/// <summary>Inserts a OrderTree record using Metadata Parameters.</summary> /// <param name="parameters">Contains the metadata parameters.</param> public static void Archive(ParameterList parameters) { // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; long rowVersion = parameters["rowVersion"]; int parentId = parameters["parentId"]; int childId = parameters["childId"]; // Call the internal method to complete the operation. OrderTree.Archive(adoTransaction, sqlTransaction, rowVersion, parentId, childId); }
/// <summary>Inserts a OrderTree record using Metadata Parameters.</summary> /// <param name="parameters">Contains the metadata parameters.</param> public static void Update(ParameterList parameters) { // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; long rowVersion = parameters["rowVersion"]; int parentId = parameters["parentId"]; int childId = parameters["childId"]; object isDeleted = parameters["isDeleted"].Value; // Call the internal method to complete the operation. OrderTree.Update(adoTransaction, sqlTransaction, ref rowVersion, parentId, childId, isDeleted); // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Inserts a OrderTree record using Metadata Parameters.</summary> /// <param name="parameters">Contains the metadata parameters.</param> public static void Insert(ParameterList parameters) { // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; int parentId = parameters["parentId"]; int childId = parameters["childId"]; object isDeleted = parameters["isDeleted"].Value; // The rowVersion is passed back to the caller in the event it's needed for additional commands in the batch. long rowVersion = long.MinValue; // Call the internal method to complete the operation. OrderTree.Insert(adoTransaction, sqlTransaction, ref rowVersion, parentId, childId, isDeleted); // Return values. parameters["rowVersion"] = rowVersion; }
/// <summary>Archives a Order 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="orderId">The value for the OrderId 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 orderId) { // Accessor for the Order Table. ServerDataModel.OrderDataTable orderTable = ServerDataModel.Order; // Rule #1: Make sure the record exists before updating it. ServerDataModel.OrderRow orderRow = orderTable.FindByOrderId(orderId); if ((orderRow == null)) { throw new Exception(string.Format("The Order table does not have an element identified by {0}", orderId)); } // Rule #2: Optimistic Concurrency Check if ((orderRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. for (int index = 0; (index < orderRow.GetOrderTreeRowsByFKOrderOrderTreeChildId().Length); index = (index + 1)) { ServerDataModel.OrderTreeRow childOrderTreeRow = orderRow.GetOrderTreeRowsByFKOrderOrderTreeChildId()[index]; OrderTree.Archive(adoTransaction, sqlTransaction, childOrderTreeRow.RowVersion, childOrderTreeRow.ParentId, childOrderTreeRow.ChildId); } for (int index = 0; (index < orderRow.GetOrderTreeRowsByFKOrderOrderTreeParentId().Length); index = (index + 1)) { ServerDataModel.OrderTreeRow childOrderTreeRow = orderRow.GetOrderTreeRowsByFKOrderOrderTreeParentId()[index]; OrderTree.Archive(adoTransaction, sqlTransaction, childOrderTreeRow.RowVersion, childOrderTreeRow.ParentId, childOrderTreeRow.ChildId); } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Delete the record in the ADO database. orderRow[orderTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(orderRow); orderRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"Order\" set \"IsArchived\" = 1 where \"OrderId\"=@orderId"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@orderId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, orderId)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Collects the table lock request(s) for an Update operation</summary> /// <param name="adoTransaction">A list of locks required for this operation.</param> public static void Archive(AdoTransaction adoTransaction) { // These table lock(s) are required for the 'Archive' operation. adoTransaction.LockRequests.AddWriterLock(ServerDataModel.OrderLock); OrderTree.Archive(adoTransaction); }