// Test that DictionaryException is instance of FessSystemException
        DictionaryException exception = new DictionaryException("Test");

        assertTrue(exception instanceof org.codelibs.fess.exception.FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_constructor() {
        assertNotNull("Constructor should create instance", target);
        assertTrue("Instance should be of correct type", target instanceof HotThreadMonitorTarget);
        assertTrue("Instance should be a MonitorTarget", target instanceof MonitorTarget);
        assertTrue("Instance should be a TimeoutTarget", target instanceof TimeoutTarget);
    }

    public void test_expired_method_exists() throws Exception {

        if (keyObj instanceof final UrlQueue<?> urlQueue) {
            return escapeValue(urlQueue.getUrl());
        }
        if (keyObj instanceof final StatsKeyObject statsKey) {
            return escapeValue(statsKey.getUrl());
        }
        if (keyObj instanceof final String key) {
            return escapeValue(key);
        }
        if (keyObj instanceof final Number key) {

            BUILDER builder = call.apply(esEntity);
            if (builder instanceof IndexRequestBuilder) {
                if (builderEntityCall != null) {
                    builderEntityCall.callback(builder);
                }
                bulkBuilder.add((IndexRequestBuilder) builder);
            } else if (builder instanceof UpdateRequestBuilder) {
                if (builderEntityCall != null) {

   * called on the {@code TypeVariable} instance has the same name as one of the public methods of
   * {@link TypeVariableImpl}, the proxy calls the same method on its instance of {@code
   * TypeVariableImpl}. Otherwise it throws {@link UnsupportedOperationException}; this should only
   * apply to {@code getAnnotatedBounds()}. This does mean that users on Java who obtain an instance

        try {
            if (value instanceof String) {
                if ("Subject".equals(key)) {
                    data.putValue(key, getDecodeText(value.toString()));
                } else {
                    data.putValue(key, value.toString());
                }
            } else if (value instanceof String[]) {
                data.putValues(key, (String[]) value);

     */
    protected boolean isEnableTokenizer(final TokenizerFactory factory) {
        // TODO return factory instanceof JapaneseTokenizerFactory;
        return false;
    }

    private TokenStream createTokenStream(final Reader rd) {
        return null;
        /*
         * TODO if (tokenizerFactory instanceof JapaneseTokenizerFactory) { return tokenizerFactory.create(); } else {
         * return null; }
         */

        StorageException exception = new StorageException("Test");

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTraceWithCause() {
        // Test that stack trace is properly preserved with cause

        if (o == null) {
            return null;
        } else if (o instanceof Double) {
            return (Double) o;
        } else if (o instanceof Number) {
            return Double.valueOf(((Number) o).doubleValue());
        } else if (o instanceof String) {
            return toDouble((String) o);
        } else if (o instanceof java.util.Date) {
            if (pattern != null) {

    @Override
    public boolean equals(@Nullable Object obj) {
      return obj instanceof ConstructorParameterSingleValue;
    }

    @Override
    public int hashCode() {
      return 1;
    }

    public static class Singleton {
      public static final Singleton INSTANCE = new Singleton();

      private Singleton() {}
    }
  }