// Test loading system properties
    result = Maps.fromProperties(System.getProperties());
    assertTrue(result.containsKey("java.version"));

    // Test that defaults work, too.
    testProp = new Properties(System.getProperties());
    String override = "test\njava.version : hidden";

    testProp.load(new StringReader(override));

    // Test loading system properties
    result = Maps.fromProperties(System.getProperties());
    assertTrue(result.containsKey("java.version"));

    // Test that defaults work, too.
    testProp = new Properties(System.getProperties());
    String override = "test\njava.version : hidden";

    testProp.load(new StringReader(override));

        // requireNonNull is safe because the first `size` elements have been filled in.
        Entry<K, V> onlyEntry = requireNonNull(entryArray[0]);
        return of(comparator, onlyEntry.getKey(), onlyEntry.getValue());
      default:
        Object[] keys = new Object[size];
        Object[] values = new Object[size];
        if (sameComparator) {
          // Need to check for nulls, but don't need to sort or validate.

    assertEquals(1, stats.missCount());
    assertEquals(2, stats.loadSuccessCount());
    assertEquals(0, stats.loadExceptionCount());
    assertEquals(3, stats.hitCount());
  }

  public void testBulkLoad_default() throws ExecutionException {
    LoadingCache<Integer, Integer> cache =
        CacheBuilder.newBuilder()
            .recordStats()
            .build(TestingCacheLoaders.<Integer>identityLoader());

public final class CacheBuilder<K, V> {
  private static final int DEFAULT_INITIAL_CAPACITY = 16;
  private static final int DEFAULT_CONCURRENCY_LEVEL = 4;

  @SuppressWarnings("GoodTime") // should be a java.time.Duration
  private static final int DEFAULT_EXPIRATION_NANOS = 0;

  @SuppressWarnings("GoodTime") // should be a java.time.Duration
  private static final int DEFAULT_REFRESH_NANOS = 0;

  //   and we could use that to make a decision about whether or not we timed out prior to being
  //   unparked.

  /**
   * {@inheritDoc}
   *
   * <p>The default {@link AbstractFuture} implementation throws {@code InterruptedException} if the
   * current thread is interrupted during the call, even if the value is already available.
   *
   * @throws CancellationException {@inheritDoc}

        // requireNonNull is safe because the first `size` elements have been filled in.
        Entry<K, V> onlyEntry = requireNonNull(entryArray[0]);
        return of(comparator, onlyEntry.getKey(), onlyEntry.getValue());
      default:
        Object[] keys = new Object[size];
        Object[] values = new Object[size];
        if (sameComparator) {
          // Need to check for nulls, but don't need to sort or validate.

    assertEquals(1, stats.missCount());
    assertEquals(2, stats.loadSuccessCount());
    assertEquals(0, stats.loadExceptionCount());
    assertEquals(3, stats.hitCount());
  }

  public void testBulkLoad_default() throws ExecutionException {
    LoadingCache<Integer, Integer> cache =
        CacheBuilder.newBuilder()
            .recordStats()
            .build(TestingCacheLoaders.<Integer>identityLoader());

   * SPACE_SEPARATOR, LINE_SEPARATOR, PARAGRAPH_SEPARATOR, CONTROL, FORMAT, SURROGATE, and
   * PRIVATE_USE according to ICU4J.
   *
   * <p>See also the Unicode Default_Ignorable_Code_Point property (available via ICU).
   *
   * @deprecated Most invisible characters are supplementary characters; see the class
   *     documentation.
   * @since 19.0 (since 1.0 as constant {@code INVISIBLE})

      }
    },

    WEAK {
      @Override
      Equivalence<Object> defaultEquivalence() {
        return Equivalence.identity();
      }
    };

    /**
     * Returns the default equivalence strategy used to compare and hash keys or values referenced
     * at this strength. This strategy will be used unless the user explicitly specifies an
     * alternate strategy.
     */