*
 * @author mbechler
 *
 */
public class SmbUnsupportedOperationException extends SmbException {

    /**
     *
     */
    private static final long serialVersionUID = -5576981906065713710L;

    /**
     * Constructs a new SmbUnsupportedOperationException with a default message
     */
    public SmbUnsupportedOperationException() {

    @DisplayName("assertThrows captures and exposes the default message")
    void assertThrows_capturesDefaultMessage() {
        // Act & Assert
        SmbUnsupportedOperationException ex = assertThrows(SmbUnsupportedOperationException.class, () -> {
            throw new SmbUnsupportedOperationException();
        });
        assertEquals("Operation is not supported with the negotiated capabilities", ex.getMessage());
    }

    @Test

        Kerb5Authenticator auth = new Kerb5Authenticator((Subject) null);

        // Using an uppercase short name (no dot) must throw an unsupported operation
        SmbUnsupportedOperationException ex =
                assertThrows(SmbUnsupportedOperationException.class, () -> auth.createContext(tc, null, "SERVER", new byte[0], false));
        assertTrue(ex.getMessage().contains("Cannot use netbios/short names"));
    }

    @Test

            // Act + Assert: doEnum throws SmbUnsupportedOperationException which is returned as-is
            SmbUnsupportedOperationException ex =
                    assertThrows(SmbUnsupportedOperationException.class, () -> SmbEnumerationUtil.list(parent, "*", 0, null, null));
            // SmbUnsupportedOperationException is directly thrown, not wrapped
            assertNotNull(ex);
        }

        @Test

        verify(handle, never()).markClosed();
        verify(tree, never()).hasCapability(anyInt()); // not checked on SMB2
    }

    // SMB1 path: without CAP_NT_SMBS it should throw SmbUnsupportedOperationException
    @Test
    @DisplayName("watch() SMB1 without capability throws unsupported")
    void watch_smb1_noCapability_throwsUnsupported() throws Exception {
        when(handle.isValid()).thenReturn(true);

                    throw new SmbUnsupportedOperationException();
                }
                throw e;
            }
            try (SmbFile browser = (SmbFile) parent.resolve(addr.getHostAddress())) {
                try (SmbTreeHandleImpl th = browser.ensureTreeConnected()) {
                    if (th.isSMB2()) {
                        throw new SmbUnsupportedOperationException();
                    }

                    throw new SmbUnsupportedOperationException("Server does not support extended NTLMv2 key exchange");
                }

                if (!msg2.getFlag(NtlmFlags.NTLMSSP_NEGOTIATE_128)) {
                    throw new SmbUnsupportedOperationException("Server does not support 128-bit keys");
                }
            }

        if (sh.isSMB2() && dh.isSMB2() && sh.isSameTree(dh)) {
            try {
                serverSideCopy(src, dest, sh, dh, false);
                return;
            } catch (final SmbUnsupportedOperationException e) {
                log.debug("Server side copy not supported, falling back to normal copying", e);
            } catch (final CIFSException e) {
                log.warn("Server side copy failed", e);

        if (!this.smb2 || this.negotiated == null) {
            throw new SmbUnsupportedOperationException();
        }

        final Smb2NegotiateResponse resp = (Smb2NegotiateResponse) this.negotiated;
        if (!resp.getSelectedDialect().atLeast(DialectVersion.SMB311)) {
            throw new SmbUnsupportedOperationException();
        }

        MessageDigest dgst = switch (resp.getSelectedPreauthHash()) {

     */
    private void checkStatus() throws SmbException {
        final int status = this.response.getStatus();
        if (status == WinError.ERROR_SERVICE_NOT_INSTALLED) {
            throw new SmbUnsupportedOperationException();
        }
        if (status != WinError.ERROR_SUCCESS && status != WinError.ERROR_MORE_DATA) {
            throw new SmbException(status, true);
        }
    }