/// <summary>Loads a AlgorithmType 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 AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; int algorithmTypeCode = parameters["algorithmTypeCode"]; object name = parameters["name"].Value; object description = parameters["description"].Value; object externalId0 = parameters["externalId0"].Value; object externalId1 = parameters["externalId1"].Value; // 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. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.FindByAlgorithmTypeCode(algorithmTypeCode); if ((algorithmTypeRow == null)) { // Call the internal 'Insert' method to complete the operation. MarkThree.Quasar.Core.AlgorithmType.Insert(adoTransaction, sqlTransaction, ref rowVersion, algorithmTypeCode, name, description, externalId0, externalId1); } else { // This will bypass the optimistic concurrency checking required by the internal method. rowVersion = ((long)(algorithmTypeRow[algorithmTypeTable.RowVersionColumn])); // Call the internal 'Update' method to complete the operation. MarkThree.Quasar.Core.AlgorithmType.Update(adoTransaction, sqlTransaction, ref rowVersion, algorithmTypeCode, name, description, externalId0, externalId1); } // Return values parameters["rowVersion"] = rowVersion; }
/// <summary>Updates a AlgorithmType 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="algorithmTypeCode">The value for the AlgorithmTypeCode column.</param> /// <param name="name">The value for the Name 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> public static void Update(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int algorithmTypeCode, object name, object description, object externalId0, object externalId1) { // Accessor for the AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Rule #1: Make sure the record exists before updating it. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.FindByAlgorithmTypeCode(algorithmTypeCode); if ((algorithmTypeRow == null)) { throw new Exception(string.Format("The AlgorithmType table does not have an element identified by {0}", algorithmTypeCode)); } // Rule #2: Optimistic Concurrency Check if ((algorithmTypeRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Apply Defaults if ((name == null)) { name = algorithmTypeRow[algorithmTypeTable.NameColumn]; } if ((description == null)) { description = algorithmTypeRow[algorithmTypeTable.DescriptionColumn]; } if ((externalId0 == null)) { externalId0 = algorithmTypeRow[algorithmTypeTable.ExternalId0Column]; } if ((externalId1 == null)) { externalId1 = algorithmTypeRow[algorithmTypeTable.ExternalId1Column]; } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Update the record in the ADO database. algorithmTypeRow[algorithmTypeTable.RowVersionColumn] = rowVersion; algorithmTypeRow[algorithmTypeTable.NameColumn] = name; algorithmTypeRow[algorithmTypeTable.DescriptionColumn] = description; algorithmTypeRow[algorithmTypeTable.ExternalId0Column] = externalId0; algorithmTypeRow[algorithmTypeTable.ExternalId1Column] = externalId1; adoTransaction.DataRows.Add(algorithmTypeRow); // Update the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"AlgorithmType\" set \"RowVersion\"=@rowVersion,\"Name\"=@name,\"Description\"=@d" + "escription,\"ExternalId0\"=@externalId0,\"ExternalId1\"=@externalId1 where \"Algorith" + "mTypeCode\"=@algorithmTypeCode"); 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("@algorithmTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmTypeCode)); sqlCommand.Parameters.Add(new SqlParameter("@name", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, name)); 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)); // Update the record in the SQL database. sqlCommand.ExecuteNonQuery(); }
/// <summary>Initializes the static elements of an Object.</summary> static AlgorithmType() { // The table must be locked before the indices can be read into an accelerator array. ServerDataModel.AlgorithmTypeLock.AcquireReaderLock(System.Threading.Timeout.Infinite); // Accessor for the AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // 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. AlgorithmType.externalKeyArray = new DataView[] { algorithmTypeTable.UKAlgorithmTypeExternalId0, algorithmTypeTable.UKAlgorithmTypeExternalId1}; // The table must be released after the array is constructed. ServerDataModel.AlgorithmTypeLock.ReleaseReaderLock(); }
/// <summary>Inserts a AlgorithmType record.</summary> /// <param name="transaction">Commits or rejects a set of commands as a unit</param> /// <param name="algorithmTypeCode">The value for the AlgorithmTypeCode column.</param> /// <param name="name">The value for the Name 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> public static void Insert(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int algorithmTypeCode, object name, object description, object externalId0, object externalId1) { // Accessor for the AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Apply Defaults if ((name == null)) { name = System.DBNull.Value; } if ((description == null)) { description = System.DBNull.Value; } if ((externalId0 == null)) { externalId0 = System.DBNull.Value; } if ((externalId1 == null)) { externalId1 = System.DBNull.Value; } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Insert the record into the ADO database. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.NewAlgorithmTypeRow(); algorithmTypeRow[algorithmTypeTable.RowVersionColumn] = rowVersion; algorithmTypeRow[algorithmTypeTable.AlgorithmTypeCodeColumn] = algorithmTypeCode; algorithmTypeRow[algorithmTypeTable.NameColumn] = name; algorithmTypeRow[algorithmTypeTable.DescriptionColumn] = description; algorithmTypeRow[algorithmTypeTable.ExternalId0Column] = externalId0; algorithmTypeRow[algorithmTypeTable.ExternalId1Column] = externalId1; algorithmTypeTable.AddAlgorithmTypeRow(algorithmTypeRow); adoTransaction.DataRows.Add(algorithmTypeRow); // Insert the record into the SQL database. SqlCommand sqlCommand = new SqlCommand("insert \"AlgorithmType\" (\"rowVersion\",\"AlgorithmTypeCode\",\"Name\",\"Description\",\"Ex" + "ternalId0\",\"ExternalId1\") values (@rowVersion,@algorithmTypeCode,@name,@descript" + "ion,@externalId0,@externalId1)"); 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("@algorithmTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmTypeCode)); sqlCommand.Parameters.Add(new SqlParameter("@name", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, name)); 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.ExecuteNonQuery(); }
/// <summary>Archives a AlgorithmType 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 AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; int algorithmTypeCode = parameters["algorithmTypeCode"]; // 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. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.FindByAlgorithmTypeCode(algorithmTypeCode); rowVersion = ((long)(algorithmTypeRow[algorithmTypeTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.AlgorithmType.Archive(adoTransaction, sqlTransaction, rowVersion, algorithmTypeCode); }
/// <summary>Finds a a AlgorithmType 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 AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // 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 = AlgorithmType.GetExternalKeyIndex(configurationId, parameterId); System.Data.DataView externalKeyView = AlgorithmType.externalKeyArray[externalKeyIndex]; int recordIndex = externalKeyView.Find(new object[] { externalId}); if ((recordIndex == -1)) { return int.MinValue; } return ((int)(externalKeyView[recordIndex].Row[algorithmTypeTable.AlgorithmTypeCodeColumn])); }
/// <summary>Updates a AlgorithmType 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 AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalAlgorithmTypeCode = parameters["algorithmTypeCode"]; object name = parameters["name"].Value; object description = parameters["description"].Value; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Resolve External Identifiers int algorithmTypeCode = AlgorithmType.FindRequiredKey(configurationId, "algorithmTypeCode", externalAlgorithmTypeCode); // This will bypass the internal optimistic concurrency checking by providing the current rowVersion to the // internal method. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.FindByAlgorithmTypeCode(algorithmTypeCode); rowVersion = ((long)(algorithmTypeRow[algorithmTypeTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.AlgorithmType.Update(adoTransaction, sqlTransaction, ref rowVersion, algorithmTypeCode, name, description, null, null); // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Archives a AlgorithmType 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="algorithmTypeCode">The value for the AlgorithmTypeCode 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 algorithmTypeCode) { // Accessor for the AlgorithmType Table. ServerDataModel.AlgorithmTypeDataTable algorithmTypeTable = ServerDataModel.AlgorithmType; // Rule #1: Make sure the record exists before updating it. ServerDataModel.AlgorithmTypeRow algorithmTypeRow = algorithmTypeTable.FindByAlgorithmTypeCode(algorithmTypeCode); if ((algorithmTypeRow == null)) { throw new Exception(string.Format("The AlgorithmType table does not have an element identified by {0}", algorithmTypeCode)); } // Rule #2: Optimistic Concurrency Check if ((algorithmTypeRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. for (int index = 0; (index < algorithmTypeRow.GetAlgorithmRows().Length); index = (index + 1)) { ServerDataModel.AlgorithmRow childAlgorithmRow = algorithmTypeRow.GetAlgorithmRows()[index]; Algorithm.Archive(adoTransaction, sqlTransaction, childAlgorithmRow.RowVersion, childAlgorithmRow.AlgorithmId); } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Delete the record in the ADO database. algorithmTypeRow[algorithmTypeTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(algorithmTypeRow); algorithmTypeRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"AlgorithmType\" set \"IsArchived\" = 1 where \"AlgorithmTypeCode\"=@algorithmT" + "ypeCode"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@algorithmTypeCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmTypeCode)); sqlCommand.ExecuteNonQuery(); }