// Test inner class LangAnalyzerConverter init
        AnalyzerConverter.LangAnalyzerConverter langConverter = converter.new LangAnalyzerConverter("en");

        langConverter.init();
        // Should not throw exception
    }

    @Test
    public void testLangAnalyzerConverterWithNullLang() throws IOException {
        // Test inner class with null language

 * and to parse an input stream into a {@link SitemapSet} object.
 * It uses SAX parser for XML sitemaps and XML sitemap indexes,
 * and handles potential exceptions during parsing.
 * The class also includes inner classes for handling XML sitemap and sitemap index parsing.
 */
public class SitemapsHelper {
    private static final Logger logger = LogManager.getLogger(SitemapsHelper.class);

 *   <li>Custom Tika configuration</li>
 *   <li>Tesseract OCR configuration for image-based documents</li>
 *   <li>PDF Parser configuration for PDF documents</li>
 * </ul>
 *
 * <p>
 * The {@link TikaDetectParser} inner class extends {@link CompositeParser} to provide auto-detection of the MIME type
 * of the document. It also handles zip bomb prevention and embedded document extraction.
 * </p>
 *
 * <p>

 *   <li>Checking the availability of analyzers for supported languages.</li>
 * </ul>
 *
 * <p>Supported languages are defined in the SUPPORTED_LANGUAGES array.</p>
 *
 * <p>Inner class:</p>
 * <ul>
 *   <li>DefaultContentsAnalyzer: Implements the SuggestAnalyzer interface to analyze text and retrieve tokens using
 *       the configured analyzers.</li>
 * </ul>
 *
 * <p>Protected static class:</p>

        // Test with nested BooleanQuery
        BooleanQuery.Builder innerBuilder = new BooleanQuery.Builder();
        innerBuilder.add(new TermQuery(new Term("content", "inner")), BooleanClause.Occur.SHOULD);

        BooleanQuery.Builder outerBuilder = new BooleanQuery.Builder();
        outerBuilder.add(innerBuilder.build(), BooleanClause.Occur.SHOULD);