public boolean acquireDeleteSessionRequestLoggingLock() {
        return IS_DELETE_SESSION_LOCK_ACQUIRED_UPDATER.compareAndSet(this, 0, 1);
    }
A session cannot reopen once closed, but the connection can close and reconnect.

@return true if the session was online
turms-gateway/src/main/java/im/turms/gateway/access/client/common/UserSession.java