docs: private void initBatcher(String appenderName) {
          MessageProcessor<LoggingEvent> messageProcessor = new MessageProcessor<LoggingEvent>() {
              @Override
              public void process(List<LoggingEvent> objects) {
                  processLoggingEvents(objects);
              }
          };
          String batcherName = this.getClass().getName() + BATCHER_NAME_LIMITER
                  + appenderName;
          batcher = BatcherFactory.createBatcher(batcherName, messageProcessor);
          batcher.setTarget(messageProcessor);
  
      }