docs: public void doAdd(@FormGroup("channelInfo") Group channelInfo,
                        @FormGroup("channelParameterInfo") Group channelParameterInfo,
                        @FormField(name = "formChannelError", group = "channelInfo") CustomErrors err, Navigator nav)
                                                                                                                     throws Exception {
          Channel channel = new Channel();
          ChannelParameter parameter = new ChannelParameter();
          channelInfo.setProperties(channel);
          channelParameterInfo.setProperties(parameter);
          // 新建Channel默认关闭该状态
          channel.setStatus(ChannelStatus.STOP);
          channel.setParameters(parameter);
          try {
              channelService.create(channel);
          } catch (RepeatConfigureException rce) {
              err.setMessage("invalidChannelName");
              return;
          }
          nav.redirectTo(WebConstant.CHANNEL_LIST_LINK);
      }