return clientFactory.getClient(url);
    }

    /**
     * Checks if the content has been updated since the last crawl.
     * @param client The crawler client.
     * @param urlQueue The URL queue entry.
     * @return true if content is updated, false otherwise.
     */
    protected boolean isContentUpdated(final CrawlerClient client, final UrlQueue<?> urlQueue) {

    }

    // PUT /api/admin/duplicatehost/setting
    /**
     * Updates an existing duplicate host setting.
     *
     * @param body duplicate host setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute
    public JsonResponse<ApiResult> put$setting(final EditBody body) {
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.EDIT;

     * Stores (inserts or updates) a duplicate host configuration.
     *
     * <p>This method immediately refreshes the index to ensure the change is visible.
     * If the configuration already exists (based on ID), it will be updated;
     * otherwise, a new configuration will be created.</p>
     *
     * @param duplicateHost the duplicate host configuration to store
     * @throws IllegalArgumentException if duplicateHost is null
     */

 * Subclasses can create domtrip Editors from Documents as needed:
 * <pre>
 * Editor editor = new Editor(document);
 * // ... perform domtrip operations ...
 * // Document is automatically updated
 * </pre>
 */
public abstract class AbstractUpgradeStrategy implements UpgradeStrategy {

    /**
     * Template method that handles common logging and error handling.

		keys = append(keys, parseKey(entries[i]))
	}

	return keys
}

// list will read all entries from disk.
// Entries are returned sorted by modtime, oldest first.
// Underlying entry list in store is *not* updated.
func (store *QueueStore[_]) list() ([]os.DirEntry, error) {
	files, err := os.ReadDir(store.directory)
	if err != nil {
		return nil, err
	}

	// Sort the entries.
	sort.Slice(files, func(i, j int) bool {

            result.setSortOrder(DfTypeUtil.toInteger(source.get("sortOrder")));
            result.setTimeToLive(DfTypeUtil.toInteger(source.get("timeToLive")));
            result.setUpdatedBy(DfTypeUtil.toString(source.get("updatedBy")));
            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));
            result.setUrls(DfTypeUtil.toString(source.get("urls")));

    private
    fun getMergedContributorPullRequests(pageNumber: Int): List<GitHubPullRequest> {
        val uri = "https://api.github.com/search/issues?q=is:pr+is:merged+repo:gradle/gradle+label:%22from:contributor%22&sort=updated&order=desc&per_page=$PAGE_SIZE&page=$pageNumber"
        return invokeGitHubApi(uri, GitHubPullRequestSearchResult::class.java).items
    }

    public static final String ERRORS_APP_DB_ALREADY_DELETED = "{errors.app.db.already.deleted}";

    /** The key of the message: It may have been updated by another process. Please try again. */
    public static final String ERRORS_APP_DB_ALREADY_UPDATED = "{errors.app.db.already.updated}";

    /** The key of the message: The data already exists. Please try again. */

            result.setSortOrder(DfTypeUtil.toInteger(source.get("sortOrder")));
            result.setTimeToLive(DfTypeUtil.toInteger(source.get("timeToLive")));
            result.setUpdatedBy(DfTypeUtil.toString(source.get("updatedBy")));
            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));
            result.setVirtualHosts(toStringArray(source.get("virtualHosts")));
            return updateEntity(source, result);

    }

    /**
     * Updates an existing key match setting.
     *
     * @param body the key match data to update
     * @return JSON response containing the updated key match setting ID
     */
    // PUT /api/admin/keymatch/setting
    @Execute
    public JsonResponse<ApiResult> put$setting(final EditBody body) {
        validateApi(body, messages -> {});