code: public final HttpClient mapConnect(BiFunction<? super Mono<? extends Connection>, ? super Bootstrap, ? extends Mono<? extends Connection>> connector) {
  		return new HttpClientOnConnectMap(this, connector);
  	}
docs: Intercept the connection lifecycle and allows to delay, transform or inject a
  context.
  
  @param connector A bi function mapping the default connection and configured
  bootstrap to a target connection.
  
  @return a new {@link HttpClient}