コード例 #1
0
ファイル: Program.cs プロジェクト: microsoft/FASTER
        static void ScanThread()
        {
            byte[] result;

            while (true)
            {
                while (!iter.GetNext(out result, out _, out _))
                {
                    // For finite end address, check if iteration ended
                    // if (currentAddress >= endAddress) return;
                    iter.WaitAsync().GetAwaiter().GetResult();
                }

                // Memory pool variant:
                // iter.GetNext(pool, out IMemoryOwner<byte> resultMem, out int length, out long currentAddress)

                if (Different(result, staticEntry))
                {
                    throw new Exception("Invalid entry found");
                }

                // Example of random read from given address
                // (result, _) = log.ReadAsync(iter.CurrentAddress).GetAwaiter().GetResult();

                // Truncate until start of most recently read page
                log.TruncateUntilPageStart(iter.NextAddress);

                // Truncate log until after most recently read entry
                // log.TruncateUntil(iter.NextAddress);
            }

            // Example of recoverable (named) iterator:
            // using (iter = log.Scan(log.BeginAddress, long.MaxValue, "foo"))
        }