static <E> ImmutableList<E> unsafeDelegateList(List<? extends E> list) {
    switch (list.size()) {
      case 0:
        return of();
      case 1:
        return of(list.get(0));
      default:
        @SuppressWarnings("unchecked")
        List<E> castedList = (List<E>) list;
        return new RegularImmutableList<E>(castedList);
    }
  }
static <E> ImmutableList<E> unsafeDelegateList(List<? extends E> list) {
    switch (list.size()) {
      case 0:
        return of();
      case 1:
        return of(list.get(0));
      default:
        @SuppressWarnings("unchecked")
        List<E> castedList = (List<E>) list;
        return new RegularImmutableList<E>(castedList);
    }
  }
static < E > ImmutableList < E > unsafeDelegateList ( List < ? extends E > list ) { switch ( list . size ( ) ) { case 0 : return of ( ) ; case 1 : return of ( list . get ( 0 ) ) ; default : @ SuppressWarnings ( "unchecked" ) List < E > castedList = ( List < E > ) list ; return new RegularImmutableList < E > ( castedList ) ; } }
are guaranteed to be non-null.
are guaranteed to be non - null .