serializePayload method
Call to serialize only the payload, no header, returns a int with a serialized size
Implementation
@override
int serializePayload(imc.IoEvent? message, ByteData byteData, int offset) {
if (message == null) return 0;
var byteOffset = offset;
// field type
byteData.setUint8(byteOffset, message.type.value);
byteOffset += 1;
// field error
var errorEncoded = utf8.encode(message.error);
var errorSSize = errorEncoded.length;
byteData.setUint16(byteOffset, errorSSize, imc.endianSer);
byteOffset += 2;
for (var b in errorEncoded) {
byteData.setUint8(byteOffset++, b);
}
return byteOffset - offset;
}