responseTimeHistory.removeFirst();
        }

        // Calculate moving average (simple approach)
        if (!responseTimeHistory.isEmpty()) {
            long sum = responseTimeHistory.stream().mapToLong(Long::longValue).sum();
            avgResponseTime.set(sum / responseTimeHistory.size());

            // Calculate 95th percentile

          delta = peerInitialWindowSize - previousPeerSettings.initialWindowSize.toLong()
          streamsToNotify =
            when {
              delta == 0L || streams.isEmpty() -> null // No adjustment is necessary.
              else -> streams.values.toTypedArray()
            }

          peerSettings = newPeerSettings

    return pickInstance(Arrays.asList(instances), defaultValue);
  }

  private <T> T pickInstance(Collection<T> instances, T defaultValue) {
    if (instances.isEmpty()) {
      return defaultValue;
    }
    // generateInt() is 1-based.
    return Iterables.get(instances, (generateInt() - 1) % instances.size());
  }

      }
    }
    OptionalState state = new OptionalState();

    Deque<Spliterator<T>> splits = new ArrayDeque<>();
    splits.addLast(stream.spliterator());

    while (!splits.isEmpty()) {
      Spliterator<T> spliterator = splits.removeLast();

      if (spliterator.getExactSizeIfKnown() == 0) {
        continue; // drop this split
      }

      this.array = array;
      this.start = start;
      this.end = end;
    }

    @Override
    public int size() {
      return end - start;
    }

    @Override
    public boolean isEmpty() {
      return false;
    }

    @Override
    public Integer get(int index) {
      checkElementIndex(index, size());
      return array[start + index];
    }

    @Override
    /*

    return pickInstance(Arrays.asList(instances), defaultValue);
  }

  private <T> T pickInstance(Collection<T> instances, T defaultValue) {
    if (instances.isEmpty()) {
      return defaultValue;
    }
    // generateInt() is 1-based.
    return Iterables.get(instances, (generateInt() - 1) % instances.size());
  }

            String description = strategy.getDescription();

            assertNotNull(description, "Description should not be null");
            assertFalse(description.trim().isEmpty(), "Description should not be empty");
            assertTrue(
                    description.toLowerCase().contains("model")
                            || description.toLowerCase().contains("upgrade"),

    assertThrows(IllegalArgumentException.class, () -> Shorts.ensureCapacity(ARRAY1, 1, -1));
  }

  public void testJoin() {
    assertThat(Shorts.join(",", EMPTY)).isEmpty();
    assertThat(Shorts.join(",", ARRAY1)).isEqualTo("1");
    assertThat(Shorts.join(",", (short) 1, (short) 2)).isEqualTo("1,2");
    assertThat(Shorts.join("", (short) 1, (short) 2, (short) 3)).isEqualTo("123");
  }

      this.array = array;
      this.start = start;
      this.end = end;
    }

    @Override
    public int size() {
      return end - start;
    }

    @Override
    public boolean isEmpty() {
      return false;
    }

    @Override
    public Character get(int index) {
      checkElementIndex(index, size());
      return array[start + index];
    }

    @Override

      this.array = array;
      this.start = start;
      this.end = end;
    }

    @Override
    public int size() {
      return end - start;
    }

    @Override
    public boolean isEmpty() {
      return false;
    }

    @Override
    public Float get(int index) {
      checkElementIndex(index, size());
      return array[start + index];
    }

    @Override