SearchEngineClient searchEngineClient = new SearchEngineClient() {
            @Override
            public PingResponse ping() {
                throw new RuntimeException("Connection failed");
            }
        };

        SystemHelper systemHelper = new SystemHelper() {
            @Override
            public String getHostname() {
                return "test-hostname";

     * Default buffer size for change notification responses.
     */
    int DEFAULT_NOTIFY_BUF_SIZE = 1024;

    /**
     * Default maximum number of sessions per transport connection.
     */
    int DEFAULT_SSN_LIMIT = 250;
    /**
     * Default connection timeout in milliseconds.
     */
    int DEFAULT_CONN_TIMEOUT = 35000;

    /**
     * No flags set in SMB header.
     */
    int FLAGS_NONE = 0x00;
    /**

    "--user-agent",
  ).help(
    "User-Agent to send to server",
  ).default(NAME + "/" + versionString())

  val connectTimeout: Int by option(
    "--connect-timeout",
  ).help(
    "Maximum time allowed for connection (seconds)",
  ).int()
    .default(DEFAULT_TIMEOUT)

  val readTimeout: Int by option("--read-timeout")
    .help("Maximum time allowed for reading data (seconds)")
    .int()
    .default(DEFAULT_TIMEOUT)

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Unit tests for {@link Handler}.
 *
 * Tests the SMB URL handler implementation including:
 * - Default port configuration
 * - URL connection opening
 * - URL creation and parsing
 */
public class HandlerTest {

    private final Handler handler = new Handler();

    @BeforeAll
    static void setupProtocolHandler() {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.connection

import assertk.assertThat
import assertk.assertions.containsExactlyInAnyOrder
import assertk.assertions.isFalse
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isTrue

          else -> "GET"
        },
        body,
      ),
  )

  init {
    val connectionHeader = headers["Connection"]
    require(body == null || !"upgrade".equals(connectionHeader, ignoreCase = true)) {
      "expected a null request body with 'Connection: upgrade'"
    }
  }

  fun header(name: String): String? = headers[name]

  fun headers(name: String): List<String> = headers.values(name)

    int RPC_PT_CANCEL = 0x12;
    /**
     * Acknowledgment packet type
     */
    int RPC_PT_ACK = 0x13;
    /**
     * Reject packet type
     */
    int RPC_PT_REJECT = 0x14;
    /**
     * Connection-oriented cancel packet type
     */
    int RPC_PT_CO_CANCEL = 0x15;
    /**
     * Orphaned packet type
     */
    int RPC_PT_ORPHANED = 0x16;

    // RPC_C_PF_ flags (packet flags)
    /**

    if (witnessClient != null) {
        witnessClient.close();
    }
    super.logoff();
}
```

### 5.2 Tree Connection Integration
```java
// In SmbTree.java
public void connectWithWitnessSupport() throws IOException {
    // Perform normal tree connection
    super.connect();
    
    // Register for witness notifications for this share
    if (session.isWitnessEnabled()) {

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;

      HandshakeCertificates certificates = new HandshakeCertificates.Builder()
              .addTrustedCertificate((X509Certificate) isgCertificate)
              // Uncomment to allow connection to any site generally, but will cause
              // noticeable memory pressure in Android apps.
//              .addPlatformTrustedCertificates()
              .build();