deleteOldDocs();
                }
            }
        }

        /**
         * Deletes old documents from the search index.
         * This method removes documents that were indexed in previous
         * crawling sessions for the same data configuration, keeping
         * only the documents from the current session.
         *
         * <p>The deletion process:</p>
         * <ul>

        assertNotEquals(l1, l5);

        // Force address resolution failure -> fallback to server name compare
        // Use a fresh context to avoid affecting previous tests
        CIFSContext ctx2 = mock(CIFSContext.class);
        Configuration config2 = mock(Configuration.class);
        Credentials creds2 = mock(Credentials.class);

        Smb2SessionSetupRequest request = new Smb2SessionSetupRequest(context, 0x03, // SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED
                0, // Capabilities
                0L, // Previous session ID (0 for binding)
                bindingHash // Security buffer contains the binding information
        );

        // Set the session ID of the existing session
        request.setSessionId(getSessionId());

    /**
     * Replaces the value of the entry with a new value.
     *
     * @param entry
     *            the entry
     * @param value
     *            the new value for the entry
     * @return the previous value of the entry
     */
    protected V swapValue(final Entry<K, V> entry, final V value) {
        final V old = entry.value;
        entry.value = value;
        return old;
    }

    /**

        protected int pageCount;
        /**
         * Indicates if there is a next page of search results.
         */
        protected boolean nextPage;
        /**
         * Indicates if there is a previous page of search results.
         */
        protected boolean prevPage;
        /**
         * The starting record number for the current page of search results.
         */

        prp.list(out);
    }

    /**
     * Add a property.
     *
     * @param key the property key
     * @param value the property value
     * @return the previous value of the property, or null if it did not have one
     */

    public static Object setProperty(final String key, final String value) {
        return prp.setProperty(key, value);
    }

    /**

    /**
     * Flag indicating this is an asynchronous command.
     */
    public static final int SMB2_FLAGS_ASYNC_COMMAND = 0x00000002;
    /**
     * Flag indicating this operation is related to the previous operation in a compound request.
     */
    public static final int SMB2_FLAGS_RELATED_OPERATIONS = 0x00000004;
    /**
     * Flag indicating the message is signed.
     */

     */
    public interface CircuitBreakerListener {
        /**
         * Called when circuit state changes
         *
         * @param circuitBreaker the circuit breaker
         * @param fromState previous state
         * @param toState new state
         */
        void onStateChange(SmbCircuitBreaker circuitBreaker, State fromState, State toState);

        /**
         * Called when a request succeeds

        // Simple connectivity test
        return client != null && client.isConnected();
    }
    
    private void reregisterNotifications() {
        // Re-register all previous registrations
        // Implementation would store registration details for recovery
    }
}
```

### 8.2 Network Partition Handling
```java
public class WitnessNetworkPartitionHandler {

    protected String[] supportedLanguages;

    /** A list of shutdown hooks to be executed on system shutdown. */
    protected List<Runnable> shutdownHookList = new ArrayList<>();

    /** The previous state of the cluster. */
    protected AtomicInteger previousClusterState = new AtomicInteger(0);

    /** The version of the Fess application. */
    protected String version;

    /** The major version number. */