#### 2.2 Implementation Tasks
- [ ] Implement persistent/durable handle contexts
- [ ] Add handle GUID generation and tracking
- [ ] Implement handle state serialization
- [ ] Create reconnection logic with handle replay
- [ ] Add timeout management for durable handles
- [ ] Implement handle lease association
- [ ] Add persistent handle capability negotiation
- [ ] Create handle cache for reconnection

#### 2.3 Integration Points

            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act
        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, server, access);

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

    @Test

         *
         * @param handle the policy handle to close
         */
        public LsarClose(final rpc.policy_handle handle) {
            this.handle = handle;
        }

        @Override
        public void encode_in(final NdrBuffer _dst) throws NdrException {
            handle.encode(_dst);
        }

        @Override

            throw new IOException("Witness async notify RPC failed", e);
        }
    }

    /**
     * Generates a registration ID from context handle and share name.
     *
     * @param contextHandle the context handle
     * @param shareName the share name
     * @return the registration ID
     */
    private String generateRegistrationId(byte[] contextHandle, String shareName) {

                }
                policyHandle = new LsaPolicyHandle(handle, "\\\\" + server, 0x00000800);
                SID.resolveSids(handle, policyHandle, sids);
            } finally {
                if (handle != null) {
                    if (policyHandle != null) {
                        policyHandle.close();
                    }
                    handle.close();
                }
            }
        }
    }

     * @param tc
     *            the CIFS context for this handle
     */
    public DcerpcHandle(final CIFSContext tc) {
        this.transportContext = tc;
        this.binding = null;
    }

    /**
     * Constructs a DcerpcHandle with the specified CIFS context and binding
     *
     * @param tc
     *            the CIFS context for this handle
     * @param binding

            SIDCacheImpl cache = new SIDCacheImpl(mock(CIFSContext.class));
            DcerpcHandle handle = mock(DcerpcHandle.class);
            LsaPolicyHandle policy = mock(LsaPolicyHandle.class);
            jcifs.SID[] none = new jcifs.SID[0];

            cache.resolveSids(handle, policy, none);
            verify(handle, times(1)).sendrecv(any(jcifs.dcerpc.msrpc.MsrpcLookupSids.class));
        }
    }

        // When
        request.setSessionBinding(false);

        // Then
        assertFalse((boolean) sessionBindingField.get(request));
    }

    @Test
    @DisplayName("Should handle chain operation correctly")
    void testChain() {
        // Given
        ServerMessageBlock2 nextMessage = mock(ServerMessageBlock2.class);

        // When
        boolean result = request.chain(nextMessage);

        // Assert
        assertEquals(level1, queryPolicy1.level);
        assertEquals(level2, queryPolicy2.level);
        assertSame(mockPolicyHandle, queryPolicy1.handle);
        assertSame(mockPolicyHandle2, queryPolicy2.handle);
        assertSame(mockNdrObject, queryPolicy1.info);
        assertSame(mockNdrObject2, queryPolicy2.info);
    }

    @Test
    void constructor_shouldInitializeRetvalToZero() {

        }

        @Test
        @DisplayName("Should handle null file ID in setter")
        void testSetNullFileId() {
            assertDoesNotThrow(() -> request.setFileId(null));
        }

        @Test
        @DisplayName("Should handle various file ID sizes")
        void testVariousFileIdSizes() {
            byte[] shortFileId = new byte[8];