StreamMutf8Sink 
  Parameters
stream
The OutputStream to write to.
bytesPerWrite  
The maximum number of bytes that will be copied to the sink's underlying destination at a time. This must be at least 1, though higher is recommended.
The OutputStream to write to.
The maximum number of bytes that will be copied to the sink's underlying destination at a time. This must be at least 1, though higher is recommended.