for (int i = 0; i < numNodesToRemove; ++i) {
        assertThat(network.removeNode(nodeList.get(i))).isTrue();
      }

      assertThat(network.nodes()).hasSize(NUM_NODES - numNodesToRemove);
      // Number of edges remaining is unknown (node's incident edges have been removed).
      AbstractNetworkTest.validateNetwork(network);

      for (int i = numNodesToRemove; i < NUM_NODES; ++i) {

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asListHtml();
    }

    /**
     * Show the list page.
     * @param pageNumber The page number.
     * @param form The search form.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final Integer pageNumber, final SearchForm form) {

    public HtmlResponse index() {
        saveToken();
        return asListHtml();
    }

    /**
     * Displays the failure URL list page with pagination support.
     *
     * @param pageNumber the page number to display
     * @param form the search form containing filter criteria
     * @return HTML response for the failure URL list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })

        saveToken();
        return asListHtml();
    }

    /**
     * Displays the job log list with pagination.
     *
     * @param pageNumber the page number
     * @param form the search form
     * @return HTML response for the list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })

    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;
    }

    /**
     * Gets the current page number being displayed.
     * If current page number is not set or is invalid, returns the default current page number.
     *
     * @return current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {

     */
    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;
    }

    /**
     * Gets the current page number.
     * If current page number is not set or is invalid, returns the default current page number.
     *
     * @return the current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {

  protected abstract <E extends Comparable<? super E>> Set<E> of();

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e);

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e1, E e2);

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e1, E e2, E e3);

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e1, E e2, E e3, E e4);

    private static final long serialVersionUID = 1L;

    /**
     * Default current page number for pagination.
     */
    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    /**
     * Total number of records in the result set.
     */
    private int allRecordCount;

    /**
     * Total number of pages available for pagination.
     */
    private int allPageCount;

    /**

    }

    /**
     * Sets the number of records to display per page.
     *
     * @param pageSize the page size
     */
    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;
    }

    /**
     * Gets the current page number being displayed.
     * If the current page number is not set or is invalid, returns the default page number.
     *
     * @return the current page number

   * in the manner of {@link Number#longValue}.
   *
   * <p>Elements are copied from the argument collection as if by {@code collection.toArray()}.
   * Calling this method is as thread-safe as calling that method.
   *
   * @param collection a collection of {@code Number} instances