/** * If you use `error prone` tool to check this, this annotation should be `@SuppressWarnings("GuardedBy")` * {@see https://errorprone.info/bugpattern/GuardedBy} * {@see https://github.com/apache/druid/pull/6868#discussion_r249639199} */ @SuppressWarnings("FieldAccessNotGuarded") publicvoidremove(String k) { map.remove(k); }