final byte[] adjustedNonce;
            if (nonce.length == 12) {
                adjustedNonce = nonce;
            } else {
                // Fallback for compatibility
                adjustedNonce = new byte[12];
                System.arraycopy(nonce, 0, adjustedNonce, 0, Math.min(12, nonce.length));
            }

        log.warn("Network partition detected - witness notifications may be delayed");
        
        // Switch to more aggressive connection retry
        // Increase heartbeat frequency
        // Consider fallback mechanisms
    }
    
    public void handlePartitionRecovery() {
        log.info("Network partition recovered - resuming normal witness operations");
        
        // Restore normal operation parameters

    } catch (TimeoutException e) {
        // Force lease release if break handling times out
        releaseLease(key);
        log.warn("Lease break timeout for key: {}", key);
    }
}
```

### 10.2 Fallback to Oplocks
```java
if (!context.getConfig().isUseLeases() || !session.supports(SMB3_0)) {
    // Fall back to traditional oplock mechanism
    useOplockInstead();
}
```

## 11. Monitoring and Metrics

     */
    int getLanManCompatibility();

    /**
     *
     * Property {@code jcifs.smb.allowNTLMFallback} (boolean, default true)
     *
     * @return whether to allow fallback from kerberos to NTLM
     */
    boolean isAllowNTLMFallback();

    /**
     * Property {@code jcifs.smb.useRawNTLM} (boolean, default false)
     *

            } finally {
                SMailCallbackContext.clearPreparedMessageHookOnThread();
            }
        }
    }

    /**
     * Retrieves a value from a map with a default fallback.
     *
     * @param dataMap the map to retrieve the value from
     * @param key the key to look up
     * @param defaultValue the default value to return if key is not found or value is blank

         * Login with no credentials
         */
        NULL,
        /**
         * Guest authentication
         *
         * Allows login with invalid credentials (username and/or password)
         * Fallback to anonymous authentication is permitted
         */
        GUEST,
        /**
         * Regular user authentication
         */
        USER
    }

                // Add SMB3 features support with error handling for compatibility
                SmbSessionImpl session = h.getSession();

                // Enable lease support if available, with fallback for compatibility
                boolean leasesAdded = false;
                if (config.isUseLeases() && h.isSMB3()) {
                    try {

            return result;
        } catch (Exception e) {
            log.warn("Failed to create fresh context, using singleton", e);
            try {
                // Fallback to singleton with fresh auth
                NtlmPasswordAuthentication auth =
                        new NtlmPasswordAuthentication(SingletonContext.getInstance(), WORKGROUP, USERNAME, PASSWORD);

        }
    }

    /**
     * Flushes configuration files to the search engine and executes a callback.
     *
     * @param callback the callback to execute after flushing
     */
    public void flushConfigFiles(final Runnable callback) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final String fesenType = fessConfig.getFesenType();

            Consumer<RESPONSE> callback;
            while ((callback = doneCallbacks.poll()) != null) {
                executeCallbacks.add(callback);
            }
        }
        if (executeCallbacks.size() > 0) {
            try {
                executeCallbacks.stream().forEach(callback -> callback.accept(response));
            } catch (final Exception ignore) {}
        }