docs: public static RestFBLogger getLoggerInstance(String logCategory) {
      Object obj;
      Class[] ctrTypes = new Class[] { String.class };
      Object[] ctrArgs = new Object[] { logCategory };
      try {
        Constructor loggerClassConstructor = usedLoggerClass.getConstructor(ctrTypes);
        obj = loggerClassConstructor.newInstance(ctrArgs);
      } catch (Exception e) {
        throw new FacebookLoggerException("cannot create logger: " + logCategory);
      }
  
      return (RestFBLogger) obj;
    }