/**
     * Gets the last modified time.
     *
     * @return the last modified time in milliseconds since epoch
     */
    long lastModified();

    /**
     * Gets the last access time.
     *
     * @return the last access time in milliseconds since epoch
     */
    long lastAccess();

    /**
     * Gets the file size.
     *
     * @return the file size in bytes
     */
    long length();

     * @param tree
     * @param unc
     * @param options
     * @param attrs
     * @param access
     * @param flags
     * @param initialSize
     */
    public SmbFileHandleImpl(final Configuration cfg, final byte[] fid, final SmbTreeHandleImpl tree, final String unc, final int flags,
            final int access, final int attrs, final int options, final long initialSize) {
        this.cfg = cfg;
        this.fileId = fid;

        assertTrue(region.hasAccess(RdmaAccess.LOCAL_READ), "Should have local read access");
        assertTrue(region.hasAccess(RdmaAccess.LOCAL_WRITE), "Should have local write access");
        assertFalse(region.hasAccess(RdmaAccess.REMOTE_READ), "Should not have remote read access");

        // Test cleanup
        region.close();

     *
     * @param server the server name to connect to
     * @param access the desired access rights
     * @param policyHandle the policy handle to be populated
     */
    public MsrpcSamrConnect4(final String server, final int access, final SamrPolicyHandle policyHandle) {
        super(server, 2, access, policyHandle);
        this.ptype = 0;
        this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

     *
     * @param server the server name to connect to
     * @param access the desired access rights
     * @param policyHandle the policy handle to be populated
     */
    public MsrpcSamrConnect2(final String server, final int access, final SamrPolicyHandle policyHandle) {
        super(server, access, policyHandle);
        ptype = 0;
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

     * @param policyHandle the policy handle for this domain
     * @param access the desired access rights
     * @param sid the security identifier of the domain
     * @throws IOException if an I/O error occurs during handle creation
     */
    public SamrDomainHandle(final DcerpcHandle handle, final SamrPolicyHandle policyHandle, final int access, final rpc.sid_t sid)
            throws IOException {
        this.handle = handle;

    //                                                                      Access Context
    //                                                                      ==============
    /**
     * Creates a new access context arranger for database operations.
     * This method provides a dummy implementation as Fess does not use DBFlute extensively.
     *
     * @return a new access context arranger
     */
    @Override

        // Assert
        assertNotNull(handle);
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));
    }

    @Test
    void constructor_shouldHandleNullServerSuccessfully() throws IOException {
        // Arrange
        String server = null;
        int access = 123;

        doAnswer(invocation -> {

        when(mockProvider.registerMemory(any(ByteBuffer.class), any())).thenAnswer(invocation -> {
            ByteBuffer buffer = invocation.getArgument(0);
            EnumSet<RdmaAccess> access = invocation.getArgument(1);
            return new TcpMemoryRegion(buffer, access);
        });

        bufferManager = new RdmaBufferManager(mockProvider);
    }

    @AfterEach
    public void tearDown() throws Exception {

SMB Direct enables high-performance data transfer using Remote Direct Memory Access (RDMA) technology. This provides ultra-low latency and high bandwidth data transfer by bypassing the traditional TCP/IP stack and allowing direct memory-to-memory transfers between client and server.

## 2. Protocol Specification Reference

- **MS-SMBD**: SMB2 Remote Direct Memory Access (RDMA) Transport Protocol