AccessProviderSample.AccessDBProvider.MoveItem C# (CSharp) Метод

        protected override void MoveItem(string path, string destination)
        {
            // Get type, table name and rowNumber from the path
            string tableName, destTableName;
            int rowNumber, destRowNumber;

            PathType type = GetNamesFromPath(path, out tableName, out rowNumber);

            PathType destType = GetNamesFromPath(destination, out destTableName,
                                     out destRowNumber);

            if (type == PathType.Invalid)
            {
                ThrowTerminatingInvalidPathException(path);
            }

            if (destType == PathType.Invalid)
            {
                ThrowTerminatingInvalidPathException(destination);
            }

            if (type == PathType.Table)
            {
                ArgumentException e = new ArgumentException("Move not supported for tables");

                WriteError(new ErrorRecord(e, "MoveNotSupported",
                    ErrorCategory.InvalidArgument, path));

                throw e;
            }
            else
            {
                OdbcDataAdapter da = GetAdapterForTable(tableName);
                if (da == null)
                {
                    return;
                }

                DataSet ds = GetDataSetForTable(da, tableName);
                DataTable table = GetDataTable(ds, tableName);

                OdbcDataAdapter dda = GetAdapterForTable(destTableName);
                if (dda == null)
                {
                    return;
                }

                DataSet dds = GetDataSetForTable(dda, destTableName);
                DataTable destTable = GetDataTable(dds, destTableName);
                DataRow row = table.Rows[rowNumber];

                if (destType == PathType.Table)
                {
                    DataRow destRow = destTable.NewRow();

                    destRow.ItemArray = row.ItemArray;
                }
                else
                {
                    DataRow destRow = destTable.Rows[destRowNumber];

                    destRow.ItemArray = row.ItemArray;
                }

                // Update the changes
                if (ShouldProcess(path, "MoveItem"))
                {
                    WriteItemObject(row, path, false);
                    dda.Update(dds, destTableName);
                }
            }
        }