package com.robert.thread;
import java.util.Date;
public class TestThreadSleep implements Runnable{
public static void main(String[] args) {
TestThreadSleep runnable = new TestThreadSleep();
Thread thread = new Thread(runnable);
thread.start();
}
@Override
public void run() {
System.out.println("i am sleep for a while!");
try {
Date currentTime = new Date();
long startTime = currentTime.getTime();
Thread.sleep(4000);
currentTime = new Date();
long endTime = currentTime.getTime();
System.out.println("休眠时间为:"+(endTime-startTime)+"ms");
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}