code: public static DefaultHttpResponse of(long duration, int status, String body, Collection<HttpHeader> headers) {
  		return new DefaultHttpResponse(duration, status, body, headers);
  	}
docs: Create a default HTTP Response from given values.
  
  @param duration Request-Response duration.
  @param status The response status code.
  @param body The response body.
  @param headers The response headers.
  @return The HTTP response.