payload property

@override Uint8List? get payload

Encode and Get payload, return null when the prefix or content is null

Implementation

@override
Uint8List? get payload {
  if (content == null || prefix == null) {
    return null;
  }
  return Uint8List.fromList([_prefixIndex] + utf8.encode(content!));
}

@override set payload (Uint8List? payload)

Implementation

@override
set payload(Uint8List? payload) {
  int prefixIndex = payload![0];
  if (prefixIndex < prefixMap.length) {
    _prefixIndex = prefixIndex;
  } else {
    _prefixIndex = 0;
  }
  content = utf8.decode(payload.sublist(1));
}