ThreadLocale的使用. 用完变量需要remove
Join 方法的使用,t2 会等待 t1完成, 在开始执行
public static void main(String[] args){
Thread t1 = new Thread(new JoinThread());
Thread t2 = new Thread(()->{
try {
t1.join();
} catch (InterruptedException e) {
e.printStackTrace();
}
for (int i = 0; i <1000 ; i++) {
System.out.println(Thread.currentThread().getName() + " " + i);
}
});
t1.start();
t2.start();
}
@Override
public void run() {
for (int i = 0; i <1000 ; i++) {
System.out.println(Thread.currentThread().getName() + " " + i);
}
}