deserializePayload method

  1. @override
int deserializePayload(
  1. IoEventBuilder builder,
  2. ByteData byteData,
  3. Endian endianness,
  4. int offset,
)
override

Call to deserialize only the payload, no header. The Builder is to allow passing the message to build into. returns a int with a serialized size

Implementation

@override
int deserializePayload(imc.IoEventBuilder builder, ByteData byteData,
    Endian endianness, int offset) {
  var byteOffset = offset;

  // field type
  builder.type = imc.IoEventEnumType(byteData.getUint8(byteOffset));
  byteOffset += 1;
  // field error
  var errorSSize = byteData.getUint16(byteOffset, endianness);
  byteOffset += 2;
  var errorDData = List.filled(errorSSize, 0);
  for (var i = 0; i < errorSSize; i++) {
    errorDData[i] = byteData.getUint8(byteOffset++);
  }
  var errorDecoded = utf8.decode(errorDData);
  builder.error = errorDecoded;

  return byteOffset - offset;
}