public static final String CHILDREN_COMBINATION_MODE_ATTRIBUTE = "combine.children";
    /** Value indicating children should be merged based on element names */
    public static final String CHILDREN_COMBINATION_MERGE = "merge";
    /** Value indicating children should be appended as siblings */
    public static final String CHILDREN_COMBINATION_APPEND = "append";
    /**

        final Map<String, Object> sourceMap = super.toSource();
        if (fields != null) {
            sourceMap.putAll(fields);
        }
        return sourceMap;
    }

    @Override
    protected void addFieldToSource(final Map<String, Object> sourceMap, final String field, final Object value) {
        if (value instanceof final LocalDateTime ldt) {

     *            The class name of the JDBC driver to register. Must not be {@literal null} or an empty string.
     */
    public static void registerDriver(final String driverClassName) {
        assertArgumentNotEmpty("driverClassName", driverClassName);

        final Class<Driver> clazz = ClassUtil.forName(driverClassName);
        registerDriver(clazz);
    }

    /**
     * Registers a JDBC driver.
     *

    NameQueryRequest(final Configuration config, final Name name) {
        super(config);
        this.questionName = name;
        this.questionType = NB;
    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        return writeQuestionSectionWireFormat(dst, dstIndex);
    }

    @Override
    int readBodyWireFormat(final byte[] src, final int srcIndex) {

    private static final Logger log = LoggerFactory.getLogger(SmbWatchHandleImpl.class);

    private final SmbFileHandleImpl handle;
    private final int filter;
    private final boolean recursive;

    /**
     * @param fh
     * @param filter
     * @param recursive
     *
     */
    public SmbWatchHandleImpl(final SmbFileHandleImpl fh, final int filter, final boolean recursive) {
        this.handle = fh;

     */
    public static OutputStream getXContentBuilderOutputStream(final XContentBuilderCallback func, final MediaType mediaType) {
        try (final XContentBuilder builder = func.apply(mediaType.contentBuilder(), ToXContent.EMPTY_PARAMS)) {
            builder.flush();
            return builder.getOutputStream();
        } catch (final IOException e) {
            if (logger.isDebugEnabled()) {

    return new EntrySet<>(this, alternatingKeysAndValues, 0, size);
  }

  static final class EntrySet<K, V> extends ImmutableSet<Entry<K, V>> {
    private final transient ImmutableMap<K, V> map;
    private final transient @Nullable Object[] alternatingKeysAndValues;
    private final transient int keyOffset;
    private final transient int size;

    EntrySet(
        ImmutableMap<K, V> map,

            final ClassLoader orignal = currentThread.getContextClassLoader();
            currentThread.setContextClassLoader(CommonPoolUtil.class.getClassLoader());
            try {
                task.run();
            } catch (final Exception e) {
                logger.error("Uncaught exception from " + task, e);
            } finally {

    public void test_store_basic() {
        // Create a simple DataStore implementation for testing
        final AtomicBoolean storeCalled = new AtomicBoolean(false);
        final AtomicReference<DataConfig> capturedConfig = new AtomicReference<>();
        final AtomicReference<IndexUpdateCallback> capturedCallback = new AtomicReference<>();
        final AtomicReference<DataStoreParams> capturedParams = new AtomicReference<>();

        final StringBuilder resultBuf = new StringBuilder();

        final PingResponse ping = searchEngineClient.ping();
        final int status = ping.getStatus();
        if (systemHelper.isChangedClusterState(status)) {
            if (fessConfig.hasNotification()) {
                final String toStrs = fessConfig.getNotificationTo();
                final String[] toAddresses;