/// <summary>
/// Computes Adler32 for encoded string
/// </summary>
public static uint ForEncodedString(string text, System.Text.Encoding encoding)
{
if (encoding == null)
{
encoding = System.Text.Encoding.UTF8;
}
var buff = encoding.GetBytes(text);
return(Adler32.ForBytes(buff));
}
/// <summary>
/// Gets sharding ID for byte[], that is - computes byte[] hash as UInt64 .
/// WARNING! Changing this function will render all existing sharding partitioning invalid. Use extreme care!
/// </summary>
public static ulong ByteArrayToShardingID(byte[] key)
{
if (key == null)
{
return(0);
}
if (key.Length == 0)
{
return(0);
}
ulong result = 1566083941ul * (ulong)Adler32.ForBytes(key);
return(result);
}