log.error("Witness registration failed: {}", registration.getRegistrationId(), error);
    }
    
    @Override
    public void onRegistrationExpired(WitnessRegistration registration) {
        log.warn("Witness registration expired: {}", registration.getRegistrationId());
        // Could attempt re-registration here
    }
}

     *
     * @param registration the witness registration
     */
    private void startAsyncNotificationMonitoring(WitnessRegistration registration) {
        String registrationId = registration.getRegistrationId();

        CompletableFuture<Void> asyncTask = CompletableFuture.runAsync(() -> {
            byte[] contextHandle = registration.getContextHandle();

        // Whitespace
        testRule.setRuleId("  rule with spaces  ");
        assertEquals("  rule with spaces  ", testRule.getRuleId());
    }

    /**
     * Test multiple registrations of same rule
     */
    public void test_multipleRegistrations() {
        testRule.setRuleId("multiRegRule");

        // Register multiple times
        testRule.register(0);
        testRule.register(0);

        }
    }

    /**
     * Performs witness registration.
     *
     * @param request the registration request
     * @return the registration response
     * @throws IOException if the RPC call fails
     */
    public WitnessRegisterResponse register(WitnessRegisterRequest request) throws IOException {

        WitnessRegistration registration = future.get(5, TimeUnit.SECONDS);

        assertNotNull(registration);
        assertEquals(WitnessRegistrationState.REGISTERED, registration.getState());
        assertEquals("\\\\server\\share", registration.getShareName());
        assertEquals(serverAddress, registration.getServerAddress());

    }

    /**
     * Test the complete workflow of witness registration, notification, and cleanup
     */
    @Test
    void testCompleteWitnessWorkflow() throws Exception {
        // Simulate complete witness workflow

        // 1. Service discovery and registration
        assertEquals(0, mockService.getRegistrationCount());

        String regId =

├── WitnessRegistration.java     - Client registration with witness
├── WitnessNotification.java     - Notification handling
├── ResourceChange.java          - Resource change events
└── WitnessTransport.java       - Witness-specific RPC transport
```

#### 6.2 Implementation Tasks
- [ ] Implement Witness RPC protocol
- [ ] Create witness service discovery
- [ ] Implement client registration
- [ ] Add notification callback mechanism

    RDMA_WRITE,          // Remote direct write operations  
    RDMA_SEND_RECEIVE,   // Traditional send/receive with RDMA
    MEMORY_REGISTRATION, // Dynamic memory registration
    FAST_REGISTRATION   // Fast memory region registration
}

public class RdmaCapabilities {
    // RDMA transform capabilities
    public static final int SMB_DIRECT_RESPONSE_REQUESTED = 0x00000001;
    
    // Default RDMA settings

        FunCustodial.checkSpecifiedProperty(this, propertyName, __specifiedProperties);
    }

    protected void registerSpecifiedProperty(String propertyName) { // basically called by modified property registration
        if (__specifiedProperties != null) { // normally false, true if e.g. setting after selected
            __specifiedProperties.addPropertyName(propertyName);
        }
    }

        FunCustodial.checkSpecifiedProperty(this, propertyName, __specifiedProperties);
    }

    protected void registerSpecifiedProperty(String propertyName) { // basically called by modified property registration
        if (__specifiedProperties != null) { // normally false, true if e.g. setting after selected
            __specifiedProperties.addPropertyName(propertyName);
        }
    }