/** {@inheritDoc} */ @Override public boolean addAll(@Nullable Collection<? extends E> c) { boolean res = false; if (!F.isEmpty(c)) { assert c != null; for (E e : c) { res |= add(e); } } return res; }
/** {@inheritDoc} */ @Override public boolean addAll(@Nullable Collection<? extends E> c) { boolean res = false; if (!F.isEmpty(c)) { assert c != null; for (E e : c) { res |= add(e); } } return res; }