Generic Method의 사용
# Main.java import java.util.Arrays;import java.util.HashSet;import java.util.Set; public class Main { public static Set union(Set s1, Set s2) {Set result = new HashSet(s1);result.addAll(s2);return result; } public static void main(String[] args) {Set guys = new HashSet(Arrays.asList("Tom", "Dick", "Harry"));Set numbers = new HashSet(Arrays.asList("1", "2", "3"));Set mix = union(guys, numbers);S..
Java
2016. 7. 25. 20:09