import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;
import jcifs.internal.smb2.session.Smb2SessionSetupRequest;

/**
 * Manages SMB3 Multi-Channel connections
 */
public class ChannelManager {

    private static final Logger log = LoggerFactory.getLogger(ChannelManager.class);

    private final CIFSContext context;
    private final SmbSession session;
    private final Map<String, ChannelInfo> channels;

        channelManager = new ChannelManager(mockContext, mockSession);
    }

    @Test
    void testConstructor() {
        assertNotNull(channelManager);
        assertFalse(channelManager.isUseMultiChannel());
        assertEquals(0, channelManager.getChannels().size());
        assertNotNull(channelManager.getLoadBalancer());
    }

    @Test

        // Mock context and session for ChannelManager
        when(mockContext.getConfig()).thenReturn(multiConfig);
        when(mockSession.getSessionKey()).thenReturn(new byte[16]);

        channelManager = new ChannelManager(mockContext, mockSession);
    }

    @Test
    void testMultiChannelInitialization() throws Exception {
        // Test that ChannelManager initializes properly
        assertNotNull(channelManager);

    multiChannelSupported = true;
    
    // Initialize channel manager
    channelManager = new ChannelManager(context, this);
    channelManager.initializeMultiChannel();
}

public SmbTransport selectTransport(SMBMessage message) {
    if (channelManager != null && channelManager.isMultiChannelEnabled()) {
        ChannelInfo channel = channelManager.selectChannel(message);
        return channel.getTransport();
    }
    

     */
    public boolean isUseMultiChannel() {
        return channelManager != null && channelManager.isUseMultiChannel();
    }

    /**
     * Get the channel manager
     *
     * @return channel manager instance
     */
    public ChannelManager getChannelManager() {
        return channelManager;
    }

    /**
     * Get the lease manager for SMB3 lease support

import jcifs.internal.smb2.io.Smb2ReadRequest;

/**
 * Unit tests for ChannelLoadBalancer
 */
@ExtendWith(MockitoExtension.class)
class ChannelLoadBalancerTest {

    @Mock
    private ChannelManager mockChannelManager;

    @Mock
    private SmbTransport mockTransport1;

    @Mock
    private SmbTransport mockTransport2;

    @Mock
    private CommonServerMessageBlock mockMessage;

 */
public class ChannelLoadBalancer {

    private final ChannelManager manager;
    private LoadBalancingStrategy strategy;
    private final AtomicInteger roundRobinCounter;

    /**
     * Create channel load balancer
     *
     * @param manager channel manager
     */
    public ChannelLoadBalancer(ChannelManager manager) {
        this.manager = manager;

    private final ChannelManager manager;
    private final ExecutorService executor;
    private final ConcurrentMap<String, FailoverState> failoverStates;

    /**
     * Create channel failover handler
     *
     * @param manager channel manager
     */
    public ChannelFailover(ChannelManager manager) {
        this.manager = manager;

/**
 * Unit tests for ChannelFailover
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class ChannelFailoverTest {

    @Mock
    private ChannelManager mockChannelManager;

    @Mock
    private ChannelLoadBalancer mockLoadBalancer;

    @Mock
    private SmbTransport mockTransport;

    @Mock
    private SmbTransport mockNewTransport;

    @Mock

Multi-channel enables using multiple network connections for improved performance and reliability.

#### 3.1 Core Multi-Channel Infrastructure
```
Package: jcifs.internal.smb2.multichannel
├── ChannelManager.java           - Manage multiple channels per session
├── ChannelBinding.java           - Channel binding and security
├── ChannelSequence.java          - Request sequencing across channels