* CompactHashMap.
   */

  private Object requireTable() {
    return requireNonNull(table);
  }

  private int[] requireEntries() {
    return requireNonNull(entries);
  }

  private @Nullable Object[] requireElements() {
    return requireNonNull(elements);
  }

  @SuppressWarnings("unchecked")
  private E element(int i) {
    return (E) requireElements()[i];
  }

   * limit for string literals in Java.
   */
  private static class ChunksCharSequence implements CharSequence {
    private final ImmutableList<CharSequence> chunks;
    private final int length;
    private final int chunkShift;
    private final int chunkMask;

    ChunksCharSequence(ImmutableList<CharSequence> chunks, int chunkShift) {
      this.chunks = chunks;

  /** The low-level TCP socket. */
  private val rawSocket: JavaNetSocket,
  /**
   * The application layer socket. Either an [SSLSocket] layered over [rawSocket], or [rawSocket]
   * itself if this connection does not use SSL.
   */
  private val javaNetSocket: JavaNetSocket,
  private val handshake: Handshake?,
  private val protocol: Protocol,
  private val socket: BufferedSocket,
  private val pingIntervalMillis: Int,

        Striped.custom(256, FAIR_LOCK_SUPPLER),
        Striped.semaphore(100, 1),
        Striped.semaphore(256, 1));
  }

  private static final Supplier<Lock> FAIR_LOCK_SUPPLER = () -> new ReentrantLock(true);

  private static final Supplier<Semaphore> SEMAPHORE_SUPPLER = () -> new Semaphore(1, false);

  private static List<Striped<?>> weakImplementations() {
    return ImmutableList.<Striped<?>>builder()

        Striped.custom(256, FAIR_LOCK_SUPPLER),
        Striped.semaphore(100, 1),
        Striped.semaphore(256, 1));
  }

  private static final Supplier<Lock> FAIR_LOCK_SUPPLER = () -> new ReentrantLock(true);

  private static final Supplier<Semaphore> SEMAPHORE_SUPPLER = () -> new Semaphore(1, false);

  private static List<Striped<?>> weakImplementations() {
    return ImmutableList.<Striped<?>>builder()

    private File globalSettingsFile;

    private File projectSettingsFile;

    private File userSettingsFile;

    private SettingsSource globalSettingsSource;

    private SettingsSource projectSettingsSource;

    private SettingsSource userSettingsSource;

    private Properties systemProperties;

    private Properties userProperties;

    @Override

 */
@Named("jdk-version")
@Singleton
@Deprecated(since = "4.0.0")
public class JdkVersionProfileActivator implements ProfileActivator {

    private static final Pattern FILTER_1 = Pattern.compile("[^\\d._-]");
    private static final Pattern FILTER_2 = Pattern.compile("[._-]");
    private static final Pattern FILTER_3 = Pattern.compile("\\."); // used for split now

    @Override

    private static final String LS = System.lineSeparator();

    private String id;

    private String url;

    private String basedir;

    private Path basedirPath;

    private String protocol;

    private ArtifactRepositoryLayout layout;

    private ArtifactRepositoryPolicy snapshots;

    private ArtifactRepositoryPolicy releases;

    }
  }

  /** Lock object that ensures a strong reference is retained to a specified object. */
  private static final class WeakSafeLock extends ForwardingLock {
    private final Lock delegate;

    @SuppressWarnings("unused")
    private final WeakSafeReadWriteLock strongReference;

    WeakSafeLock(Lock delegate, WeakSafeReadWriteLock strongReference) {
      this.delegate = delegate;

    private static final Logger logger = LogManager.getLogger(AdminBackupAction.class);

    /**
     * The ndjson extension.
     */
    public static final String NDJSON_EXTENTION = ".ndjson";

    private static final DateTimeFormatter ISO_8601_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSS");

    @Resource
    private AsyncManager asyncManager;

    @Resource