code: public void removeAllAppenders() {
          ListIterator<Appender> ite = appenderList.listIterator();
          while (ite.hasNext()) {
              Appender appender = ite.next();
              if (appender != null && appender.isLogOpen()) {
                  try {
                      appender.close();
                  } catch (IOException e) {
                      Log.e(TAG, "Failed to close appender. " + e);
                  }
              }
          }
          appenderList.clear();
      }
docs: Remove all the appenders.