public int readMessages(Reader is,OutboxAmp outbox) throws IOException {
  Objects.requireNonNull(outbox);
  JsonReaderImpl jIn=new JsonReaderImpl(is,_jsonFactory);
  return readMessages(jIn,outbox);
}

public int readMessages ( Reader is , OutboxAmp outbox ) throws IOException { Objects . requireNonNull ( outbox ) ; JsonReaderImpl jIn = new JsonReaderImpl ( is , _jsonFactory ) ; return readMessages ( jIn , outbox ) ; }
reads the next hmtp packet from the stream , returning false on end of file .
