* @param target a primitive {@code double} value
   * @return the least index {@code i} for which {@code array[i] == target}, or {@code -1} if no
   *     such index exists.
   */
  public static int indexOf(double[] array, double target) {
    return indexOf(array, target, 0, array.length);
  }

  // TODO(kevinb): consider making this public

			paxHdrs[paxSchilyXattr+k] = v
		}
		whyOnlyPAX = "only PAX supports Xattrs"
		format.mayOnlyBe(FormatPAX)
	}
	if len(h.PAXRecords) > 0 {
		for k, v := range h.PAXRecords {
			switch _, exists := paxHdrs[k]; {
			case exists:
				continue // Do not overwrite existing records
			case h.Typeflag == TypeXGlobalHeader:
				paxHdrs[k] = v // Copy all records
			case !basicKeys[k] && !strings.HasPrefix(k, paxGNUSparse):

        } else {
            assertEquals("filetype:xls", queryMap.get("XLS"));
        }

        // DOC type won't be duplicated since it already exists
        assertFalse(queryMap.containsKey("DOC"));
        assertFalse(queryMap.containsKey("labels.facet_filetype_doc"));
        assertEquals("filetype:others", queryMap.get("labels.facet_filetype_others"));

            CopyUtil.copy(in, out);
            asyncImport(fileName, tempFile);
        } catch (final IOException e) {
            logger.warn("Failed to create a temp file.", e);
            if (tempFile.exists() && !tempFile.delete()) {
                logger.warn("Failed to delete {}.", tempFile.getAbsolutePath());
            }

     * It checks multiple sources in order: request attribute, request parameter, cookie, user bean, or generates a new one.
     *
     * @return the user code string, or null if no valid session exists
     */
    public String getUserCode() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            String userCode = (String) request.getAttribute(Constants.USER_CODE);

	legacyFS := s.fsType != xfs && s.fsType != ext4

	s.RLock()
	legacy := s.formatLegacy
	s.RUnlock()

	// Verify if volume is valid and it exists.
	volumeDir, err := s.getVolDir(opts.Bucket)
	if err != nil {
		return err
	}

	if !skipAccessChecks(opts.Bucket) {
		// Stat a volume entry.
		if err = Access(volumeDir); err != nil {

        assertEquals(newFlags, result, "Should have the new flags instance");
    }

    /**
     * Test replace method when type doesn't exist
     */
    @Test
    @DisplayName("Replace should add new when type doesn't exist")
    void testReplaceNonExisting() {
        List<AvPair> pairs = new LinkedList<>();
        AvTimestamp timestamp = new AvTimestamp(new byte[8]);

		if !ok {
			// No more resources for UID, but we did update at least one.
			return true, nil
		}
	}
}

// Similar to removeEntry but only removes an entry only if the lock entry exists in map.
// Caller must hold 'l.mutex' lock.
func (l *localLocker) expireOldLocks(interval time.Duration) {
	defer l.getMutex()()

	var readers, writers int32
	for k, lris := range l.lockMap {

     */
    public static <K, V> V putIfAbsent(final ConcurrentMap<K, V> map, final K key, final V value) {
        final V exists = map.putIfAbsent(key, value);
        if (exists != null) {
            return exists;
        }
        return value;
    }

    /**
     * Returns {@literal true} if the given {@link Collection} is {@literal null} or empty.
     *

     */
    @Nonnull
    String prefix();

    /**
     * Returns the text content of this XML node.
     *
     * @return the node's text value, or {@code null} if none exists
     */
    @Nullable
    String value();

    /**
     * Returns an immutable map of all attributes defined on this XML node.
     *
     * @return map of attribute names to values, never {@code null}