▣ Java_소스코드_자료구조형 클래스의 상속구조, list, map, set, collection Class Base Class Base Interface 중복 순서 정렬 Thread-safe ArrayList AbstractList List Yes Yes No No LinkedList AbstractSequentialList List;Deque Yes Yes No No Vector AbstractList List Yes Yes No Yes HashSet AbstractSet Set No No No No LinkedHashSet HashSet Set No Yes No No TreeSet AbstractSet Set;NavigableSet;SortedSet No Yes Yes No HashMap Abst..