}

  private static final class BiMapPair<K, V> implements Serializable {
    final BiMap<K, V> forward;
    final BiMap<V, K> backward;

    BiMapPair(BiMap<K, V> original) {
      this.forward = original;
      this.backward = original.inverse();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  /**

   *       key1=[A, B]&key2=C}.
   * </ul>
   *
   * @since 2.0
   */
  public static final class MapJoiner {
    private final Joiner joiner;
    private final String keyValueSeparator;

    private MapJoiner(Joiner joiner, String keyValueSeparator) {
      this.joiner = joiner; // only "this" is ever passed, so don't checkNotNull

    public void functionScore(OperatorCall<ClickLogCQ> queryLambda, ScoreFunctionCall<ScoreFunctionCreator<ClickLogCQ>> functionsLambda,
            final ConditionOptionCall<FunctionScoreQueryBuilder> opLambda) {
        ClickLogCQ cq = new ClickLogCQ();
        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {

    }

    /** Maximum loop count when creating temp directories. */
    private static final int TEMP_DIR_ATTEMPTS = 10000;
  }

  private static final class ThrowingCreator extends TempFileCreator {
    private static final String MESSAGE =
        "Guava cannot securely create temporary files or directories under SDK versions before"

            ScoreFunctionCall<ScoreFunctionCreator<RelatedQueryCQ>> functionsLambda,
            final ConditionOptionCall<FunctionScoreQueryBuilder> opLambda) {
        RelatedQueryCQ cq = new RelatedQueryCQ();
        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {

    public void functionScore(OperatorCall<RoleTypeCQ> queryLambda, ScoreFunctionCall<ScoreFunctionCreator<RoleTypeCQ>> functionsLambda,
            final ConditionOptionCall<FunctionScoreQueryBuilder> opLambda) {
        RoleTypeCQ cq = new RoleTypeCQ();
        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {

        System.out.println(ex.getMessage());
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetCause() throws Exception {
        final Throwable t = new NullPointerException("test");
        final ClRuntimeException ex = new ClRuntimeException("ECL0017", asArray(t), t);
        assertThat(ex.getCause(), is(t));
        ex.printStackTrace();
    }

     * Default constructor.
     */
    public LtrQueryRescorer() {
        // Default constructor
    }

    @Override
    public RescorerBuilder<?> evaluate(final Map<String, Object> params) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String modelName = fessConfig.getLtrModelName();
        if (StringUtil.isBlank(modelName)) {
            return null;
        }

 */
@Deprecated
public class RuntimeInfo {
    @SuppressWarnings("checkstyle:constantname")
    public static final String userHome = System.getProperty("user.home");

    @SuppressWarnings("checkstyle:constantname")
    public static final File userMavenConfigurationHome = new File(userHome, ".m2");

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

    private File settings;

            duplicateHostList = new ArrayList<>();
        }
        try {
            final DuplicateHostService duplicateHostService = ComponentUtil.getComponent(DuplicateHostService.class);
            duplicateHostList.addAll(duplicateHostService.getDuplicateHostList());
        } catch (final AutoBindingFailureException e) {
            logger.warn("DuplicateHostService is not found.", e);
        }
    }