* </p>
     *
     * @param jarFile the Jar file (must not be {@literal null})
     * @param prefix the prefix that the resource name to traverse must contain (must not be {@literal null}).
     *               If not empty, must end with a slash ('/')
     * @param handler the handler to process classes (must not be {@literal null})
     */

  public void testOffer_nullUnsupported() {
    assertThrows(NullPointerException.class, () -> getQueue().offer(null));
    expectUnchanged();
    expectNullMissingWhenNullUnsupported("Should not contain null after unsupported offer(null)");
  }

          /*
           * standardToArray returns `@Nullable Object[]` rather than `Object[]` but only because it
           * can be used with collections that may contain null. This collection is a collection of
           * non-null Entry objects (Entry objects that might contain null values but are not
           * themselves null), so we can treat it as a plain `Object[]`.
           */
          @SuppressWarnings("nullness")

          /*
           * standardToArray returns `@Nullable Object[]` rather than `Object[]` but only because it
           * can be used with collections that may contain null. This collection is a collection of
           * non-null Entry objects (Entry objects that might contain null values but are not
           * themselves null), so we can treat it as a plain `Object[]`.
           */
          @SuppressWarnings("nullness")

 * that define search behaviors and request handling.
 */
public class UploadForm {

    /**
     * The multipart file containing the search request configurations to be uploaded.
     * This file should contain search request definitions and configurations.
     */
    @Required
    public MultipartFormFile requestFile;

    /**
     * Default constructor for UploadForm.
     * Creates a new instance with default values.

 */
public class UploadForm {

    /**
     * The multipart file containing the elevate word configurations to be uploaded.
     * This file should contain definitions for words or documents that should be elevated in search results.
     */
    @Required
    public MultipartFormFile elevateWordFile;

    /**
     * Default constructor for UploadForm.

/**
 * Utility class for managing render data in web responses.
 * This class provides methods to register values in RenderData objects with proper handling
 * of Entity objects and Collections that may contain Entity objects.
 *
 */
public class RenderDataUtil {

    /**
     * Default constructor.
     */
    private RenderDataUtil() {
        // Default constructor
    }

    /**

 * the JDK collection types and the Guava collection types (listed below).
 *
 * <h2>Collection types</h2>
 *
 * <dl>
 *   <dt>{@link Multimap}
 *   <dd>A new type, which is similar to {@link java.util.Map}, but may contain multiple entries
 *       with the same key. Some behaviors of {@link Multimap} are left unspecified and are provided
 *       only by the subtypes mentioned below.
 *   <dt>{@link ListMultimap}

 * the JDK collection types and the Guava collection types (listed below).
 *
 * <h2>Collection types</h2>
 *
 * <dl>
 *   <dt>{@link Multimap}
 *   <dd>A new type, which is similar to {@link java.util.Map}, but may contain multiple entries
 *       with the same key. Some behaviors of {@link Multimap} are left unspecified and are provided
 *       only by the subtypes mentioned below.
 *   <dt>{@link ListMultimap}

        // Then
        String toString = provider.toString();
        assertNotNull(toString);
        assertTrue("toString should contain TimeZone ID", toString.contains(FessUserTimeZoneProcessProvider.centralTimeZone.getID()));
        // The provider's toString might not contain the exact class name
        // Just verify it's not null and contains some meaningful info