) {
  /** The total number of bytes consumed. */
  var total: Long = 0L
    private set

  /** The total number of bytes acknowledged by outgoing `WINDOW_UPDATE` frames. */
  var acknowledged: Long = 0L
    private set

  val unacknowledged: Long
    @Synchronized get() = total - acknowledged

  @Synchronized
  fun update(
    total: Long = 0,
    acknowledged: Long = 0,
  ) {
    check(total >= 0)

    /** Total execution time for all operations */
    protected volatile long executeTime = 0;

    /** List of documents waiting to be indexed */
    protected final DocList docList = new DocList();

    /** Maximum size of document requests in bytes */
    protected long maxDocumentRequestSize;

    /** Maximum number of documents to cache before indexing */

                    int safeShift = Math.min(MAX_BACKOFF_SHIFT, Math.max(0, retryCount - 1));
                    long multiplier = 1L << safeShift;
                    // Check for potential overflow before multiplication
                    long delay = (retryDelayMs > Long.MAX_VALUE / multiplier) ? MAX_RETRY_DELAY
                            : Math.min(MAX_RETRY_DELAY, retryDelayMs * multiplier);

     * @param operation the operation name
     * @throws ArithmeticException if operation would overflow
     */
    public static void validateIntegerAddition(int a, int b, String operation) {
        long result = (long) a + (long) b;
        if (result > Integer.MAX_VALUE || result < Integer.MIN_VALUE) {
            throw new ArithmeticException(operation + " would cause integer overflow: " + a + " + " + b);
        }
    }

    private transient Object lock = new Object();

    final Supplier<T> delegate;
    final long durationNanos;
    transient volatile @Nullable T value;
    // The special value 0 means "not yet initialized".
    transient volatile long expirationNanos;

    ExpiringMemoizingSupplier(Supplier<T> delegate, long durationNanos) {
      this.delegate = delegate;
      this.durationNanos = durationNanos;
    }

    public String updatedBy;

    /**
     * The timestamp when this request header configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the request header configuration for optimistic locking.

) : SSLSession {
  override fun getId(): ByteArray = delegate!!.id

  override fun getSessionContext(): SSLSessionContext = delegate!!.sessionContext

  override fun getCreationTime(): Long = delegate!!.creationTime

  override fun getLastAccessedTime(): Long = delegate!!.lastAccessedTime

  override fun invalidate() {
    delegate!!.invalidate()
  }

  override fun isValid(): Boolean = delegate!!.isValid

  override fun putValue(

   */
  public abstract ComparisonChain compare(int left, int right);

  /**
   * Compares two {@code long} values as specified by {@link Long#compare}, <i>if</i> the result of
   * this comparison chain has not already been determined.
   */
  public abstract ComparisonChain compare(long left, long right);

  /**
   * Compares two {@code float} values as specified by {@link Float#compare}, <i>if</i> the result

    // Won't compile: map.putInstance(Double.class, new Long(42));
  }

  public void testNull() {
    assertThrows(NullPointerException.class, () -> map.put(null, new Integer(1)));
    map.putInstance(Integer.class, null);
    assertNull(map.get(Integer.class));
    assertNull(map.getInstance(Integer.class));

    map.put(Long.class, null);
    assertNull(map.get(Long.class));
    assertNull(map.getInstance(Long.class));

      T target, Class<T> interfaceType, long timeoutDuration, TimeUnit timeoutUnit) {
    checkNotNull(target);
    checkNotNull(interfaceType);
    checkNotNull(timeoutUnit);
    return target; // ha ha
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  @ParametricNullness
  public <T extends @Nullable Object> T callWithTimeout(