private bool TryGetEncodedSystemStringTypeMarker(string value, out JsonBinaryEncoding.MultiByteTypeMarker typeMarker)
{
typeMarker = new JsonBinaryEncoding.MultiByteTypeMarker(null);
int systemStringId;
if (JsonBinaryEncoding.TryGetSystemStringId(value, out systemStringId))
{
const byte OneByteCount = JsonBinaryEncoding.TypeMarker.SystemString1ByteLengthMax - JsonBinaryEncoding.TypeMarker.SystemString1ByteLengthMin;
if (systemStringId < OneByteCount)
{
byte[] typeMarkerBytes = new byte[]
{
(byte)(JsonBinaryEncoding.TypeMarker.SystemString1ByteLengthMin + (int)systemStringId)
};
typeMarker = new JsonBinaryEncoding.MultiByteTypeMarker(typeMarkerBytes);
}
else
{
int twoByteOffset = ((int)systemStringId) - OneByteCount;
byte[] typeMarkerBytes = new byte[]
{
(byte)((twoByteOffset / 0xFF) + JsonBinaryEncoding.TypeMarker.SystemString2ByteLengthMin),
(byte)(twoByteOffset % 0xFF),
};
typeMarker = new JsonBinaryEncoding.MultiByteTypeMarker(typeMarkerBytes);
}
return(true);
}
return(false);
}
/// <summary>
/// Try Get Encoded System String Type Marker
/// </summary>
/// <param name="utf8Span">The value.</param>
/// <param name="multiByteTypeMarker">The multi byte type marker if found.</param>
/// <returns>Whether or not the Encoded System String Type Marker was found.</returns>
private static bool TryGetEncodedSystemStringTypeMarker(
Utf8Span utf8Span,
out MultiByteTypeMarker multiByteTypeMarker)
{
if (JsonBinaryEncoding.TryGetSystemStringId(utf8Span, out int systemStringId))
{
multiByteTypeMarker = new MultiByteTypeMarker(
length: 1,
one: (byte)(TypeMarker.SystemString1ByteLengthMin + systemStringId));
return(true);
}
multiByteTypeMarker = default;
return(false);
}
