}

  private Entry<K, V>[] getEntriesMultipleNullKeys() {
    Entry<K, V>[] entries = createArrayWithNullKey();
    entries[0] = entry(null, entries[0].getValue());
    return entries;
  }

  private Entry<K, V>[] getEntriesMultipleNonNullKeys() {
    Entry<K, V>[] entries = createSamplesArray();
    entries[0] = entry(k1(), v0());
    return entries;
  }

  public void testForEachKnownOrder() {
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));
    assertEquals(getOrderedElements(), entries);
  }

  @CollectionFeature.Require(absent = KNOWN_ORDER)
  public void testForEachUnknownOrder() {
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));

  public void testForEachKnownOrder() {
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));
    assertEquals(getOrderedElements(), entries);
  }

  @CollectionFeature.Require(absent = KNOWN_ORDER)
  public void testForEachUnknownOrder() {
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));

    @SuppressWarnings("unchecked")
    @Override
    public BiMap<V, K> create(Object... elements) {
      Entry<?, ?>[] entries = new Entry<?, ?>[elements.length];
      for (int i = 0; i < elements.length; i++) {
        entries[i] = reverse((Entry<K, V>) elements[i]);
      }
      return generator.create((Object[]) entries).inverse();
    }

    @SuppressWarnings("unchecked")
    @Override

    return getEntryNullReplaces().getKey();
  }

  private Entry<K, V> getEntryNullReplaces() {
    Iterator<Entry<K, V>> entries = getSampleElements().iterator();
    for (int i = 0; i < getNullLocation(); i++) {
      entries.next();
    }
    return entries.next();
  }

  /** @return an array of the proper size with {@code null} as the value of the middle element. */

func (dt *dynamicTimeout) logEntry(duration time.Duration) {
	if duration < 0 {
		return
	}
	entries := int(atomic.AddInt64(&dt.entries, 1))
	index := entries - 1
	if index < dynamicTimeoutLogSize {
		dt.mutex.Lock()
		dt.log[index] = duration

		// We leak entries while we copy
		if entries == dynamicTimeoutLogSize {

			// Make copy on stack in order to call adjust()

	}
}

var ssecUnsealObjectKeyTests = []struct {
	Headers        http.Header
	Bucket, Object string
	Metadata       map[string]string

	ExpectedErr error
}{
	{ // 0 - Valid HTTP headers and valid metadata entries for bucket/object
		Headers: http.Header{
			"X-Amz-Server-Side-Encryption-Customer-Algorithm": []string{"AES256"},
			"X-Amz-Server-Side-Encryption-Customer-Key":       []string{"MzJieXRlc2xvbmdzZWNyZXRrZXltdXN0cHJvdmlkZWQ="},

				// directory symlinks are ignored.
				continue
			}
		case data.FileAttributes&syscall.FILE_ATTRIBUTE_DIRECTORY != 0:
			name += SlashSeparator
		}

		count--
		entries = append(entries, name)

	}

	return entries, nil
}

func globalSync() {
	// no-op on windows
}

func syscallErrToFileErr(dirPath string, err error) error {
	switch err {
	case nil:
		return nil

			if fi.IsDir() {
				// Append SlashSeparator instead of "\" so that sorting is achieved as expected.
				entries = append(entries, fi.Name()+SlashSeparator)
			} else if fi.Mode().IsRegular() {
				entries = append(entries, fi.Name())
			}
			if opts.count > 0 {
				remaining--
			}
		}
	}
	return entries, nil
}

func globalSync() {
	// no-op not sure about plan9/solaris support for syscall support

  }

  private static <K extends Comparable<? super K>, V> ImmutableSortedMap<K, V> fromEntries(
      Entry<K, V>... entries) {
    return fromEntries(Ordering.natural(), false, entries, entries.length);
  }

  /**
   * Accepts a collection of possibly-null entries. If {@code sameComparator}, then it is assumed
   * that they do not need to be sorted or checked for dupes.
   */