/// <summary>Updates a Algorithm 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 Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalAlgorithmId = ((string)(parameters["algorithmId"])); object externalAlgorithmTypeCode = parameters["algorithmTypeCode"].Value; object name = parameters["name"].Value; object description = parameters["description"].Value; object assembly = parameters["assembly"].Value; object type = parameters["type"].Value; object method = parameters["method"].Value; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Resolve External Identifiers int algorithmId = Algorithm.FindRequiredKey(configurationId, "algorithmId", externalAlgorithmId); object algorithmTypeCode = AlgorithmType.FindOptionalKey(configurationId, "algorithmTypeCode", externalAlgorithmTypeCode); // 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.AlgorithmRow algorithmRow = algorithmTable.FindByAlgorithmId(algorithmId); rowVersion = ((long)(algorithmRow[algorithmTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.Algorithm.Update(adoTransaction, sqlTransaction, ref rowVersion, algorithmId, algorithmTypeCode, name, description, assembly, type, method, null, null); // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Inserts a Algorithm 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="assembly">The value for the Assembly column.</param> /// <param name="type">The value for the Type column.</param> /// <param name="method">The value for the Method column.</param> /// <param name="externalId0">The value for the ExternalId0 column.</param> /// <param name="externalId1">The value for the ExternalId1 column.</param> public static int Insert(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int algorithmTypeCode, string name, object description, string assembly, string type, string method, object externalId0, object externalId1) { // Accessor for the Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Apply Defaults 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.AlgorithmRow algorithmRow = algorithmTable.NewAlgorithmRow(); algorithmRow[algorithmTable.RowVersionColumn] = rowVersion; algorithmRow[algorithmTable.AlgorithmTypeCodeColumn] = algorithmTypeCode; algorithmRow[algorithmTable.NameColumn] = name; algorithmRow[algorithmTable.DescriptionColumn] = description; algorithmRow[algorithmTable.AssemblyColumn] = assembly; algorithmRow[algorithmTable.TypeColumn] = type; algorithmRow[algorithmTable.MethodColumn] = method; algorithmRow[algorithmTable.ExternalId0Column] = externalId0; algorithmRow[algorithmTable.ExternalId1Column] = externalId1; algorithmTable.AddAlgorithmRow(algorithmRow); adoTransaction.DataRows.Add(algorithmRow); // Insert the record into the SQL database. SqlCommand sqlCommand = new SqlCommand(@"insert ""Algorithm"" (""rowVersion"",""AlgorithmId"",""AlgorithmTypeCode"",""Name"",""Description"",""Assembly"",""Type"",""Method"",""ExternalId0"",""ExternalId1"") values (@rowVersion,@algorithmId,@algorithmTypeCode,@name,@description,@assembly,@type,@method,@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("@algorithmId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmRow[algorithmTable.AlgorithmIdColumn])); 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("@assembly", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, assembly)); sqlCommand.Parameters.Add(new SqlParameter("@type", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, type)); sqlCommand.Parameters.Add(new SqlParameter("@method", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, method)); 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(); // Return Statements return(algorithmRow.AlgorithmId); }
/// <summary>Loads a Algorithm 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 Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; object externalAlgorithmId = parameters["algorithmId"].Value; string externalAlgorithmTypeCode = parameters["algorithmTypeCode"]; string name = parameters["name"]; object description = parameters["description"].Value; string assembly = parameters["assembly"]; string type = parameters["type"]; string method = parameters["method"]; object externalId0 = parameters["externalId0"].Value; object externalId1 = parameters["externalId1"].Value; // The row versioning is largely disabled for external operations. The value is returned to the caller in the // event it's needed for operations within the batch. long rowVersion = long.MinValue; // Resolve External Identifiers int algorithmId = Algorithm.FindKey(configurationId, "algorithmId", externalAlgorithmId); int algorithmTypeCode = AlgorithmType.FindRequiredKey(configurationId, "algorithmTypeCode", externalAlgorithmTypeCode); // The load operation will create a record if it doesn't exist, or update an existing record. The external // identifier is used to determine if a record exists with the same key. if ((algorithmId == int.MinValue)) { // Populate the 'externalId' varaibles so that the external identifier can be used to find the row when an // external method is called with the same 'configurationId' parameter. int externalKeyIndex = Algorithm.GetExternalKeyIndex(configurationId, "algorithmId"); object[] externalIdArray = new object[2]; externalIdArray[externalKeyIndex] = externalAlgorithmId; externalId0 = externalIdArray[0]; externalId1 = externalIdArray[1]; // Call the internal method to complete the operation. MarkThree.Quasar.Core.Algorithm.Insert(adoTransaction, sqlTransaction, ref rowVersion, algorithmTypeCode, name, description, assembly, type, method, externalId0, externalId1); } else { // 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.AlgorithmRow algorithmRow = algorithmTable.FindByAlgorithmId(algorithmId); rowVersion = ((long)(algorithmRow[algorithmTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.Algorithm.Update(adoTransaction, sqlTransaction, ref rowVersion, algorithmId, algorithmTypeCode, name, description, assembly, type, method, externalId0, externalId1); } // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Archives a Algorithm 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="algorithmId">The value for the AlgorithmId 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 algorithmId) { // Accessor for the Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Rule #1: Make sure the record exists before updating it. ServerDataModel.AlgorithmRow algorithmRow = algorithmTable.FindByAlgorithmId(algorithmId); if ((algorithmRow == null)) { throw new Exception(string.Format("The Algorithm table does not have an element identified by {0}", algorithmId)); } // Rule #2: Optimistic Concurrency Check if ((algorithmRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. for (int index = 0; (index < algorithmRow.GetBlotterRows().Length); index = (index + 1)) { ServerDataModel.BlotterRow childBlotterRow = algorithmRow.GetBlotterRows()[index]; Blotter.ArchiveChildren(adoTransaction, sqlTransaction, childBlotterRow.RowVersion, childBlotterRow.BlotterId); } for (int index = 0; (index < algorithmRow.GetModelRows().Length); index = (index + 1)) { ServerDataModel.ModelRow childModelRow = algorithmRow.GetModelRows()[index]; Model.ArchiveChildren(adoTransaction, sqlTransaction, childModelRow.RowVersion, childModelRow.ModelId); } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Delete the record in the ADO database. algorithmRow[algorithmTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(algorithmRow); algorithmRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"Algorithm\" set \"IsArchived\" = 1 where \"AlgorithmId\"=@algorithmId"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@algorithmId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmId)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Archives a Algorithm 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 Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalAlgorithmId = parameters["algorithmId"]; // 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 algorithmId = Algorithm.FindRequiredKey(configurationId, "algorithmId", externalAlgorithmId); // 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.AlgorithmRow algorithmRow = algorithmTable.FindByAlgorithmId(algorithmId); rowVersion = ((long)(algorithmRow[algorithmTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.Algorithm.Archive(adoTransaction, sqlTransaction, rowVersion, algorithmId); }
/// <summary>Updates a Algorithm 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="algorithmId">The value for the AlgorithmId column.</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="assembly">The value for the Assembly column.</param> /// <param name="type">The value for the Type column.</param> /// <param name="method">The value for the Method 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 algorithmId, object algorithmTypeCode, object name, object description, object assembly, object type, object method, object externalId0, object externalId1) { // Accessor for the Algorithm Table. ServerDataModel.AlgorithmDataTable algorithmTable = ServerDataModel.Algorithm; // Rule #1: Make sure the record exists before updating it. ServerDataModel.AlgorithmRow algorithmRow = algorithmTable.FindByAlgorithmId(algorithmId); if ((algorithmRow == null)) { throw new Exception(string.Format("The Algorithm table does not have an element identified by {0}", algorithmId)); } // Rule #2: Optimistic Concurrency Check if ((algorithmRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Apply Defaults if ((algorithmTypeCode == null)) { algorithmTypeCode = algorithmRow[algorithmTable.AlgorithmTypeCodeColumn]; } if ((name == null)) { name = algorithmRow[algorithmTable.NameColumn]; } if ((description == null)) { description = algorithmRow[algorithmTable.DescriptionColumn]; } if ((assembly == null)) { assembly = algorithmRow[algorithmTable.AssemblyColumn]; } if ((type == null)) { type = algorithmRow[algorithmTable.TypeColumn]; } if ((method == null)) { method = algorithmRow[algorithmTable.MethodColumn]; } if ((externalId0 == null)) { externalId0 = algorithmRow[algorithmTable.ExternalId0Column]; } if ((externalId1 == null)) { externalId1 = algorithmRow[algorithmTable.ExternalId1Column]; } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Update the record in the ADO database. algorithmRow[algorithmTable.RowVersionColumn] = rowVersion; algorithmRow[algorithmTable.AlgorithmTypeCodeColumn] = algorithmTypeCode; algorithmRow[algorithmTable.NameColumn] = name; algorithmRow[algorithmTable.DescriptionColumn] = description; algorithmRow[algorithmTable.AssemblyColumn] = assembly; algorithmRow[algorithmTable.TypeColumn] = type; algorithmRow[algorithmTable.MethodColumn] = method; algorithmRow[algorithmTable.ExternalId0Column] = externalId0; algorithmRow[algorithmTable.ExternalId1Column] = externalId1; adoTransaction.DataRows.Add(algorithmRow); // Update the record in the SQL database. SqlCommand sqlCommand = new SqlCommand(@"update ""Algorithm"" set ""RowVersion""=@rowVersion,""AlgorithmTypeCode""=@algorithmTypeCode,""Name""=@name,""Description""=@description,""Assembly""=@assembly,""Type""=@type,""Method""=@method,""ExternalId0""=@externalId0,""ExternalId1""=@externalId1 where ""AlgorithmId""=@algorithmId"); 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("@algorithmId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, algorithmId)); 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("@assembly", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, assembly)); sqlCommand.Parameters.Add(new SqlParameter("@type", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, type)); sqlCommand.Parameters.Add(new SqlParameter("@method", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, method)); 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(); }