*/
    int getType();

    /**
     * Unwraps this SID to the specified type.
     *
     * @param <T> the type to unwrap to
     * @param type the class of the type to unwrap to
     * @return unwrapped instance
     */
    <T> T unwrap(Class<T> type);

    original.put(1, "foo", 'a');
    assertSame(original.columnKeySet(), transpose.rowKeySet());
    assertSame(original.rowKeySet(), transpose.columnKeySet());
    assertSame(original.columnMap(), transpose.rowMap());
    assertSame(original.rowMap(), transpose.columnMap());
    assertSame(original.values(), transpose.values());
    assertEquals(original.row(1), transpose.column(1));
    assertEquals(original.row(2), transpose.column(2));

// the string as a value that satisfies error of type tagging.Error
func Errorf(format string, a ...any) error {
	return Error{err: fmt.Errorf(format, a...)}
}

// Unwrap the internal error.
func (e Error) Unwrap() error { return e.err }

// Error 'error' compatible method.
func (e Error) Error() string {
	if e.err == nil {
		return "replication: cause <nil>"
	}
	return e.err.Error()

    void testUnwrap() {
        // Test unwrap method for correct type casting
        mockName = new Name(mockConfig, "TEST", 0x20, null);
        NbtAddress nbtAddress = new NbtAddress(mockName, testAddressInt, false, NbtAddress.H_NODE);
        NbtAddress unwrapped = nbtAddress.unwrap(NbtAddress.class);
        assertNotNull(unwrapped);
        assertSame(nbtAddress, unwrapped);

    }

    @Test
    @DisplayName("unwrap: returns self for compatible type and throws for incompatible")
    @SuppressWarnings({ "rawtypes", "unchecked" })
    void testUnwrap() {
        SmbSessionImpl session = newSession();

        // Happy path: ask for SmbSession and SmbSessionInternal
        assertSame(session, session.unwrap(SmbSessionInternal.class));

 *
 * @author mbechler
 *
 */
public interface Address {

    /**
     * Unwrap the address to a specific type
     *
     * @param <T> the type to unwrap to
     * @param type the target type to unwrap to
     * @return instance for type, null if the type cannot be unwrapped
     */
    <T extends Address> T unwrap(Class<T> type);

    /**
     * Gets the host name of this address.
     *

        jcifs.SID mockSid2 = mock(jcifs.SID.class);
        jcifs.SID mockSid3 = mock(jcifs.SID.class);
        when(mockSid1.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid2.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid3.unwrap(sid_t.class)).thenReturn(mockSidT);
        testSids = new jcifs.SID[] { mockSid1, mockSid2, mockSid3 };

        // Act

  }

  @LazyInit private transient @Nullable RowMap rowMap;

  @Override
  public Map<R, Map<C, @Nullable V>> rowMap() {
    RowMap map = rowMap;
    return (map == null) ? rowMap = new RowMap() : map;
  }

  @WeakOuter
  private final class RowMap extends ArrayMap<R, Map<C, @Nullable V>> {
    private RowMap() {
      super(rowKeyToIndex);
    }

    @Override

            address.toInetAddress();
            address.unwrap(Address.class);
        }, "All Address interface methods should be callable");
    }

    @Test
    @DisplayName("unwrap method should return correct type when supported")
    void testUnwrapMethodContract() throws Exception {
        // Given
        when(mockAddress.unwrap(Address.class)).thenReturn(mockAddress);

        // When & Then

                            .unwrap(SmbTransportInternal.class);
                    final SmbTransportInternal trans = this.exclusiveTransport;
                    try (SmbSessionInternal smbSession = trans.getSmbSession(this.ctx, host, targetDomain).unwrap(SmbSessionInternal.class);
                            SmbTreeImpl uct = smbSession.getSmbTree(share, null).unwrap(SmbTreeImpl.class);