/// <summary>Loads a ObjectTree 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 ObjectTree Table. ServerDataModel.ObjectTreeDataTable objectTreeTable = ServerDataModel.ObjectTree; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalParentId = parameters["parentId"]; string externalChildId = parameters["childId"]; // The row versioning is largely disabled for external operations. long rowVersion = long.MinValue; // Resolve External Identifiers int parentId = Object.FindRequiredKey(configurationId, "parentId", externalParentId); int childId = Object.FindRequiredKey(configurationId, "childId", externalChildId); // 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.ObjectTreeRow objectTreeRow = objectTreeTable.FindByParentIdChildId(parentId, childId); if ((objectTreeRow == null)) { // Call the internal 'Insert' method to complete the operation. MarkThree.Quasar.Core.ObjectTree.Insert(adoTransaction, sqlTransaction, ref rowVersion, parentId, childId); } else { // This will bypass the optimistic concurrency checking required by the internal method. rowVersion = ((long)(objectTreeRow[objectTreeTable.RowVersionColumn])); } // Return values parameters["rowVersion"] = rowVersion; }
/// <summary>Archives a ObjectTree 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="parentId">The value for the ParentId column.</param> /// <param name="childId">The value for the ChildId 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 parentId, int childId) { // Accessor for the ObjectTree Table. ServerDataModel.ObjectTreeDataTable objectTreeTable = ServerDataModel.ObjectTree; // Rule #1: Make sure the record exists before updating it. ServerDataModel.ObjectTreeRow objectTreeRow = objectTreeTable.FindByParentIdChildId(parentId, childId); if ((objectTreeRow == null)) { throw new Exception(string.Format("The ObjectTree table does not have an element identified by {0}{0}", parentId, childId)); } // Rule #2: Optimistic Concurrency Check if ((objectTreeRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Delete the record in the ADO database. objectTreeRow[objectTreeTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(objectTreeRow); objectTreeRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"ObjectTree\" set \"IsArchived\" = 1 where \"ParentId\"=@parentId and \"ChildId\"" + "=@childId"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@parentId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, parentId)); sqlCommand.Parameters.Add(new SqlParameter("@childId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, childId)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Inserts a ObjectTree record.</summary> /// <param name="transaction">Commits or rejects a set of commands as a unit</param> /// <param name="parentId">The value for the ParentId column.</param> /// <param name="childId">The value for the ChildId column.</param> public static void Insert(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int parentId, int childId) { // Accessor for the ObjectTree Table. ServerDataModel.ObjectTreeDataTable objectTreeTable = ServerDataModel.ObjectTree; // Apply Defaults // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Insert the record into the ADO database. ServerDataModel.ObjectTreeRow objectTreeRow = objectTreeTable.NewObjectTreeRow(); objectTreeRow[objectTreeTable.RowVersionColumn] = rowVersion; objectTreeRow[objectTreeTable.ParentIdColumn] = parentId; objectTreeRow[objectTreeTable.ChildIdColumn] = childId; objectTreeTable.AddObjectTreeRow(objectTreeRow); adoTransaction.DataRows.Add(objectTreeRow); // Insert the record into the SQL database. SqlCommand sqlCommand = new SqlCommand("insert \"ObjectTree\" (\"rowVersion\",\"ParentId\",\"ChildId\") values (@rowVersion,@pare" + "ntId,@childId)"); 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("@parentId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, parentId)); sqlCommand.Parameters.Add(new SqlParameter("@childId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, childId)); sqlCommand.ExecuteNonQuery(); }
/// <summary>Deletes a ObjectTree record using Metadata Parameters.</summary> /// <param name="transaction">Contains the parameters and exceptions for this command.</param> public static void Delete(ParameterList parameters) { // Accessor for the ObjectTree Table. ServerDataModel.ObjectTreeDataTable objectTreeTable = ServerDataModel.ObjectTree; // Extract the parameters from the command batch. AdoTransaction adoTransaction = parameters["adoTransaction"]; SqlTransaction sqlTransaction = parameters["sqlTransaction"]; object configurationId = parameters["configurationId"].Value; string externalParentId = parameters["parentId"]; string externalChildId = parameters["childId"]; // Resolve External Identifiers int parentId = Object.FindRequiredKey(configurationId, "parentId", externalParentId); int childId = Object.FindRequiredKey(configurationId, "childId", externalChildId); // 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.ObjectTreeRow objectTreeRow = objectTreeTable.FindByParentIdChildId(parentId, childId); rowVersion = ((long)(objectTreeRow[objectTreeTable.RowVersionColumn])); // Call the internal method to complete the operation. MarkThree.Quasar.Core.ObjectTree.Delete(adoTransaction, sqlTransaction, rowVersion, parentId, childId); }
/// <summary>Archives a Object 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="objectId">The value for the ObjectId 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 objectId) { // Accessor for the Object Table. ServerDataModel.ObjectDataTable objectTable = ServerDataModel.Object; // Rule #1: Make sure the record exists before updating it. ServerDataModel.ObjectRow objectRow = objectTable.FindByObjectId(objectId); if ((objectRow == null)) { throw new Exception(string.Format("The Object table does not have an element identified by {0}", objectId)); } // Rule #2: Optimistic Concurrency Check if ((objectRow.RowVersion != rowVersion)) { throw new System.Exception("This record is busy. Please try again later."); } // Archive the child records. for (int index = 0; (index < objectRow.GetFolderRows().Length); index = (index + 1)) { ServerDataModel.FolderRow childFolderRow = objectRow.GetFolderRows()[index]; Folder.ArchiveChildren(adoTransaction, sqlTransaction, childFolderRow.RowVersion, childFolderRow.FolderId); } for (int index = 0; (index < objectRow.GetAccountRows().Length); index = (index + 1)) { ServerDataModel.AccountRow childAccountRow = objectRow.GetAccountRows()[index]; Account.ArchiveChildren(adoTransaction, sqlTransaction, childAccountRow.RowVersion, childAccountRow.AccountId); } for (int index = 0; (index < objectRow.GetBlotterRows().Length); index = (index + 1)) { ServerDataModel.BlotterRow childBlotterRow = objectRow.GetBlotterRows()[index]; Blotter.ArchiveChildren(adoTransaction, sqlTransaction, childBlotterRow.RowVersion, childBlotterRow.BlotterId); } for (int index = 0; (index < objectRow.GetBrokerRows().Length); index = (index + 1)) { ServerDataModel.BrokerRow childBrokerRow = objectRow.GetBrokerRows()[index]; Broker.ArchiveChildren(adoTransaction, sqlTransaction, childBrokerRow.RowVersion, childBrokerRow.BrokerId); } for (int index = 0; (index < objectRow.GetIssuerRows().Length); index = (index + 1)) { ServerDataModel.IssuerRow childIssuerRow = objectRow.GetIssuerRows()[index]; Issuer.ArchiveChildren(adoTransaction, sqlTransaction, childIssuerRow.RowVersion, childIssuerRow.IssuerId); } for (int index = 0; (index < objectRow.GetUserRows().Length); index = (index + 1)) { ServerDataModel.UserRow childUserRow = objectRow.GetUserRows()[index]; User.ArchiveChildren(adoTransaction, sqlTransaction, childUserRow.RowVersion, childUserRow.UserId); } for (int index = 0; (index < objectRow.GetModelRows().Length); index = (index + 1)) { ServerDataModel.ModelRow childModelRow = objectRow.GetModelRows()[index]; Model.ArchiveChildren(adoTransaction, sqlTransaction, childModelRow.RowVersion, childModelRow.ModelId); } for (int index = 0; (index < objectRow.GetObjectTreeRowsByFKObjectObjectTreeChildId().Length); index = (index + 1)) { ServerDataModel.ObjectTreeRow childObjectTreeRow = objectRow.GetObjectTreeRowsByFKObjectObjectTreeChildId()[index]; ObjectTree.Archive(adoTransaction, sqlTransaction, childObjectTreeRow.RowVersion, childObjectTreeRow.ParentId, childObjectTreeRow.ChildId); } for (int index = 0; (index < objectRow.GetObjectTreeRowsByFKObjectObjectTreeParentId().Length); index = (index + 1)) { ServerDataModel.ObjectTreeRow childObjectTreeRow = objectRow.GetObjectTreeRowsByFKObjectObjectTreeParentId()[index]; ObjectTree.Archive(adoTransaction, sqlTransaction, childObjectTreeRow.RowVersion, childObjectTreeRow.ParentId, childObjectTreeRow.ChildId); } for (int index = 0; (index < objectRow.GetSchemeRows().Length); index = (index + 1)) { ServerDataModel.SchemeRow childSchemeRow = objectRow.GetSchemeRows()[index]; Scheme.ArchiveChildren(adoTransaction, sqlTransaction, childSchemeRow.RowVersion, childSchemeRow.SchemeId); } for (int index = 0; (index < objectRow.GetSectorRows().Length); index = (index + 1)) { ServerDataModel.SectorRow childSectorRow = objectRow.GetSectorRows()[index]; Sector.ArchiveChildren(adoTransaction, sqlTransaction, childSectorRow.RowVersion, childSectorRow.SectorId); } for (int index = 0; (index < objectRow.GetSecurityRows().Length); index = (index + 1)) { ServerDataModel.SecurityRow childSecurityRow = objectRow.GetSecurityRows()[index]; Security.ArchiveChildren(adoTransaction, sqlTransaction, childSecurityRow.RowVersion, childSecurityRow.SecurityId); } // Increment the row version rowVersion = ServerDataModel.RowVersion.Increment(); // Delete the record in the ADO database. objectRow[objectTable.RowVersionColumn] = rowVersion; adoTransaction.DataRows.Add(objectRow); objectRow.Delete(); // Archive the record in the SQL database. SqlCommand sqlCommand = new SqlCommand("update \"Object\" set \"IsArchived\" = 1 where \"ObjectId\"=@objectId"); sqlCommand.Connection = sqlTransaction.Connection; sqlCommand.Transaction = sqlTransaction; sqlCommand.Parameters.Add(new SqlParameter("@objectId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, objectId)); sqlCommand.ExecuteNonQuery(); }