while (!bufferA.exhausted()) {
    val codePoint = bufferA.readUtf8CodePoint()
    if (!IDNA_MAPPING_TABLE.map(codePoint, bufferB)) return null
  }

  // 2. Normalize, from bufferB to bufferA.
  val normalized = normalizeNfc(bufferB.readUtf8())
  bufferA.writeUtf8(normalized)

  // 3. For each label, convert/validate Punycode.
  val decoded = Punycode.decode(bufferA.readUtf8()) ?: return null

  // 4.1 Validate.

 * lookups.
 *
 * <p>During construction, names are normalized in two ways:
 *
 * <ol>
 *   <li>ASCII uppercase characters are converted to lowercase.
 *   <li>Unicode dot separators other than the ASCII period ({@code '.'}) are converted to the ASCII
 *       period.
 * </ol>
 *
 * <p>The normalized values will be returned from {@link #toString()} and {@link #parts()}, and will

        assertEquals(path.normalize(), source.getPath());
    }

    @Test
    void testBuildSource() {
        Path path = Paths.get("/tmp");
        ModelSource source = Sources.buildSource(path);

        assertNotNull(source);
        assertInstanceOf(Sources.BuildPathSource.class, source);
        assertEquals(path.normalize(), source.getPath());
    }

    @Test

        return this;
    }

    /**
     * Sets the normalizer.
     * @param normalizer The normalizer.
     * @return This builder instance.
     */
    public SuggesterBuilder normalizer(final Normalizer normalizer) {
        this.normalizer = normalizer;
        return this;
    }

    /**
     * Sets the analyzer.
     * @param analyzer The analyzer.

     * @param normalizer the normalizer to use for normalizing values
     * @return a list of suggest items parsed from the query log
     */
    List<SuggestItem> parseQueryLog(QueryLog queryLog, String[] fields, String[] tagFieldNames, String roleFieldName,
            ReadingConverter readingConverter, Normalizer normalizer);

    /**

        operationsStale = true;
        return this;
    }

    /**
     * Sets the normalizer.
     * @param normalizer The normalizer.
     * @return This SuggestIndexer instance.
     */
    public SuggestIndexer setNormalizer(final Normalizer normalizer) {
        this.normalizer = normalizer;
        operationsStale = true;
        return this;
    }

    /**
     * Sets the analyzer.

        this.readingConverter = readingConverter;
    }

    /**
     * Sets the normalizer.
     * @param normalizer The normalizer.
     */
    public void setNormalizer(final Normalizer normalizer) {
        this.normalizer = normalizer;
    }

    /**
     * Sets the prefix match weight.
     * @param prefixMatchWeight The prefix match weight.
     */

                indexExportJob.buildFilePath(tempDir.toString(), "http://example.com/foo/../../etc/passwd", new HtmlIndexExportFormatter());
        assertNotNull(result);
        assertTrue(result.normalize().startsWith(tempDir.normalize()), "Path must stay within base directory: " + result);
    }

    @Test
    public void test_buildFilePath_dotDotStripped() {
        final Path result =

     */
    public ReadingConverter getReadingConverter() {
        return readingConverter;
    }

    /**
     * Returns the Normalizer instance.
     * @return The Normalizer instance.
     */
    public Normalizer getNormalizer() {
        return normalizer;
    }

    /**
     * Creates a default SuggestIndexer instance.
     * @return A SuggestIndexer instance.
     */

     * @param readingConverter The reading converter.
     * @param normalizer The normalizer.
     */
    public SuggestRequestBuilder(final Client client, final ReadingConverter readingConverter, final Normalizer normalizer) {
        super(client, new SuggestRequest());
        request.setReadingConverter(readingConverter);
        request.setNormalizer(normalizer);
    }

    /**
     * Sets the index for the request.