// Create multiple threads to test synchronized method
        Thread thread1 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        Thread thread2 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        thread1.start();

    }

    public void test_constructor_withComponentNameAndCause() {
        // Test constructor with component name and cause
        String componentName = "myComponent";
        Throwable cause = new RuntimeException("Connection failed");
        ContainerNotAvailableException exception = new ContainerNotAvailableException(componentName, cause);

     *
     * @param message the error message
     * @param cause the underlying cause of this exception
     */
    public DataStoreException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Creates a new DataStoreException with the specified message.
     *
     * @param message the error message
     */

     */
    public JobProcessingException(final Throwable e) {
        super(e);
    }

    /**
     * Constructs a new JobProcessingException with the specified detail message and cause.
     *
     * @param message the detail message explaining the exception
     * @param e the cause of the exception
     */
    public JobProcessingException(final String message, final Throwable e) {
        super(message, e);
    }

@GwtCompatible
final class Platform {
  static boolean isInstanceOfThrowableClass(
      @Nullable Throwable t, Class<? extends Throwable> expectedClass) {
    return expectedClass.isInstance(t);
  }

  static void restoreInterruptIfIsInterruptedException(Throwable t) {
    checkNotNull(t); // to satisfy NullPointerTester
    if (t instanceof InterruptedException) {
      currentThread().interrupt();

  public UncheckedTimeoutException(@Nullable String message) {
    super(message);
  }

  public UncheckedTimeoutException(@Nullable Throwable cause) {
    super(cause);
  }

  public UncheckedTimeoutException(@Nullable String message, @Nullable Throwable cause) {
    super(message, cause);
  }

  private static final long serialVersionUID = 0;

     * has failed.
     */
    final @Nullable Throwable failure;

    StateSnapshot(State internalState) {
      this(internalState, false, null);
    }

    StateSnapshot(
        State internalState, boolean shutdownWhenStartupFinishes, @Nullable Throwable failure) {
      checkArgument(
          !shutdownWhenStartupFinishes || internalState == STARTING,

    }

    /**
     * Test method for
     * {@link org.codelibs.core.exception.ClUnsupportedOperationException#SUnsupportedOperationException(java.lang.String, java.lang.Throwable)}
     * .
     */
    @Test
    public void testSUnsupportedOperationExceptionStringThrowable() {
        final ClUnsupportedOperationException clUnsupportedOperationException =

    assertThat(s2).isNotInstanceOf(Subscriber.SynchronizedSubscriber.class);
  }

  public void testInvokeSubscriberMethod_basicMethodCall() throws Throwable {
    Method method = getTestSubscriberMethod("recordingMethod");
    Subscriber subscriber = Subscriber.create(bus, this, method);

    subscriber.invokeSubscriberMethod(FIXTURE_ARGUMENT);

 */
@Tag("Slowish")
class TaskRunnerRealBackendTest {
  private val log = LinkedBlockingDeque<String>()

  private val loggingUncaughtExceptionHandler =
    UncaughtExceptionHandler { _, throwable ->
      log.put("uncaught exception: $throwable")
    }

  private val threadFactory =
    ThreadFactory { runnable ->
      Thread(runnable, "TaskRunnerRealBackendTest").apply {
        isDaemon = true