/** Capacity (power of two) minus one, for fast mod evaluation */
    final int mask;

    PowerOfTwoStriped(int stripes) {
      Preconditions.checkArgument(stripes > 0, "Stripes must be positive");
      this.mask = stripes > Ints.MAX_POWER_OF_TWO ? ALL_SET : ceilToPowerOfTwo(stripes) - 1;
    }

    @Override
    final int indexFor(Object key) {
      int hash = smear(key.hashCode());

        void availableAlwaysZero() throws Exception {
            SmbFileInputStream in = newStream();
            assertEquals(0, in.available());
        }

        @Test
        @DisplayName("skip: positive advances; non-positive returns 0")
        void skipBehavior() throws Exception {
            SmbFileInputStream in = newStream();
            assertEquals(0, in.skip(0));
            assertEquals(0, in.skip(-1));

   *     minValue()}
   */
  public abstract @Nullable C previous(C value);

  /**
   * Returns a signed value indicating how many nested invocations of {@link #next} (if positive) or
   * {@link #previous} (if negative) are needed to reach {@code end} starting from {@code start}.
   * For example, if {@code end = next(next(next(start)))}, then {@code distance(start, end) == 3}

    // false positive: `new Object()` is not equal to `new Object()`
    @SuppressWarnings("DistinctVarargsChecker")
    Set<Object> original = ImmutableSet.of(new Object(), new Object());

    assertThrows(ClassCastException.class, () -> ImmutableSortedSet.copyOf(original));
  }

  public void testImmutableSortedSetCopyOfIterator() {
    // false positive: `new Object()` is not equal to `new Object()`

import java.io.FilterInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Returns a random portion of the requested bytes on each call. */
@NullUnmarked
class RandomAmountInputStream extends FilterInputStream {
  private final Random random;

  public RandomAmountInputStream(InputStream in, Random random) {

### Policy Variables

You can use policy variables in the *Resource* element and in string comparisons in the *Condition* element.

   *     minValue()}
   */
  public abstract @Nullable C previous(C value);

  /**
   * Returns a signed value indicating how many nested invocations of {@link #next} (if positive) or
   * {@link #previous} (if negative) are needed to reach {@code end} starting from {@code start}.
   * For example, if {@code end = next(next(next(start)))}, then {@code distance(start, end) == 3}

    double ySumOfSquaresOfDeltas = yStats.sumOfSquaresOfDeltas();
    checkState(xSumOfSquaresOfDeltas > 0.0);
    checkState(ySumOfSquaresOfDeltas > 0.0);
    // The product of two positive numbers can be zero if the multiplication underflowed. We
    // force a positive value by effectively rounding up to MIN_VALUE.
    double productOfSumsOfSquaresOfDeltas =
        ensurePositive(xSumOfSquaresOfDeltas * ySumOfSquaresOfDeltas);

     */
    public long getExpiry() {
        return expiry;
    }

    /**
     * Sets the expiration time for thumbnails.
     *
     * @param expiry the expiration time in milliseconds (must be positive)
     * @return this PurgeThumbnailJob instance for method chaining
     */
    public PurgeThumbnailJob expiry(final long expiry) {
        if (expiry > 0) {
            this.expiry = expiry;
        }

        // Then
        assertNull(result);
        verify(request, times(1)).split();
    }

    @Test
    @DisplayName("Test size returns positive message size")
    void testSizeReturnsPositiveValue() {
        // Given
        int expectedSize = 1024;
        when(request.size()).thenReturn(expectedSize);

        // When