/**
 * Implementation of the {@link UrlQueue} interface.
 * This class represents a URL to be crawled, storing its ID, session ID,
 * HTTP method, URL, metadata, encoding, parent URL, depth, last modified time,
 * creation time, and weight.
 *
 * @param <IDTYPE> the type of the identifier for the URL queue entry
 */
public class UrlQueueImpl<IDTYPE> implements UrlQueue<IDTYPE> {

     */
    public static final String PARENT_URL = "parentUrl";

    /**
     * Field name for depth.
     */
    public static final String DEPTH = "depth";

    /**
     * Field name for last modified timestamp.
     */
    public static final String LAST_MODIFIED = "lastModified";

    /**
     * Field name for creation time.
     */
    public static final String CREATE_TIME = "createTime";

    /**

    public String id;

    /**
     * The version number of the user for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the user hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

   * {@code null}; it may either return a non-null value or throw an exception.
   *
   * <p>No observable state associated with this cache is modified until loading completes.
   *
   * @throws ExecutionException if a checked exception was thrown while loading the value
   * @throws UncheckedExecutionException if an unchecked exception was thrown while loading the

        StopwordsItem updateItem = new StopwordsItem(1, "the");
        updateItem.setNewInput("modified");

        StopwordsFile.StopwordsUpdater updater = stopwordsFile.new StopwordsUpdater(updateItem);

        StopwordsItem result = updater.write(originalItem);
        assertNotNull(result);
        assertEquals("modified", result.getInput());

        updater.close();
    }

    /**
     * The version number of the duplicate host configuration for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     * Creates a new {@link StemmerOverrideFile} instance.
     *
     * @param id        The unique identifier for the dictionary file.
     * @param path      The file path of the dictionary.
     * @param timestamp The last modified timestamp of the file.
     * @return A new {@link StemmerOverrideFile} associated with the dictionary manager.
     */
    @Override

// The responses for fetching the object when If-Modified-Since
// and If-Unmodified-Since headers set are validated.
// If-Modified-Since - Return the object only if it has been modified since the specified time, else return a 304 (not modified).
// If-Unmodified-Since - Return the object only if it has not been modified since the specified time, else return a 412 (precondition failed).

import jakarta.validation.constraints.Size;

/**
 * Form class for creating protected words dictionary entries.
 * Protected words are terms that should not be modified or analyzed during
 * text processing, preserving their original form in search indexes.
 *
 */
public class CreateForm {

    /**
     * Creates a new CreateForm instance.
     */
    public CreateForm() {

    public String id;

    /**
     * The version number of the scheduler for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the scheduler hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;