/// <summary>
///
/// </summary>
/// <param name="db"></param>
/// <param name="key"></param>
/// <returns>Can return null or empty Span on missing key</returns>
/// <exception cref="InvalidOperationException"></exception>
public static Span <byte> GetSpan(this IDbWithSpan db, Keccak key)
{
#if DEBUG
if (key == Keccak.OfAnEmptyString)
{
throw new InvalidOperationException();
}
#endif
return(db.GetSpan(key.Bytes));
}
public PersistentReceiptStorage(IColumnsDb <ReceiptsColumns> receiptsDb, ISpecProvider specProvider, IReceiptsRecovery receiptsRecovery)
{
long Get(Keccak key, long defaultValue) => _database.Get(key)?.ToLongFromBigEndianByteArrayWithoutLeadingZeros() ?? defaultValue;
_database = receiptsDb ?? throw new ArgumentNullException(nameof(receiptsDb));
_specProvider = specProvider ?? throw new ArgumentNullException(nameof(specProvider));
_receiptsRecovery = receiptsRecovery ?? throw new ArgumentNullException(nameof(receiptsRecovery));
_blocksDb = _database.GetColumnDb(ReceiptsColumns.Blocks);
_transactionDb = _database.GetColumnDb(ReceiptsColumns.Transactions);
byte[] lowestBytes = _database.Get(Keccak.Zero);
_lowestInsertedReceiptBlock = lowestBytes == null ? (long?)null : new RlpStream(lowestBytes).DecodeLong();
_migratedBlockNumber = Get(MigrationBlockNumberKey, long.MaxValue);
}
/// <summary> /// /// </summary> /// <param name="db"></param> /// <param name="key"></param> /// <returns>Can return null or empty Span on missing key</returns> public static Span <byte> GetSpan(this IDbWithSpan db, long key) => db.GetSpan(key.ToBigEndianByteArrayWithoutLeadingZeros());