Method removeAll

output/java_guava/1.4.17/Iterables.java:145–150

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)

   */

  @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