Method removeAll

corpus/java/training/guava/collect/Iterables.java:137–142

Removes, from an iterable, every element that belongs to the provided collection. This method calls Collection#removeAll if iterable is a collection, and Iterators#removeAll otherwise. @param removeFrom the iterable to (potentially) remove elements from @param elementsTo

(Iterable<?> removeFrom, Collection<?> elementsToRemove)

   * @return {@code true} if any element was removed from {@code iterable}
   */
  @CanIgnoreReturnValue
  public static boolean removeAll(Iterable<?> removeFrom, Collection<?> elementsToRemove) {
    return (removeFrom instanceof Collection)
        ? ((Collection<?>) removeFrom).removeAll(checkNotNull(elementsToRemove))
        : Iterators.removeAll(removeFrom.iterator(), elementsToRemove);
  }

  /**
   * Removes, from an iterable, every element that does not belong to the