Method remove

output/java_guava/1.4.17/TreeMultiset.java:278–302

(@Nullable Object element, int occurrences)

  }

  @CanIgnoreReturnValue
  @Override
  public int remove(@Nullable Object element, int occurrences) {
    checkNonnegative(occurrences, "occurrences");
    if (occurrences == 0) {
      return count(element);
    }
    AvlNode<E> root = rootReference.get();
    int[] result = new int[1]; // used as a mutable int reference to hold result
    AvlNode<E> newRoot;
    try {
      @SuppressWarnings("unchecked")
      E e = (E) element;
      if (!range.contains(e) || root == null) {
        return 0;
      }
      newRoot = root.remove(comparator(), e, occurrences, result);
    } catch (ClassCastException e) {
      return 0;
    } catch (NullPointerException e) {
      return 0;
    }
    rootReference.checkAndSet(root, newRoot);
    return result[0];
  }

  @CanIgnoreReturnValue
  @Override