private static string ToString(ByteArray byteArray, ByteArrayReaderCache <ByteArray, string> byteArrayCache)
{
if (byteArrayCache.TryGetValue(byteArray, out var str))
{
// The string seems to already be in the cache. Check that the content matches.
if (IsCacheValid(byteArrayCache, byteArray, str))
{
return(str);
}
// The cache does not appear to be valid anymore.
byteArrayCache.Clear();
}
return(byteArrayCache.Add(byteArray, LogicalRead.ToString(byteArray)));
}
private static void ConvertString(ReadOnlySpan <ByteArray> source, ReadOnlySpan <short> defLevels, Span <string> destination, short nullLevel)
{
for (int i = 0, src = 0; i != destination.Length; ++i)
{
destination[i] = !defLevels.IsEmpty && defLevels[i] == nullLevel ? null : LogicalRead.ToString(source[src++]);
}
}