/**
     * Constructor.
     * @param message Exception message.
     * @param cause Root cause for this exception.
     */
    public ScheduledJobException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructor.
     * @param message Exception message.
     */
    public ScheduledJobException(final String message) {
        super(message);

            }
        }
        return "unknown";
    }

    private long extractNtStatus(Throwable cause) {
        if (cause instanceof SmbException) {
            return ((SmbException) cause).getNtStatus();
        }
        return 0;
    }

    private String extractServerMessage(Throwable cause) {
        if (cause instanceof SmbException) {
            // Try to get server message from SMB exception

  public final ImmutableList<TypeToken<? extends Throwable>> getExceptionTypes() {
    ImmutableList.Builder<TypeToken<? extends Throwable>> builder = ImmutableList.builder();
    for (Type type : getGenericExceptionTypes()) {
      // getGenericExceptionTypes() will never return a type that's not exception
      @SuppressWarnings("unchecked")
      TypeToken<? extends Throwable> exceptionType =

    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */
    protected String buildThrowableMessage(final Throwable t) {
        final StringBuilder buf = new StringBuilder(100);

        // When
        SpnegoException ex = new SpnegoException(cause);

        // Then
        assertNotNull(ex);
        assertEquals(cause, ex.getCause());
        // IOException(Throwable) sets message to cause.toString()
        assertEquals(cause.toString(), ex.getMessage());
    }

    @Test
    @DisplayName("Should create SpnegoException with message and cause")
    void testWithMessageAndCause() {

  }

  @J2ktIncompatible
  @GwtIncompatible // Thread
  private void testSupplierThreadSafe(Function<Supplier<Boolean>, Supplier<Boolean>> memoizer)
      throws Throwable {
    AtomicInteger count = new AtomicInteger(0);
    AtomicReference<Throwable> thrown = new AtomicReference<>(null);
    int numThreads = 3;
    Thread[] threads = new Thread[numThreads];
    long timeout = SECONDS.toNanos(60);

import static com.google.common.base.Throwables.throwIfUnchecked;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.fail;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Function;
import com.google.common.base.Throwables;
import com.google.common.reflect.AbstractInvocationHandler;

    /**
     * Validate message+cause constructor and that no interaction with cause occurs during construction.
     */
    @Test
    @DisplayName("String+Throwable ctor: sets message, cause and unsuccessful status")
    void messageAndCauseConstructor_setsFields(@Mock Throwable mockCause) {
        // Arrange
        String msg = "auth failed";

        // Act
        SmbAuthException ex = new SmbAuthException(msg, mockCause);

  }

  private Throwable tryInternalFastPathGetFailure(Future<?> future) throws Exception {
    Method tryInternalFastPathGetFailureMethod =
        abstractFutureClass.getDeclaredMethod("tryInternalFastPathGetFailure");
    tryInternalFastPathGetFailureMethod.setAccessible(true);
    return (Throwable) tryInternalFastPathGetFailureMethod.invoke(future);
  }

  }

  private Throwable tryInternalFastPathGetFailure(Future<?> future) throws Exception {
    Method tryInternalFastPathGetFailureMethod =
        abstractFutureClass.getDeclaredMethod("tryInternalFastPathGetFailure");
    tryInternalFastPathGetFailureMethod.setAccessible(true);
    return (Throwable) tryInternalFastPathGetFailureMethod.invoke(future);
  }