* desired count.
   *
   * @param element the element to add or remove occurrences of; may be null only if explicitly
   *     allowed by the implementation
   * @param count the desired count of the element in this multiset
   * @return the count of the element before the operation; possibly zero
   * @throws IllegalArgumentException if {@code count} is negative

    if (values.count() == 0) {
      return;
    }
    merge(values.count(), values.mean(), values.sumOfSquaresOfDeltas(), values.min(), values.max());
  }

  private void merge(
      long otherCount,
      double otherMean,
      double otherSumOfSquaresOfDeltas,
      double otherMin,
      double otherMax) {
    if (count == 0) {
      count = otherCount;
      mean = otherMean;

            samr.SamrSamArray array = new samr.SamrSamArray();
            when(mockNdrBuffer.dec_ndr_long()).thenReturn(0, 0); // count, _entriesp = 0

            // When: Decoding array
            array.decode(mockNdrBuffer);

            // Then: Should have null entries
            assertEquals(0, array.count);
            assertNull(array.entries);
        }

        @Test

   * UnsupportedOperationException."
   */
  abstract void setCountNoCheckReturnValue(E element, int count);

  private void assertSetCountIncreasingFailure(E element, int count) {
    try {
      setCountNoCheckReturnValue(element, count);
      fail("a call to multiset.setCount() to increase an element's count should throw");
    } catch (UnsupportedOperationException expected) {
    }
  }

  }

  /**
   * Sends the given method call to this thread.
   *
   * @throws TimeoutException if this thread does not accept the request within a reasonable amount
   *     of time
   */
  private void sendRequest(String methodName, Object... arguments) throws Exception {
    if (!requestQueue.offer(new Request(methodName, arguments), TIMEOUT_MILLIS, MILLISECONDS)) {

        final int count = searchLogHelper.getClickCount(url);
        doc.put(clickCountField, count);
        if (logger.isDebugEnabled()) {
            logger.debug("Updated click count: count={}, url={}", count, url);
        }
    }

    /**
     * Adds favorite count information to the document.
     *
     * @param doc the document to update

   * "expected arrival time of the next request" is actually in the past, then the difference (now -
   * past) is the amount of time that the RateLimiter was formally unused, and it is that amount of
   * time which we translate to storedPermits. (We increase storedPermits with the amount of permits
   * that would have been produced in that idle time). So, if rate == 1 permit per second, and

   */
  @Override
  public int hashCode() {
    return Objects.hash(count, mean, sumOfSquaresOfDeltas, min, max);
  }

  @Override
  public String toString() {
    if (count() > 0) {
      return MoreObjects.toStringHelper(this)
          .add("count", count)
          .add("mean", mean)
          .add("populationStandardDeviation", populationStandardDeviation())

      implements Serializable {
    @ParametricNullness private final E element;
    private final int count;

    ImmutableEntry(@ParametricNullness E element, int count) {
      this.element = element;
      this.count = count;
      checkNonnegative(count, "count");
    }

    @Override
    @ParametricNullness
    public final E getElement() {
      return element;
    }

      implements Serializable {
    @ParametricNullness private final E element;
    private final int count;

    ImmutableEntry(@ParametricNullness E element, int count) {
      this.element = element;
      this.count = count;
      checkNonnegative(count, "count");
    }

    @Override
    @ParametricNullness
    public final E getElement() {
      return element;
    }