* to the original. The following heuristics are used:
   *
   * <ul>
   *   <li>empty string becomes .
   *   <li>. stays as .
   *   <li>fold out ./
   *   <li>fold out ../ when possible
   *   <li>collapse multiple slashes
   *   <li>delete trailing slashes (unless the path is just "/")
   * </ul>
   *
   * <p>These heuristics do not always match the behavior of the filesystem. In particular, consider

  private void assertEqualsSame(String expected, String in, String out) {
    if (expected.equals(in)) {
      assertSame(in, out);
    } else {
      assertEquals(expected, out);
    }
  }

  // Test collapse() a little differently than the rest, as we really want to
  // cover lots of different configurations of input text
  public void testCollapse() {
    // collapsing groups of '-' into '_' or '-'

transition($transition-fade);\n\n  &:not(.show) {\n    opacity: 0;\n  }\n}\n\n// scss-docs-start collapse-classes\n.collapse {\n  &:not(.show) {\n    display: none;\n  }\n}\n\n.collapsing {\n  height: 0;\n  overflow: hidden;\n  @include transition($transition-collapse);\n\n  &.collapse-horizontal {\n    width: 0;\n    height: auto;\n    @include transition($transition-collapse-width);\n  }\n}\n// scss-docs-end collapse-classes\n","// The dropdown wrapper (`<div>`)\n.dropup,\n.dropend,\n.dropdown,\n.dropst...

                }
            });
        }

        /**
         * Gets the collapse builder for result grouping.
         *
         * @param fessConfig the Fess configuration
         * @return the collapse builder
         */
        protected CollapseBuilder getCollapseBuilder(final FessConfig fessConfig) {

labels.default_sort_value=Default Sort Value
labels.virtual_host_value=Virtual Host
labels.append_query_param_enabled=Append Search Parameters
labels.login_required=Login Required
labels.result_collapsed=Collapse Duplicate Results
labels.login_link=Show Login Link
labels.thumbnail=Show Thumbnail
labels.ignore_failure_type=Ignore Failure Types
labels.failure_count_threshold=Failure Count Threshold

   * to the original. The following heuristics are used:
   *
   * <ul>
   *   <li>empty string becomes .
   *   <li>. stays as .
   *   <li>fold out ./
   *   <li>fold out ../ when possible
   *   <li>collapse multiple slashes
   *   <li>delete trailing slashes (unless the path is just "/")
   * </ul>
   *
   * <p>These heuristics do not always match the behavior of the filesystem. In particular, consider

    /** The key of the message: Login Required */
    public static final String LABELS_login_required = "{labels.login_required}";

    /** The key of the message: Collapse Duplicate Results */
    public static final String LABELS_result_collapsed = "{labels.result_collapsed}";

    /** The key of the message: Show Login Link */

   * an edge connecting node A to node B if this {@link Network} has an edge connecting A to B.
   *
   * <p>If this network {@link #allowsParallelEdges() allows parallel edges}, parallel edges will be
   * treated as if collapsed into a single edge. For example, the {@link #degree(Object)} of a node
   * in the {@link Graph} view may be less than the degree of the same node in this {@link Network}.
   */
  Graph<N> asGraph();

  //

   * @param isFinalPart Is this the final (rightmost) domain part?
   * @return Whether the part is valid
   */
  private static boolean validatePart(String part, boolean isFinalPart) {

    // These tests could be collapsed into one big boolean expression, but
    // they have been left as independent tests for clarity.

    if (part.length() < 1 || part.length() > MAX_DOMAIN_PART_LENGTH) {
      return false;
    }

    /*

 * to implement the related methods as well. Finally, two collection views are provided: {@link
 * #elementSet} contains the distinct elements of the multiset "with duplicates collapsed", and
 * {@link #entrySet} is similar but contains {@link Entry Multiset.Entry} instances, each providing
 * both a distinct element and the count of that element.
 *