UnsupportedOperationException ex = assertThrows(UnsupportedOperationException.class, it::remove);
        assertEquals("remove", ex.getMessage());
    }

    @Nested
    @DisplayName("Invalid constructor inputs")
    class InvalidInputs {
        @Test
        @DisplayName("Null delegate causes NullPointerException during construction")
        void nullDelegate_throwsNPE() throws Exception {

import jakarta.servlet.http.HttpServletRequest;

/**
 * Admin action for Search List.
 *
 */
public class AdminSearchlistAction extends FessAdminAction {

    /**
     * Default constructor.
     */
    public AdminSearchlistAction() {
        super();
    }

    /** Role name for admin search list operations */
    public static final String ROLE = "admin-searchlist";

   *
   * <p>To update this field correctly the lock must be held to guarantee that the state is
   * consistent.
   */
  private volatile StateSnapshot snapshot = new StateSnapshot(NEW);

  /** Constructor for use by subclasses. */
  protected AbstractService() {}

  /**
   * This method is called by {@link #startAsync} to initiate service startup. The invocation of

        super.setUp(testInfo);
        aggregateLogJob = new AggregateLogJob();
    }

    @Test
    public void test_constructor() {
        // Test default constructor
        AggregateLogJob job = new AggregateLogJob();
        assertNotNull(job);
    }

    @Test
    public void test_execute_success() {
        // Setup mock SearchLogHelper that succeeds

        super.setUp(testInfo);
        namingConvention = new MockNamingConvention();
        pagerCreator = new PagerCreator(namingConvention);
    }

    // Test constructor initialization
    @Test
    public void test_constructor() {
        // Verify suffix is set correctly
        assertEquals(PagerCreator.SUFFIX, "Pager");

        // Verify name suffix is set

   */
  public static <E extends Enum<E>> EnumMultiset<E> create(Iterable<E> elements) {
    Iterator<E> iterator = elements.iterator();
    checkArgument(iterator.hasNext(), "EnumMultiset constructor passed empty Iterable");
    EnumMultiset<E> multiset = new EnumMultiset<>(iterator.next().getDeclaringClass());
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  /**

 * in SMB protocol format, handling endianness and data type conversions.
 *
 * @author mbechler
 */
public class SMBUtil {

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private SMBUtil() {
    }

    /**
     * Writes a 16-bit integer value to a byte array in little-endian format
     * @param val the value to write

        when(tc.getConfig()).thenReturn(config);
        when(config.isAllowNTLMFallback()).thenReturn(true);
        when(config.isUseRawNTLM()).thenReturn(false);

        // Enable NTLM fallback by providing NTLM creds in constructor
        Kerb5Authenticator auth = new Kerb5Authenticator(new Subject(), "DOM", "user", "pass");
        auth.setForceFallback(true);

    /**
     * The flag to check if the data store is alive.
     * Volatile to ensure visibility across threads.
     */
    protected volatile boolean alive = true;

    /**
     * Default constructor.
     */
    public AbstractDataStore() {
        // nothing
    }

    /**
     * Register this data store.
     */
    public void register() {

 */
public class CrawlingInfoPager implements Serializable {

    /**
     * Creates a new pager instance with default settings.
     */
    public CrawlingInfoPager() {
        // Default constructor
    }

    private static final long serialVersionUID = 1L;

    /**
     * Default page size for pagination.
     */
    public static final int DEFAULT_PAGE_SIZE = 20;

    /**