public static final String HINT = "settings";

    public static final String USER_HOME = System.getProperty("user.home");

    public static final File USER_MAVEN_CONFIGURATION_HOME = new File(USER_HOME, ".m2");

    public static final File DEFAULT_USER_SETTINGS_FILE = new File(USER_MAVEN_CONFIGURATION_HOME, "settings.xml");

 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class LineReader {
  private final Readable readable;
  @CheckForNull private final Reader reader;
  private final CharBuffer cbuf = createBuffer();
  private final char[] buf = cbuf.array();

  private final Queue<String> lines = new ArrayDeque<>();
  private final LineBuffer lineBuf =
      new LineBuffer() {
        @Override

  }

  @Override
  public final boolean hasNext() {
    return position < size;
  }

  @Override
  @ParametricNullness
  public final E next() {
    if (!hasNext()) {
      throw new NoSuchElementException();
    }
    return get(position++);
  }

  @Override
  public final int nextIndex() {
    return position;
  }

  @Override
  public final boolean hasPrevious() {

    }

    public OptionalEntity<KeyMatch> getKeyMatch(final String id) {
        return keyMatchBhv.selectByPK(id);
    }

    public void store(final KeyMatch keyMatch) {

        keyMatchBhv.insertOrUpdate(keyMatch, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });

    }

    public void delete(final KeyMatch keyMatch) {

        keyMatchBhv.delete(keyMatch, op -> {

        return asIndexHtml();
    }

    @Execute
    public HtmlResponse changePassword(final ProfileForm form) {
        final VaErrorHook toIndexPage = () -> {
            form.clearSecurityInfo();
            return asIndexHtml();
        };
        validatePasswordForm(form, toIndexPage);
        final String username = getUserBean().map(FessUserBean::getUserId).get();
        try {

   * accessed by instances of {@link ServiceListener}.
   */
  private static final class ServiceManagerState {
    final Monitor monitor = new Monitor();

    @GuardedBy("monitor")
    final SetMultimap<State, Service> servicesByState =
        MultimapBuilder.enumKeys(State.class).linkedHashSetValues().build();

    @GuardedBy("monitor")
    final Multiset<State> states = servicesByState.keys();

    @GuardedBy("monitor")

   * accessed by instances of {@link ServiceListener}.
   */
  private static final class ServiceManagerState {
    final Monitor monitor = new Monitor();

    @GuardedBy("monitor")
    final SetMultimap<State, Service> servicesByState =
        MultimapBuilder.enumKeys(State.class).linkedHashSetValues().build();

    @GuardedBy("monitor")
    final Multiset<State> states = servicesByState.keys();

    @GuardedBy("monitor")

public class DataStoreException extends FessSystemException {
    private static final long serialVersionUID = 1L;

    public DataStoreException(final String message, final Throwable cause) {
        super(message, cause);
    }

    public DataStoreException(final String message) {
        super(message);
    }

    public DataStoreException(final Throwable cause) {
        super(cause);
    }

public class JobProcessingException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    public JobProcessingException(final Throwable e) {
        super(e);
    }

    public JobProcessingException(final String message, final Throwable e) {
        super(message, e);
    }

    public JobProcessingException(final String message) {
        super(message);
    }

public class MimeTypeException extends CrawlerSystemException {

    private static final long serialVersionUID = 1L;

    public MimeTypeException(final String message, final Throwable cause) {
        super(message, cause);
    }

    public MimeTypeException(final String message) {
        super(message);
    }

    public MimeTypeException(final Throwable cause) {
        super(cause);
    }