return "unknown";
    }

    private long extractNtStatus(Throwable cause) {
        if (cause instanceof SmbException) {
            return ((SmbException) cause).getNtStatus();
        }
        return 0;
    }

    private String extractServerMessage(Throwable cause) {
        if (cause instanceof SmbException) {
            // Try to get server message from SMB exception
            return cause.getMessage();

    assertThrows(IndexOutOfBoundsException.class, () -> iia3.subArray(1, 4));
  }

  /*
   * Whenever an implementation uses `instanceof` on a parameter instance, the test has to know that
   * (so much for "black box") and try instances that both do and don't pass the check. The "don't"
   * half of that is more awkward to arrange...
   */
  private static <T> Iterable<T> iterable(Collection<T> collection) {

        // Given & When
        Smb2LockResponse lockResponse = new Smb2LockResponse(mockConfig);

        // Then
        assertNotNull(lockResponse);
        // Verify it's an instance of ServerMessageBlock2Response
        assertTrue(lockResponse instanceof jcifs.internal.smb2.ServerMessageBlock2Response);
    }

    @Test
    @DisplayName("Constructor should handle null configuration")
    void testConstructorWithNullConfig() {

    }

    @Test
    void testLoadBalancerAccess() {
        ChannelLoadBalancer balancer = channelManager.getLoadBalancer();
        assertNotNull(balancer);

        // Should return same instance
        assertSame(balancer, channelManager.getLoadBalancer());
    }

    @Test
    void testChannelFailureHandling() throws UnknownHostException {

import com.google.common.annotations.Beta;
import com.google.common.base.Optional;
import com.google.errorprone.annotations.CanIgnoreReturnValue;

/**
 * A builder for constructing instances of {@link MutableNetwork} or {@link ImmutableNetwork} with
 * user-defined properties.
 *
 * <p>A {@code Network} built by this class has the following default properties:
 *
 * <ul>

import com.google.common.annotations.Beta;
import com.google.common.base.Optional;
import com.google.errorprone.annotations.CanIgnoreReturnValue;

/**
 * A builder for constructing instances of {@link MutableValueGraph} or {@link ImmutableValueGraph}
 * with user-defined properties.
 *
 * <p>A {@code ValueGraph} built by this class has the following default properties:
 *
 * <ul>

 * Provides functionality to store, retrieve, and manage failed crawling attempts
 * with their associated error information.
 */
public class FailureUrlService {

    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(FailureUrlService.class);

    /**
     * Default constructor.
     */
    public FailureUrlService() {
        // Default constructor

import org.apache.maven.artifact.versioning.OverConstrainedVersionException;
import org.apache.maven.artifact.versioning.VersionRange;
import org.apache.maven.project.MavenProject;

/**
 * Wraps an active project instance to be able to receive updates from its artifact without affecting the original
 * attributes of this artifact.
 *
 * TODO I think this exposes a design flaw in that the immutable and mutable parts of an artifact are in one class and

    assertThrows(IndexOutOfBoundsException.class, () -> iia3.subArray(1, 4));
  }

  /*
   * Whenever an implementation uses `instanceof` on a parameter instance, the test has to know that
   * (so much for "black box") and try instances that both do and don't pass the check. The "don't"
   * half of that is more awkward to arrange...
   */
  private static <T> Iterable<T> iterable(Collection<T> collection) {

    /** List of active crawler instances */
    private List<Crawler> crawlerList;

    /** Factory for creating document ingesters */
    private IngestFactory ingestFactory = null;

    /**
     * Default constructor for IndexUpdater.
     * Initializes a new instance with default settings.
     */
    public IndexUpdater() {
        super();
    }