code: protected void initIoc() {
          String key = "nutz-" + IOCBY;
          String iocby = pp.get(key);
          if (Strings.isBlank(iocby)) {
              throw new RuntimeException(key + " not found nutz.ini or context-param !!");
          }
          String[] args = Strings.splitIgnoreBlank(iocby);
          for (int i = 0; i < args.length; i++) {
              args[i] = args[i].trim();
          }
          log.info("init Ioc by args=" + Arrays.toString(args));
          try {
              ioc = new NutIoc(new ComboIocLoader(args));
          }
          catch (ClassNotFoundException e) {
              throw new RuntimeException(e);
          }
      }
docs: 初始化Ioc容器,使用ComboIocLoader作为配置方式