/// <summary>
/// Parses a <see cref="ByteString"/> into an instance of a <see cref="RecordKey"/> object.
/// </summary>
/// <param name="keyData">The <see cref="ByteString"/> to parse.</param>
/// <returns>The parsed <see cref="RecordKey"/>.</returns>
public static RecordKey Parse(ByteString keyData)
{
if (keyData == null)
{
throw new ArgumentNullException(nameof(keyData));
}
byte[] key = keyData.ToByteArray();
string[] parts = Encoding.UTF8.GetString(key, 0, key.Length).Split(new[] { ':' }, 3);
if (parts.Length != 3)
{
throw new ArgumentOutOfRangeException(nameof(keyData));
}
RecordKey result = ParseRecord(
parts[1],
LedgerPath.Parse(parts[0]),
parts[2]);
// The byte representation of reencoded value must match the input
if (!result.ToBinary().Equals(keyData))
{
throw new ArgumentOutOfRangeException(nameof(keyData));
}
return(result);
}
public static async Task <Record> GetRecord(this IStorageEngine store, RecordKey key)
{
IReadOnlyList <Record> result = await store.GetRecords(new[] { key.ToBinary() });
return(result[0]);
}