code: public static ServerConnector createServerConnectorAndAddToServer(Server server) {
  		ServerConnector connector = new ServerConnector(server, JettySetting.createHttpConnectionFactory());
  
  		connector.setHost(setting.getStr("host", "http", "0.0.0.0"));
  		connector.setPort(setting.getInt("port", "http", 8090));
  		connector.setIdleTimeout(setting.getLong("idle-timeout", "http", 30000L));
  		server.addConnector(connector);
  
  		return connector;
  	}
docs: 创建ServerConnector并加入到Jetty Server中
  
  @param server Jetty Server
  @return ServerConnector