*/
    public OptionalEntity<FailureUrl> getFailureUrl(final String id) {
        return failureUrlBhv.selectByPK(id);
    }

    /**
     * Stores or updates a failure URL entity in the data store.
     *
     * @param failureUrl the FailureUrl entity to store or update
     */
    public void store(final FailureUrl failureUrl) {

        failureUrlBhv.insertOrUpdate(failureUrl, op -> {

     */
    public OptionalEntity<RelatedQuery> getRelatedQuery(final String id) {
        return relatedQueryBhv.selectByPK(id);
    }

    /**
     * Stores (inserts or updates) a related query in the database.
     * After storing, the related query helper is updated to refresh the cache.
     *
     * @param relatedQuery the RelatedQuery entity to store
     */
    public void store(final RelatedQuery relatedQuery) {

  /**
   * Computes the function of current and new value. Subclasses should open-code this update
   * function for most uses, but the virtualized form is needed within retryUpdate.
   *
   * @param currentValue the current value (of either base or a cell)
   * @param newValue the argument from a user update call
   * @return result of the update function
   */
  abstract long fn(long currentValue, long newValue);

  /**

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

    /**
     * Executes the label update job.
     * Processes documents in the search index and updates their label fields.
     *
     * @return execution result message
     */
    public String execute() {

    }

    /**
     * Updates the general system configuration settings.
     *
     * @param form the edit form containing updated settings
     * @return HTML response after updating settings
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {

    /** Fess configuration for system settings */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Retrieves a paginated list of users based on the provided pager criteria.
     * Updates the pager with pagination information including total count and page navigation.
     *
     * @param userPager the pager containing search criteria and pagination settings
     * @return a list of users matching the criteria

   * value.
   */
  @CanIgnoreReturnValue
  public long getAndAdd(K key, long delta) {
    return getAndAccumulate(key, delta, Long::sum);
  }

  /**
   * Updates the value currently associated with {@code key} with the specified function, and
   * returns the new value. If there is not currently a value associated with {@code key}, the
   * function is applied to {@code 0L}.
   *

   * byte read.
   */
  @Override
  @CanIgnoreReturnValue
  public int read() throws IOException {
    int b = in.read();
    if (b != -1) {
      hasher.putByte((byte) b);
    }
    return b;
  }

  /**
   * Reads the specified bytes of data from the underlying input stream and updates the hasher with
   * the bytes read.
   */

    return toString;
  }

  /** Hasher that updates a checksum. */
  private final class ChecksumHasher extends AbstractByteHasher {
    private final Checksum checksum;

    private ChecksumHasher(Checksum checksum) {
      this.checksum = checkNotNull(checksum);
    }

    @Override
    protected void update(byte b) {
      checksum.update(b);
    }

    @Override

 * Provides methods for user management and authentication operations.
 */
public interface AuthenticationChain {

    /**
     * Updates an existing user in the authentication chain.
     * @param user The user to update.
     */
    void update(User user);

    /**
     * Deletes a user from the authentication chain.
     * @param user The user to delete.
     */
    void delete(User user);