School_Collection_Ex import java.util.*; public class SchoolManagerMap{ private HashMap map = new HashMap(); //추가 (key : id, value : Person객체) public void addPerson(Person person) throws DuplicatedIDException{ boolean b = map.containsKey(person.getId()); if(b){ throw new DuplicatedIDException(); } /* Person p = map.get(person.getId()); if(p!=null) throw new DuplicatedIDException(); */ map.put(person.getId(), person).. 더보기 이전 1 ··· 72 73 74 75 76 77 78 ··· 200 다음