public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }

        if (MetadataGraphNode.class.isAssignableFrom(obj.getClass())) {
            MetadataGraphNode node2 = (MetadataGraphNode) obj;

            if (node2.metadata == null) {
                return metadata == null;
            }

            return metadata != null && metadata.toString().equals(node2.metadata.toString());

        @Test
        @DisplayName("toString should handle null fields")
        void testToString_NullFields() {
            // Given
            CIFSContext mockContext = createMockContext();
            Type2Message message = new Type2Message(mockContext, Type2Message.NTLMSSP_NEGOTIATE_UNICODE, null, null);
            message.setContext(null);
            message.setTargetInformation(null);

            // When

            _dst.enc_ndr_referent(stores, 1);

            if (path != null) {
                _dst = _dst.deferred;
                _dst.enc_ndr_string(path);

            }
            if (comment != null) {
                _dst = _dst.deferred;
                _dst.enc_ndr_string(comment);

            }
            if (stores != null) {
                _dst = _dst.deferred;

                    && targ.getMechanismListMIC() != null) {
                // this indicates that mechlistMIC is required by the server
                verifyMechListMIC(targ.getMechanismListMIC());
                return new NegTokenTarg(NegTokenTarg.UNSPECIFIED_RESULT, null, null, calculateMechListMIC());
            }

        // Simulate successful RPC call
        doAnswer(invocation -> {
            MsrpcSamrOpenDomain rpc = invocation.getArgument(0);
            rpc.retval = 0; // Success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrOpenDomain.class));

        // Act
        SamrDomainHandle handle = new SamrDomainHandle(mockDcerpcHandle, mockPolicyHandle, access, mockSid);

        // Assert

    public void insert(final OpenSearchUrlQueue urlQueue) {
        try {
            super.insert(urlQueue, urlQueue.getId() == null ? OpType.CREATE : OpType.INDEX);
        } catch (final OpenSearchAccessException e) {
            final Throwable cause = e.getCause();
            if (cause != null && "VersionConflictEngineException".equals(cause.getClass().getSimpleName())) {
                if (logger.isDebugEnabled()) {

            request = mock(CommonServerMessageBlock.class);
            response = mock(CommonServerMessageBlock.class);
        }

        @Test
        @DisplayName("Should reject null data buffer in sign method")
        void testSignNullDataBuffer() {
            assertThrows(IllegalArgumentException.class, () -> digest.sign(null, 0, 100, request, response),

        }
        return rule;
    }

    public static UserDictionary getUserDictionary(Environment env, Settings settings) {
        if (settings.get(USER_DICT_PATH_OPTION) != null && settings.get(USER_DICT_RULES_OPTION) != null) {
            throw new IllegalArgumentException(
                    "It is not allowed to use [" + USER_DICT_PATH_OPTION + "] in conjunction" + " with [" + USER_DICT_RULES_OPTION + "]");
        }

            initProtocolVersions((DialectVersion) null, null);
        }

        if (this.disallowCompound == null) {
            // Samba woes on these
            // Smb2SessionSetupRequest + X -> INTERNAL_ERROR
            // Smb2TreeConnectRequest + IoCtl -> NETWORK_NAME_DELETED
            this.disallowCompound = new HashSet<>(Arrays.asList("Smb2SessionSetupRequest", "Smb2TreeConnectRequest"));

 * a handle after network failures or server reboots.
 */
public class HandleInfo implements Serializable {

    private static final long serialVersionUID = 1L;

    /**
     * The full path to the file or directory associated with this handle
     */
    private final String path;

    /**
     * The create GUID used to uniquely identify this handle for reconnection
     */