break;
        case LABEL:
            processLabelRequest(request, response, chain);
            break;
        case POPULARWORD:
            processPopularWordRequest(request, response, chain);
            break;
        case FAVORITE:
            processFavoriteRequest(request, response, chain);
            break;
        case FAVORITES:

        addDocument(indexName, client, num);

        ESSourceReader reader = new ESSourceReader(client, settings, indexName);
        reader.setScrollSize(1);
        reader.setLimitDocNumPercentage("1%");
        int count = 0;
        Set<String> valueSet = Collections.synchronizedSet(new HashSet<>());
        Map<String, Object> source;
        while ((source = reader.read()) != null) {

                    proto = str.substring(mark, si);
                    mark = si + 1;
                    state = 1;
                }
                break;
            case 1:
                if (ch == '\\') {
                    mark = si + 1;
                    break;
                }
                state = 2;
            case 2:
                if (ch == '[') {

        normalizeKana = settings.getAsBoolean("normalize_kana", JapaneseIterationMarkCharFilter.NORMALIZE_KANA_DEFAULT);
    }

    @Override
    public Reader create(Reader reader) {
        return new JapaneseIterationMarkCharFilter(reader, normalizeKanji, normalizeKana);
    }

                            successCount.incrementAndGet();
                            break;
                        }
                        try {
                            Thread.sleep(10);
                        } catch (InterruptedException e) {
                            Thread.currentThread().interrupt();
                            break;
                        }
                    }

    public static Iterable<String> iterable(final BufferedReader reader) {
        assertArgumentNotNull("reader", reader);

        return () -> new LineIterator(reader);
    }

    /**
     * Constructs an instance.
     *
     * @param reader
     *            The {@link Reader} to read strings from. Must not be {@literal null}.
     */
    public LineIterator(final Reader reader) {
        assertArgumentNotNull("reader", reader);

    }

    /**
     * Reads text from the given {@link Reader}.
     * <p>
     * The {@link Reader} is not closed by this method.
     * </p>
     *
     * @param reader
     *            the character input stream to read from (must not be {@literal null})
     * @return the text read from the reader
     */
    public static String readText(final Reader reader) {
        assertArgumentNotNull("reader", reader);

     */
    public RobotsTxt parse(final InputStream stream, final String charsetName) {
        if (!enabled) {
            return null;
        }

        BufferedReader reader = null;
        try {
            reader = new BufferedReader(new InputStreamReader(new BOMInputStream(stream), charsetName));

            String line;
            final RobotsTxt robotsTxt = new RobotsTxt();

- Minimize lock contention in hot paths
- Async handling of lease breaks

### 9.3 Network Efficiency
- Batch lease requests when possible
- Implement lease key reuse for related files
- Optimize lease break acknowledgment timing

## 10. Error Handling

### 10.1 Lease Break Timeout
```java
public void handleLeaseBreakWithTimeout(Smb2LeaseKey key, int newState) {

    }

    /**
     * Wraps exception handling for {@link Properties#load(Reader)}.
     * <p>
     * The input reader is not closed.
     * </p>
     *
     * @param props the property set (must not be {@literal null})
     * @param reader the input reader (must not be {@literal null})
     */
    public static void load(final Properties props, final Reader reader) {
        assertArgumentNotNull("props", props);