* @param expression
     *            事前条件
     * @param description
     *            不正な引数であることの説明
     * @throws ClIllegalArgumentException
     *             {@code expression}がfalseの場合。
     */
    public static void assertArgument(final String argName, final boolean expression, final String description) {
        if (!expression) {

    protected FavoriteLogBhv favoriteLogBhv;

    @Resource
    protected SystemHelper systemHelper;

    @Resource
    protected IndexingHelper indexingHelper;

    protected boolean finishCrawling = false;

    protected long executeTime;

    protected long documentSize;

    protected int maxIndexerErrorCount = 0;

    protected int maxErrorCount = 2;

     * @throws SmbException
     */
    public SmbFileInputStream ( SmbFile file ) throws SmbException {
        this(file, 0, SmbConstants.O_RDONLY, SmbConstants.DEFAULT_SHARING, false);
    }


    SmbFileInputStream ( SmbFile file, int openFlags, int access, int sharing, boolean unshared ) throws SmbException {
        this.file = file;
        this.unsharedFile = unshared;

     * @return ルートパッケージの上位となるベースディレクトリ
     */
    protected static File getBaseDir(final URL url, final String baseName) {
        assertArgumentNotNull("url", url);

        File file = URLUtil.toFile(url);
        final String[] paths = StringUtil.split(baseName, "/");
        for (final String path : paths) {
            file = file.getParentFile();
        }
        return file;
    }

    /**

    }

    protected class StemmerOverrideUpdater implements Closeable {

        protected boolean isCommit = false;

        protected File newFile;

        protected Writer writer;

        protected StemmerOverrideItem item;

        protected StemmerOverrideUpdater(final StemmerOverrideItem newItem) {

        List<Map<String, Object>> docs = JsonPath.from(response).getList("data");
        for (Map<String, Object> doc : docs) {
            boolean match = false;
            for (String keyword : query.split(" ")) {
                if (keyword.equals("OR")) {
                    continue;
                }

            }
            return user.getUserId();
        }).ifPresent(p -> searchRequestBuilder.setPreference(p)).orElse(() -> LaRequestUtil.getOptionalRequest().map(r -> {
            final HttpSession session = r.getSession(false);
            if (session != null) {
                return session.getId();
            }
            final String preference = r.getParameter("preference");
            if (preference != null) {

        pager.setAllPageCount(1);
        pager.setAllRecordCount(size);
        pager.setCurrentPageNumber(1);
        pager.setExistNextPage(false);
        pager.setExistPrePage(false);
        pager.setPageSize(pager.getPageSize());
    }

    private void createSearchLogCondition(final SearchLogPager pager, final SearchLogCB cb) {

    }

    protected boolean isWebCrawlingPath(final String path) {
        if (path.startsWith("http:") || path.startsWith("https:")) {
            return true;
        }

        return false;
    }

    protected String convertCrawlingPath(final String path) {
        if (path.startsWith("http:") || path.startsWith("https:") || path.startsWith("smb:") || path.startsWith("smb1:")

    @Test
    public void testClass() throws Exception {
        final Map<TypeVariable<?>, Type> map = GenericsUtil.getTypeVariableMap(Foo.class);
        assertThat(map, is(notNullValue()));
        assertThat(map.isEmpty(), is(false));
        assertThat(map.get(Foo.class.getTypeParameters()[0]), is(sameClass(Object.class)));
    }

    /**
     * @throws Exception
     */
    public void testGenericMethod() throws Exception {