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package multiplethread;import java.util.ArrayList;import java.util.Collections;import java.util.List;public class TestThread { public static void main(String[] args) { List<Integer> list1 = new ArrayList<>(); List<Integer> list2 = Collections.synchronizedList(list1); } } |
原文：https://www.cnblogs.com/chinaifae/p/10193716.html