if (assertionsEnabled && Thread.holdsLock(this)) {
    throw AssertionError("Thread ${Thread.currentThread().name} MUST NOT hold lock on $this")
  }
}

internal inline fun Lockable.assertLockHeld() {
  if (assertionsEnabled && !Thread.holdsLock(this)) {
    throw AssertionError("Thread ${Thread.currentThread().name} MUST hold lock on $this")
  }
}

@OptIn(ExperimentalContracts::class)
inline fun <T> Lockable.withLock(action: () -> T): T {

	return false
}

// Close closes the underlying socket file descriptor.
func (restClient *ReconnectRESTClient) Close() error {
	return nil
}

var (
	errLockConflict = errors.New("lock conflict")
	errLockNotFound = errors.New("lock not found")
)

func toLockError(err error) error {
	if err == nil {
		return nil
	}

	switch err.Error() {
	case errLockConflict.Error():
		return errLockConflict

    public void releaseLease(Smb2LeaseKey key) {
        lock.writeLock().lock();
        try {
            LeaseEntry entry = leases.remove(key);
            if (entry != null) {
                pathToLease.remove(entry.getPath());
                log.debug("Released lease for path: {} with key: {}", entry.getPath(), key);
            }
        } finally {
            lock.writeLock().unlock();
        }
    }

    /**

     */
    int allocate() {
        try {
            lock.lock();
            return getAvailablePort();
        } finally {
            lock.unlock();
        }
    }

    /**
     * Deallocate the given port
     *
     * @param port The port to deallocate
     */
    public void deallocate(int port) {
        try {
            lock.lock();
            allocated.remove(Integer.valueOf(port));

      in.defaultReadObject();
      lock = new Object();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  private static final class NonSerializableMemoizingSupplier<T extends @Nullable Object>
      implements Supplier<T> {
    private final Object lock = new Object();

    private volatile @Nullable Supplier<T> delegate;

      in.defaultReadObject();
      lock = new Object();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  private static final class NonSerializableMemoizingSupplier<T extends @Nullable Object>
      implements Supplier<T> {
    private final Object lock = new Object();

    private volatile @Nullable Supplier<T> delegate;

  }

  /**
   * Invokes {@code lock.}{@link Lock#tryLock(long, TimeUnit) tryLock(timeout, unit)}
   * uninterruptibly.
   *
   * @since 30.0
   */
  @J2ktIncompatible
  @GwtIncompatible // concurrency
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  public static boolean tryLockUninterruptibly(Lock lock, long timeout, TimeUnit unit) {

        this.largeFile = largeFile;
    }

    /**
     * Returns the process ID associated with this lock range.
     *
     * @return the process ID
     */
    public int getPid() {
        return this.pid;
    }

    /**
     * Returns the starting byte offset of the lock range.
     *
     * @return the starting byte offset
     */
    public long getByteOffset() {

   * needed.
   *
   * A single spinlock ("busy") is used for initializing and
   * resizing the table, as well as populating slots with new Cells.
   * There is no need for a blocking lock; when the lock is not
   * available, threads try other slots (or the base).  During these
   * retries, there is increased contention and reduced locality,
   * which is still better than alternatives.
   *

	AmzFwdHeaderLastModified       = "x-amz-fwd-header-Last-Modified"

	AmzFwdHeaderObjectLockMode        = "x-amz-fwd-header-x-amz-object-lock-mode"
	AmzFwdHeaderObjectLockLegalHold   = "x-amz-fwd-header-x-amz-object-lock-legal-hold"
	AmzFwdHeaderObjectLockRetainUntil = "x-amz-fwd-header-x-amz-object-lock-retain-until-date"
	AmzFwdHeaderMPPartsCount          = "x-amz-fwd-header-x-amz-mp-parts-count"