scanned.add(location.file());
    }

    // Scan all locations
    ImmutableSet.Builder<ResourceInfo> builder = ImmutableSet.builder();
    for (LocationInfo location : locations) {
      builder.addAll(location.scanResources(scanned));
    }
    return new ClassPath(builder.build());
  }

  /**
   * Returns all resources loadable from the current class path, including the class files of all

   * 1}, this method has the identical effect to {@link #add(Object)}. This method is functionally
   * equivalent (except in the case of overflow) to the call {@code
   * addAll(Collections.nCopies(element, occurrences))}, which would presumably perform much more
   * poorly.
   *
   * @param element the element to add occurrences of; may be null only if explicitly allowed by the

            for (ArtifactRepository aliasedRepo : aliasedRepos) {
                releasePolicies.add(aliasedRepo.getReleases());
                mirroredRepos.addAll(aliasedRepo.getMirroredRepositories());
            }

            ArtifactRepositoryPolicy releasePolicy = getEffectivePolicy(releasePolicies);

    } catch (UnsupportedOperationException | NullPointerException e) {
      // Expected.
    }
    assertInvariants(map);

    try {
      entrySet.addAll(singleton((Entry<K, V>) entryToAdd));
      fail("Expected UnsupportedOperationException or NullPointerException.");
    } catch (UnsupportedOperationException | NullPointerException e) {
      // Expected.
    }

   */
  @CanIgnoreReturnValue
  @Override
  public boolean add(E element) {
    offer(element);
    return true;
  }

  @CanIgnoreReturnValue
  @Override
  public boolean addAll(Collection<? extends E> newElements) {
    boolean modified = false;
    for (E element : newElements) {
      offer(element);
      modified = true;
    }
    return modified;
  }

  /**

      for (int i = 0; i < VALUES.length; i++) {
        List<Boolean> list = Booleans.asList(VALUES).subList(0, i);
        Collection<Boolean> misleadingSize = Helpers.misleadingSizeCollection(delta);
        misleadingSize.addAll(list);
        boolean[] arr = Booleans.toArray(misleadingSize);
        assertThat(arr).hasLength(i);
        for (int j = 0; j < i; j++) {
          assertThat(arr[j]).isEqualTo(VALUES[j]);
        }
      }

  @SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
  public static <E extends Comparable> TreeMultiset<E> create(Iterable<? extends E> elements) {
    TreeMultiset<E> multiset = create();
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  private final transient Reference<AvlNode<E>> rootReference;
  private final transient GeneralRange<E> range;
  private final transient AvlNode<E> header;

   */
  @CanIgnoreReturnValue
  @Override
  public boolean add(E element) {
    offer(element);
    return true;
  }

  @CanIgnoreReturnValue
  @Override
  public boolean addAll(Collection<? extends E> newElements) {
    boolean modified = false;
    for (E element : newElements) {
      offer(element);
      modified = true;
    }
    return modified;
  }

  /**

  @SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
  public static <E extends Comparable> TreeMultiset<E> create(Iterable<? extends E> elements) {
    TreeMultiset<E> multiset = create();
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  private final transient Reference<AvlNode<E>> rootReference;
  private final transient GeneralRange<E> range;
  private final transient AvlNode<E> header;

      for (int i = 0; i < VALUES.length; i++) {
        List<Float> list = Floats.asList(VALUES).subList(0, i);
        Collection<Float> misleadingSize = Helpers.misleadingSizeCollection(delta);
        misleadingSize.addAll(list);
        float[] arr = Floats.toArray(misleadingSize);
        assertThat(arr.length).isEqualTo(i);
        for (int j = 0; j < i; j++) {
          assertThat(arr[j]).isEqualTo(VALUES[j]);
        }
      }