/// <summary>Finds a a Holiday 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 Holiday Table. ServerMarketData.HolidayDataTable holidayTable = ServerMarketData.Holiday; // 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 = Holiday.GetExternalKeyIndex(configurationId, parameterId); System.Data.DataView externalKeyView = Holiday.externalKeyArray[externalKeyIndex]; int recordIndex = externalKeyView.Find(new object[] { externalId}); if ((recordIndex == -1)) { return int.MinValue; } return ((int)(externalKeyView[recordIndex].Row[holidayTable.HolidayIdColumn])); }
/// <summary>Archives a Holiday 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 Holiday Table. ServerMarketData.HolidayDataTable holidayTable = ServerMarketData.Holiday; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalHolidayId = parameters["holidayId"]; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Find the internal identifier using the primar key elements. // identifier is used to determine if a record exists with the same key. int holidayId = Holiday.FindRequiredKey(configurationId, "holidayId", externalHolidayId); // 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.HolidayRow holidayRow = holidayTable.FindByHolidayId(holidayId); rowVersion = ((long)(holidayRow[holidayTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Guardian.Core.Holiday.Archive(adoTransaction, sqlTransaction, rowVersion, holidayId); }