code: public CliCommandBuilder setConnection(final String hostname, final int port) {
          addCliArgument(CliArgument.CONNECT);
          setController(hostname, port);
          return this;
      }
docs: Sets the hostname and port to connect to.
  <p>
  This sets both the {@code --connect} and {@code --controller} arguments.
  </p>
  
  @param hostname the host name
  @param port     the port
  
  @return the builder