* @param writer the writer to append extracted text to
     */
    protected void extractAnnotations(final PDDocument doc, final StringWriter writer) {
        for (final PDPage page : doc.getPages()) {
            try {
                for (final PDAnnotation annotation : page.getAnnotations()) {
                    if (annotation instanceof final PDAnnotationFileAttachment annotationFileAttachment) {

            if (aceCount > 0) {
                assertNotNull(sd.getAces());
                assertEquals(aceCount, sd.getAces().length);
            } else {
                // When DACL header exists with 0 ACEs, we get an empty array
                assertNotNull(sd.getAces());
                assertEquals(0, sd.getAces().length);
            }
        }
    }

    @Test

        assertEquals(boost, elevateWord.getBoost(), 0.001f);
        assertEquals(readings, elevateWord.getReadings());
        assertEquals(fields, elevateWord.getFields());
        assertNotNull(elevateWord.getTags());
        assertTrue(elevateWord.getTags().isEmpty());
        assertEquals(roles, elevateWord.getRoles());
    }

    @Test
    public void testConstructorWithNullRoles() {
        // Test constructor with null roles

            this.closed = false;
        }

        boolean isAlive() {
            return resourceRef.get() != null && !closed;
        }

        long getAge() {
            return System.currentTimeMillis() - creationTime;
        }
    }

    private ResourceManager() {
        ThreadFactory threadFactory = r -> {

        assertArrayEquals(readings, item.getReadings());
        assertNotNull(item.getFields());
        assertEquals(0, item.getFields().length);
        assertNotNull(item.getTags());
        assertEquals(0, item.getTags().length);
        assertNotNull(item.getRoles());
        assertEquals(1, item.getRoles().length); // Default role is added
        assertNotNull(item.getLanguages());

        }
        mergedItem.fields = fieldList.toArray(new String[fieldList.size()]);

        final List<String> tagList = new ArrayList<>(item1.getTags().length + item2.getTags().length);
        Collections.addAll(tagList, item1.getTags());
        for (final String tag : item2.getTags()) {
            if (!tagList.contains(tag)) {
                tagList.add(tag);
            }
        }

                createDefaultReadingConverter(), createDefaultNormalizer());
        SuggestItem item = items.get(0);
        assertEquals("検索エンジン", item.getText());
        assertEquals("tag1", item.getTags()[0]);
        assertEquals("role1", item.getRoles()[0]);
    }

    protected ReadingConverter createDefaultReadingConverter() throws IOException {
        ReadingConverterChain chain = new ReadingConverterChain();

        final SitemapUrl sitemapUrl = (SitemapUrl) sitemaps[0];
        assertEquals("http://www.example.com/sample.html", sitemapUrl.getLoc());
        assertEquals(1, sitemapUrl.getImages().size());

        final SitemapImage image = sitemapUrl.getImages().get(0);
        assertEquals("http://www.example.com/image.jpg", image.getLoc());
        assertEquals("Sample image caption", image.getCaption());

        return convertEmptyToNull(name);
    }

    public void setName(String value) {
        registerModifiedProperty("name");
        this.name = value;
    }

    public String getPager() {
        checkSpecifiedProperty("pager");
        return convertEmptyToNull(pager);
    }

    public void setPager(String value) {
        registerModifiedProperty("pager");
        this.pager = value;

        secondLine.put("userBoost", item.getUserBoost());
        secondLine.put("score", (item.getQueryFreq() + item.getDocFreq()) * item.getUserBoost());
        secondLine.put("tags", item.getTags());
        secondLine.put("roles", item.getRoles());
        secondLine.put("kinds", Arrays.toString(item.getKinds()));
        secondLine.put("@timestamp", item.getTimestamp());