*
     * @param index the name of the index to scroll through
     * @param callback the function to apply to each search hit, returning true to continue or false to stop
     * @return the number of documents processed
     */
    public static long scroll(final String index, final Function<SearchHit, Boolean> callback) {

    private final CoreExtensionEntry extension;
    private final UnaryOperator<String> callback;

    private final DefaultInterpolator interpolator = new DefaultInterpolator();

    public ExtensionConfigurationModule(CoreExtensionEntry extension, UnaryOperator<String> callback) {
        this.extension = extension;
        this.callback = callback;
    }

    @Override
    public void configure(Binder binder) {

        }

        // Runtime exceptions and other errors are likely not recoverable
        return false;
    }

    /**
     * Check if error suggests fallback to TCP is needed
     *
     * @param error the error to check
     * @return true if TCP fallback is recommended
     */
    public boolean shouldFallbackToTcp(Exception error) {
        // Hardware errors suggest RDMA is not working

import org.junit.jupiter.api.Test

class DispatcherCleanupTest {
  @StartStop
  private val server = MockWebServer()

  @Test
  fun testFinish() {
    val okhttp = OkHttpClient()
    val callback =
      object : Callback {
        override fun onFailure(
          call: Call,
          e: IOException,
        ) {}

        override fun onResponse(
          call: Call,
          response: Response,
        ) {

     *
     * @return the Unicode character
     */
    public char getUnicodeChar() {
        return unicodeChar;
    }

    /**
     * Returns the ASCII fallback text for this icon.
     *
     * @return the ASCII fallback text
     */
    public String getAsciiFallback() {
        return asciiFallback;
    }

    /**
     * Store the data.
     * @param dataConfig The data configuration.
     * @param callback The callback.
     * @param paramMap The parameters.
     * @param scriptMap The script map.
     * @param defaultDataMap The default data map.
     */
    protected abstract void storeData(DataConfig dataConfig, IndexUpdateCallback callback, DataStoreParams paramMap,
            Map<String, String> scriptMap, Map<String, Object> defaultDataMap);

      Class<Throwable> exceptionType,
      Function<? super Throwable, ? extends V> fallback,
      Executor executor) {
    return (FluentFuture<V>) Futures.catching(this, exceptionType, fallback, executor);
  }

  public final FluentFuture<V> catchingAsync(
      Class<Throwable> exceptionType,
      AsyncFunction<? super Throwable, ? extends V> fallback,
      Executor executor) {

        // TCP fallback doesn't support real RDMA read
        throw new UnsupportedOperationException("RDMA read not supported by TCP fallback");
    }

    @Override
    public void rdmaWrite(RdmaMemoryRegion localRegion, long remoteAddress, int remoteKey, int length) throws IOException {
        // TCP fallback doesn't support real RDMA write

      Function<? super Throwable, ? extends V> fallback,
      Executor executor) {
    return AbstractCatchingFuture.create(input, exceptionType, fallback, executor);
  }

  public static <V extends @Nullable Object> ListenableFuture<V> catchingAsync(
      ListenableFuture<? extends V> input,
      Class<Throwable> exceptionType,
      AsyncFunction<? super Throwable, ? extends V> fallback,
      Executor executor) {

        // Test fallback logic
        assertTrue(errorHandler.shouldFallbackToTcp(hardwareError), "Hardware errors should suggest TCP fallback");
        assertFalse(errorHandler.shouldFallbackToTcp(timeoutError), "Timeout errors should not immediately suggest TCP fallback");

        // Test error classification using public API