private int rflags;

    private boolean resolveHashes;

    private DfsReferralDataImpl next;
    private Map<String, DfsReferralDataInternal> map;
    private String key;
    private String domain;

    private boolean intermediate;

    /**
     * Constructs a new DfsReferralDataImpl instance
     */
    public DfsReferralDataImpl() {
        this.next = this;
    }

    /**
     * {@inheritDoc}

/**
 * Test class for DfsReferralDataImpl
 */
@DisplayName("DfsReferralDataImpl Tests")
class DfsReferralDataImplTest {

    private DfsReferralDataImpl referralData;

    @Mock
    private Referral mockReferral;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        referralData = new DfsReferralDataImpl();
    }

    @Nested

        @Test
        @DisplayName("Should handle linked list of referrals")
        void testLinkedListOfReferrals() {
            DfsReferralDataImpl first = createInitializedDfsReferralDataImpl();
            DfsReferralDataImpl second = createInitializedDfsReferralDataImpl();
            DfsReferralDataImpl third = createInitializedDfsReferralDataImpl();

            // Build chain
            first.append(second);

import jcifs.SmbTransport;
import jcifs.internal.dfs.DfsReferralDataImpl;
import jcifs.internal.dfs.DfsReferralDataInternal;

/**
 * Caching DFS resolver implementation
 *
 *
 * <p>This class is intended for internal use.</p>
 */
public class DfsImpl implements DfsResolver {

    private static final DfsReferralDataImpl NEGATIVE_ENTRY = new DfsReferralDataImpl();

    private static class CacheEntry<T> {