import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicLong;

import jcifs.SmbTransport;
import jcifs.internal.CommonServerMessageBlock;

/**
 * Information about a multi-channel connection
 */
public class ChannelInfo {

    private final String channelId;
    private volatile SmbTransport transport;
    private final NetworkInterfaceInfo localInterface;

        }
    }

    private void attemptRecoveryWithTransport(ChannelInfo channel, FailoverState state, SmbTransport newTransport) {
        try {
            log.info("Attempting to recover channel {}", channel.getChannelId());

            // Disconnect existing transport
            SmbTransport oldTransport = channel.getTransport();
            if (oldTransport != null) {
                try {

    void unwrapBehavior() {
        // Happy paths
        SmbTransport asIface = transport.unwrap(SmbTransport.class);
        assertSame(transport, asIface);
        SmbTransportInternal asInternal = transport.unwrap(SmbTransportInternal.class);
        assertSame(transport, asInternal);

        // Invalid type should throw
        class OtherTransport implements SmbTransport {
            @Override

@ExtendWith(MockitoExtension.class)
class ChannelLoadBalancerTest {

    @Mock
    private ChannelManager mockChannelManager;

    @Mock
    private SmbTransport mockTransport1;

    @Mock
    private SmbTransport mockTransport2;

    @Mock
    private CommonServerMessageBlock mockMessage;

    private ChannelLoadBalancer loadBalancer;
    private ChannelInfo channel1;
    private ChannelInfo channel2;

    @BeforeEach

    }
}
```

### 4.2 Channel Information
```java
package jcifs.internal.smb2.multichannel;

import jcifs.smb.SmbTransport;
import java.util.concurrent.atomic.AtomicLong;

public class ChannelInfo {
    private final String channelId;
    private final SmbTransport transport;
    private final NetworkInterfaceInfo localInterface;
    private final NetworkInterfaceInfo remoteInterface;

class SmbComNegotiateResponseTest {

    private SmbTransport.ServerData serverData;
    private SmbComNegotiateResponse response;

    @BeforeEach
    void setUp() throws UnknownHostException {
        // To instantiate the non-static inner class ServerData, we need an instance of the outer class SmbTransport.
        UniAddress uniAddress = new UniAddress(InetAddress.getByName("127.0.0.1"));

        final UniAddress dc = new UniAddress(addr);
        final SmbTransport trans = SmbTransport.getSmbTransport(dc, 0);
        if (USERNAME == null) {
            trans.connect();
            if (LogStream.level >= 3) {
                SmbTransport.log.println("""
                        Default credentials (jcifs.smb1.smb1.client.username/password)\

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.smb;

import jcifs.CIFSException;
import jcifs.SmbSession;
import jcifs.SmbTransport;
import jcifs.SmbTree;

/**
 * Internal SMB session interface providing extended session management capabilities.
 * Defines methods for internal session operations and state management.
 *
 * @author mbechler

    @Mock
    private ChannelManager mockChannelManager;

    @Mock
    private ChannelLoadBalancer mockLoadBalancer;

    @Mock
    private SmbTransport mockTransport;

    @Mock
    private SmbTransport mockNewTransport;

    @Mock
    private CommonServerMessageBlock mockOperation;

    private ChannelFailover failover;
    private ChannelInfo failedChannel;

    @BeforeEach

import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

class SmbComSessionSetupAndXTest {

    @Mock
    private SmbSession mockSession;
    @Mock
    private SmbTransport mockTransport;
    @Mock
    private ServerMessageBlock mockAndx;
    @Mock
    private NtlmPasswordAuthentication mockAuth;

    private SmbComSessionSetupAndX setupAndX;

    @BeforeEach