assertFalse(target.isOpen());
        assertFalse(target.isStale());

        // After ensureOpen, handle valid -> open
        SmbFileHandleImpl fh = target.ensureOpen();
        assertSame(fileHandle, fh);
        assertTrue(target.isOpen());
        assertFalse(target.isStale());

        // If handle becomes invalid, reflect stale

    }
}

private void reconnectWithDurableHandle(HandleInfo handle) throws IOException {
    Smb2CreateRequest request = new Smb2CreateRequest();
    request.setPath(handle.path);
    request.addReconnectContext(handle.fileId);
    
    // Add lease context if needed
    if (handle.leaseKey != null) {
        request.addLeaseContext(handle.leaseKey, Smb2LeaseState.SMB2_LEASE_NONE, false);
    }
    

     *
     * @param handle the DCE/RPC handle for communication
     * @param server the server name (null defaults to local server)
     * @param access the desired access rights
     * @throws IOException if an I/O error occurs during handle creation
     */
    public SamrPolicyHandle(final DcerpcHandle handle, String server, final int access) throws IOException {
        this.handle = handle;
        if (server == null) {

    }

    /**
     * Sets the context handle for unregistration.
     *
     * @param contextHandle the context handle from registration
     */
    public void setContextHandle(byte[] contextHandle) {
        this.contextHandle = contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */
    public byte[] getContextHandle() {

/**
 * Handle for Security Account Manager (SAM) domain operations.
 * This class represents an open handle to a SAM domain and provides
 * operations for managing domain users, groups, and aliases.
 */
public class SamrDomainHandle extends rpc.policy_handle {

    DcerpcHandle handle;

    /**
     * Creates a new SAM domain handle.
     *
     * @param handle the DCE/RPC handle for communication

import jcifs.smb1.smb1.SmbException;

/**
 * Handle for Security Account Manager (SAM) policy operations.
 * This class represents an open handle to a SAM server and provides
 * high-level access to SAM database operations.
 */
public class SamrPolicyHandle extends rpc.policy_handle {

    DcerpcHandle handle;

    /**
     * Creates a new SAM policy handle.
     *
     * @param handle the DCE/RPC handle for communication

/**
 * Information about a durable or persistent SMB handle.
 * This class holds all the necessary information to reconnect
 * 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;

    /**

        when(nego.isSigningNegotiated()).thenReturn(true);

        assertEquals(1111, handle.getSendBufferSize());
        assertEquals(2222, handle.getReceiveBufferSize());
        assertEquals(3333, handle.getMaximumBufferSize());
        assertTrue(handle.areSignaturesActive());

        verify(session, times(4)).close();
        verify(transport, times(4)).close();
    }

        // Verify it's an instance of ServerMessageBlock2Response
        assertTrue(lockResponse instanceof jcifs.internal.smb2.ServerMessageBlock2Response);
    }

    @Test
    @DisplayName("Constructor should handle null configuration")
    void testConstructorWithNullConfig() {
        // Given & When
        Smb2LockResponse lockResponse = new Smb2LockResponse(null);

        // Then
        assertNotNull(lockResponse);
    }

            return CompletableFuture.failedFuture(new IOException("No durable handle available for reconnection: " + path));
        }

        log.debug("Starting reconnection for handle: {} (cause: {})", path, cause.getMessage());
        return attemptReconnect(info, 0, cause);
    }

    /**
     * Attempt to reconnect a specific handle
     * @param handleInfo the handle information