protected static class PropertyMetadata {
        private final String name;
        private final List<MethodMetadata> getters = new ArrayList<>();
        private final List<MethodMetadata> overridableGetters = new ArrayList<>();
        private final List<Method> overridableSetters = new ArrayList<>();
        private final List<Method> setters = new ArrayList<>();
        private final List<Method> setMethods = new ArrayList<>();

	public final fun immutable ()Z
	public final fun isPrivate ()Z
	public final fun isPublic ()Z
	public final fun maxAgeSeconds ()I
	public final fun maxStaleSeconds ()I
	public final fun minFreshSeconds ()I
	public final fun mustRevalidate ()Z
	public final fun noCache ()Z
	public final fun noStore ()Z
	public final fun noTransform ()Z
	public final fun onlyIfCached ()Z

    }

    protected boolean reindex(final String fromIndex, final String toIndex, final String source, final boolean waitForCompletion) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String refresh = StringUtil.isNotBlank(fessConfig.getIndexReindexRefresh()) ? fessConfig.getIndexReindexRefresh() : null;
        final String requestsPerSecond = getReindexRequestsPerSecound(fessConfig);

        private final String query;

        private final String[] fields;

        private final int num;

        private final HttpServletRequest request;

        private final String[] tags;

        protected RequestParameter(final HttpServletRequest request, final String query, final String[] tags, final String[] fields,
                final int num) {

    protected void modifyReplaceEntry(final List<ModificationItem> modifyList, final String name, final String value) {
        final Attribute attr = new BasicAttribute(name, value);
        final ModificationItem mod = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, attr);
        modifyList.add(mod);
    }

    protected void modifyDeleteEntry(final List<ModificationItem> modifyList, final String name, final Object value) {

    default Map<String, Object> convertToEditableDoc(final Map<String, Object> source) {

        final Set<String> arrayFieldSet = getIndexAdminArrayFieldSet();
        final Set<String> dateFieldSet = getIndexAdminDateFieldSet();
        final Set<String> integerFieldSet = getIndexAdminIntegerFieldSet();
        final Set<String> longFieldSet = getIndexAdminLongFieldSet();
        final Set<String> floatFieldSet = getIndexAdminFloatFieldSet();

     * @return コピーした文字数
     */
    public static int copy(final File in, final String encoding, final File out) {
        assertArgumentNotNull("in", in);
        assertArgumentNotEmpty("encoding", encoding);
        assertArgumentNotNull("out", out);

        final Reader is = ReaderUtil.create(in, encoding);
        try {
            final Writer os = WriterUtil.create(out);
            try {

     * @return 指定されたキーと関連付けられていた以前の値または、キーに関連付けられる値
     * @see ConcurrentHashMap#putIfAbsent(Object, Object)
     */
    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;
    }

    /**

      implements Serializable {
    private static final long serialVersionUID = 3;

    final Strength keyStrength;
    final Strength valueStrength;
    final Equivalence<Object> keyEquivalence;
    final Equivalence<Object> valueEquivalence;
    final int concurrencyLevel;

    transient ConcurrentMap<K, V> delegate;

    AbstractSerializationProxy(

    }

    private void disableOnPresentOption(
            final CommandLine commandLine, final String option, final Consumer<Boolean> setting) {
        if (commandLine.hasOption(option)) {
            setting.accept(false);
        }
    }

    private void disableOnPresentOption(
            final CommandLine commandLine, final char option, final Consumer<Boolean> setting) {