndex]; int recordIndex = externalKeyView.Find(new object[] { externalId}); if ((recordIndex == -1)) { return int.MinValue; } return ((int)(externalKeyView[recordIndex].Row[orderTypeTable.OrderTypeCodeColumn])); }
/// <summary>Loads a OrderType record using Metadata Parameters.</summary> /// <param name="transaction">Contains the parameters and exceptions for this command.</param> public static void Load(ParameterList parameters) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; decimal cashSign = parameters["cashSign"]; string description = parameters["description"]; object externalId0 = parameters["externalId0"].Value; object externalId1 = parameters["externalId1"].Value; object externalId2 = parameters["externalId2"].Value; object externalId3 = parameters["externalId3"].Value; string mnemonic = parameters["mnemonic"]; int orderTypeCode = parameters["orderTypeCode"]; decimal quantitySign = parameters["quantitySign"]; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Find the record using the unique identifier. If it doesn't exist, it will be inserted, if it does exist, // it will be updated. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.FindByOrderTypeCode(orderTypeCode); if ((orderTypeRow == null)) { // Call the internal 'Insert' method to complete the operation. MarkThree.Guardian.Core.OrderType.Insert(adoTransaction, sqlTransaction, ref rowVersion, cashSign, description, externalId0, externalId1, externalId2, externalId3, mnemonic, orderTypeCode, quantitySign); } else { // This will bypass the optimistic concurrency checking required by the internal method. rowVersion = ((long)(orderTypeRow[orderTypeTable.RowVersionColumn])); // Call the internal 'Update' method to complete the operation. MarkThree.Guardian.Core.OrderType.Update(adoTransaction, sqlTransaction, ref rowVersion, cashSign, description, externalId0, externalId1, externalId2, externalId3, mnemonic, orderTypeCode, quantitySign); } // Return values parameters["rowVersion"] = rowVersion; }
/// <summary>Updates a OrderType record.</summary> /// <param name="transaction">Commits or rejects a set of commands as a unit</param> /// <param name="rowVersion">The version number of the row</param> /// <param name="cashSign">The value for the CashSign column.</param> /// <param name="description">The value for the Description column.</param> /// <param name="externalId0">The value for the ExternalId0 column.</param> /// <param name="externalId1">The value for the ExternalId1 column.</param> /// <param name="externalId2">The value for the ExternalId2 column.</param> /// <param name="externalId3">The value for the ExternalId3 column.</param> /// <param name="mnemonic">The value for the Mnemonic column.</param> /// <param name="orderTypeCode">The value for the OrderTypeCode column.</param> /// <param name="quantitySign">The value for the QuantitySign column.</param> public static void Update(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, object cashSign, object description, object externalId0, object externalId1, object externalId2, object externalId3, object mnemonic, int orderTypeCode, object quantitySign) { // Accessor for the OrderType Table. ServerMarketData.OrderTypeDataTable orderTypeTable = ServerMarketData.OrderType; // Rule #1: Make sure the record exists before updating it. ServerMarketData.OrderTypeRow orderTypeRow = orderTypeTable.FindByOrderTypeCode(orderTypeCode); if ((orderTypeRow == null)) { throw new Exception(string.Format("The OrderType table does not have an element identified by {0}", orderTypeCode)); } // Rule #2: Optimistic Concurrency Check if ((orderTypeRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Apply Defaults if ((cashSign == null)) { cashSign = orderTypeRow[orderTypeTable.CashSignColumn]; } if ((description == null)) { description = orderTypeRow[orderTypeTable.DescriptionColumn]; } if ((externalId0 == null)) { externalId0 = orderTypeRow[orderTypeTable.ExternalId0Column]; } if ((externalId1 == null)) { externalId1 = orderTypeRow[orderTypeTable.ExternalId1Column]; } if ((externalId2 == null)) { externalId2 = orderTypeRow[orderTypeTable.ExternalId2Column]; } if ((externalId3 == null)) { externalId3 = orderTypeRow[orderTypeTable.ExternalId3Column]; } if ((mnemonic == null)) { mnemonic = orderTypeRow[orderTypeTable.MnemonicColumn]; } if ((quantitySign == null)) { quantitySign = orderTypeRow[orderTypeTable.QuantitySignColumn]; } // Increment the row version rowVersion = ServerMarketData.RowVersion.Increment(); // Update the record in the ADO database. orderTypeRow[orderTypeTable.RowVersionColumn] = rowVersion; orderTypeRow[orderTypeTable.CashSignColumn] = cashSign; orderTypeRow[orderTypeTable.DescriptionColumn] = description; orderTypeRow[orderTypeTable.ExternalId0Column] = externalId0; orderTypeRow[orderTypeTable.ExternalId1Column] = externalId1; orderTypeRow[orderTypeTable.ExternalId2Column] = externalId2; orderTypeRow[orderTypeTable.ExternalId3Column] = externalId3; orderTypeRow[orderTypeTable.MnemonicColumn] = mnemonic; orderTypeRow[orderTypeTable.QuantitySignColumn] = quantitySign; adoTransaction.DataRows.Add(orderTypeRow); // Update the record in the SQL database. SqlCommand sqlCommand = new SqlCommand(@"update ""OrderType"" set ""RowVersion""=@rowVersion,""CashSign""=@cashSign,""Description""=@description,""ExternalId0""=@externalId0,""ExternalId1""=@externalId1,""ExternalId2""=@externalId2,""ExternalId3""=@externalId3,""Mnemonic""=@mnemonic,""QuantitySign""=@quantitySign where ""OrderTypeCode""=@orderTypeCode"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@rowVersion", SqlDbType.BigInt, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, rowVersion)); sqlCommand.Parameters.Add(new SqlParameter("@cashSign", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, cashSign)); sqlCommand.Parameters.Add(new SqlParameter("@description", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, description)); sqlCommand.Parameters.Add(new SqlParameter("@externalId0", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId0)); sqlCommand.Parameters.Add(new SqlParameter("@externalId1", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId1)); sqlCommand.Parameters.Add(new SqlParameter("@externalId2", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId2)); sqlCommand.Parameters.Add(new SqlParameter("@externalId3", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId3)); sqlCommand.Parameters.Add(new SqlParameter("@mnemonic", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, mnemonic)); sqlCommand.Parameters.Add(new SqlParameter("@orderTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, orderTypeCode)); sqlCommand.Parameters.Add(new SqlParameter("@quantitySign", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, quantitySign)); // Update the record in the SQL database. sqlCommand.ExecuteNonQuery(); }