}

    @SuppressWarnings("try")
    private <T> T withBuildLogicQueueLock(Supplier<T> buildAction) {
        lock.lock();
        try {
            final boolean firstLockHolder = lock.getHoldCount() == 1;
            if (firstLockHolder) { // lock file at the top of the callstack only
                try (FileLock ignored = lockBuildLogicQueueFile()) {
                    return buildAction.get();
                }

  public void leave() {
    final ReentrantLock lock = this.lock;
    try {
      // No need to signal if we will still be holding the lock when we return
      if (lock.getHoldCount() == 1) {
        signalNextWaiter();
      }
    } finally {
      lock.unlock(); // Will throw IllegalMonitorStateException if not held
    }
  }

  public void leave() {
    final ReentrantLock lock = this.lock;
    try {
      // No need to signal if we will still be holding the lock when we return
      if (lock.getHoldCount() == 1) {
        signalNextWaiter();
      }
    } finally {
      lock.unlock(); // Will throw IllegalMonitorStateException if not held
    }
  }