public static final int SMB2_IMPERSONATION_LEVEL_DELEGATE = 0x3;

    /**
     * Enable other opens for read access
     */
    public static final int FILE_SHARE_READ = 0x1;

    /**
     * Enable other opens for write access
     */
    public static final int FILE_SHARE_WRITE = 0x2;

    /**
     * Enable other opens for delete access
     */
    public static final int FILE_SHARE_DELETE = 0x4;

    /**

            // Expected
        }

        assertEquals(SimpleCircuitBreaker.State.OPEN, circuitBreaker.getState());
    }

    @Test
    @DisplayName("Test reset functionality")
    void testReset() {
        // Open the circuit
        circuitBreaker.tripBreaker();
        assertEquals(SimpleCircuitBreaker.State.OPEN, circuitBreaker.getState());

        // Reset
        circuitBreaker.reset();

     * Opens an input stream reading the file (read only)
     *
     * @param sharing
     *            flags indicating for which operations others may open the file (FILE_SHARING_*)
     *
     * @return input stream, needs to be closed when finished
     * @throws CIFSException if an error occurs accessing the resource
     */
    InputStream openInputStream(int sharing) throws CIFSException;

    /**

        // Act + Assert (no exception expected)
        assertDoesNotThrow(() -> SmbCopyUtil.copyFile(src, dest, buffers, 1, new WriterThread(), sh, dh));

        // Verify that server-side path engaged at least the initial opens
        verify(src, times(1)).openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt());
        verify(dest, times(1)).openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt());
    }

    }

    @Test
    public void testCircuitResetsAfterTimeout() throws Exception {
        // Open the circuit
        circuitBreaker.trip();
        assertEquals(State.OPEN, circuitBreaker.getState(), "Circuit should be OPEN");

        // Wait for reset timeout
        Thread.sleep(1100);

    /**
     * Constructs a new Handler.
     */
    public Handler() {
        // Default constructor
    }

    /**
     * Opens a connection to the storage URL.
     *
     * @param u The URL to open a connection to
     * @return A new StorageURLConnection instance
     * @throws IOException If the connection cannot be opened
     */
    @Override

        assertTrue(ex2.getMessage().contains("Already closed"));
    }

    @Test
    @DisplayName("ensureOpen opens SMB2 via UNC path and marks open")
    void ensureOpen_smb2_opens() throws Exception {
        // Arrange
        SmbPipeHandleImpl handle = newHandleWithBasicStubs(0, "\\\\pipe\\\\foo");

        if (len <= 0) {
            return 0;
        }
        final long start = fp;

        // ensure file is open
        if (!file.isOpen()) {
            file.open(openFlags, 0, SmbFile.ATTR_NORMAL, options);
        }

        int r, n;
        final SmbComReadAndXResponse response = new SmbComReadAndXResponse(b, off);
        do {

     *
     * @param name the circuit breaker name
     * @param failureThreshold number of consecutive failures to open circuit
     * @param successThreshold number of successes in half-open to close circuit
     * @param timeoutMillis timeout before attempting to close open circuit
     */
    public SimpleCircuitBreaker(String name, int failureThreshold, int successThreshold, long timeoutMillis) {
        this.name = name;

     *
     * @see jcifs.SmbPipeHandle#isStale()
     */
    @Override
    public boolean isStale() {
        return !this.open || this.handle != null && !this.handle.isValid();
    }

    @Override
    public synchronized SmbFileHandleImpl ensureOpen() throws CIFSException {
        if (!this.open) {
            throw new SmbException("Pipe handle already closed");
        }

        if (!isOpen()) {