List<ProducedArtifact> artifacts = getArtifacts();
        return artifacts.size() == 2 ? Optional.of(artifacts.get(1)) : Optional.empty();
    }

    /**
     * {@return the project artifacts as immutable list}. Elements are the project POM artifact and the artifact
     * produced by this project build, if applicable. Hence, the returned list may have one or two elements

    }

    /**
     * Gets the list of page numbers for pagination navigation.
     *
     * @return list of page numbers
     */
    public List<Integer> getPageNumberList() {
        return pageNumberList;
    }

    /**
     * Sets the list of page numbers for pagination navigation.
     *
     * @param pageNumberList list of page numbers
     */

		{"test-bucket-list-object", "", "", "", 5, resultCases[1], nil, true},
		{"test-bucket-list-object", "", "", "", 4, resultCases[2], nil, true},
		{"test-bucket-list-object", "", "", "", 3, resultCases[3], nil, true},
		{"test-bucket-list-object", "", "", "", 1, resultCases[4], nil, true},
		// Testing with prefix (25-28).
		{"test-bucket-list-object", "new", "", "", 3, resultCases[5], nil, true},

    private static final long serialVersionUID = 1L;

    /** Total content size of all documents in this list */
    private long contentSize = 0;

    /** Total processing time for all documents in this list */
    private long processingTime = 0;

    /**
     * Default constructor for DocList.
     * Creates a new empty document list with zero content size and processing time.
     */
    public DocList() {
        super();
    }

      args.add(generateDummyArg(param, generator));
    }
    Object instance = createInstance(factory, args);
    List<Object> equalArgs = generateEqualFactoryArguments(factory, params, args);
    // Each group is a List of items, each item has a list of factory args.
    List<List<List<Object>>> argGroups = new ArrayList<>();
    argGroups.add(ImmutableList.of(args, equalArgs));
    EqualsTester tester =

     * {@link #create(Object...)}.
     */
    protected abstract List<Short> create(Short[] elements);

    @Override
    public Short[] createArray(int length) {
      return new Short[length];
    }

    /** Returns the original element list, unchanged. */
    @Override
    public List<Short> order(List<Short> insertionOrder) {
      return insertionOrder;
    }
  }

     * {@link #create(Object...)}.
     */
    protected abstract List<Long> create(Long[] elements);

    @Override
    public Long[] createArray(int length) {
      return new Long[length];
    }

    /** Returns the original element list, unchanged. */
    @Override
    public List<Long> order(List<Long> insertionOrder) {
      return insertionOrder;
    }
  }

     * {@link #create(Object...)}.
     */
    protected abstract List<Short> create(Short[] elements);

    @Override
    public Short[] createArray(int length) {
      return new Short[length];
    }

    /** Returns the original element list, unchanged. */
    @Override
    public List<Short> order(List<Short> insertionOrder) {
      return insertionOrder;
    }
  }

  /*
   * Previously we had a field named list that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of list or collection but not both.
   */
  protected final List<E> getList() {
    return (List<E>) collection;
  }

  /**
   * {@inheritDoc}
   *

        }
    }

    /**
     * Adds all Fess configuration properties to the command list.
     * Properties starting with the Fess config prefix are included.
     *
     * @param cmdList the command list to add properties to
     */
    protected void addFessConfigProperties(final List<String> cmdList) {
        System.getProperties()
                .keySet()
                .stream()