定时器倒计时demo

/**
* 定时器倒计时demo
*/
import java.io.InputStream;
import java.util.Scanner;
import java.util.Timer;
import java.util.TimerTask;

class myTimerTask extends TimerTask{

public void run() {
// 执行的定时器任务
if(myJTimer.count <= 0) {
System.out.println("时间到了！");
myJTimer.timer.cancel(); //终止计时器线程
//this.runmasgsh();
//myJTimer.count = (long)(myJTimer.input*60);
}else {
System.out.println(" 时间剩余："+myJTimer.count + "秒");
myJTimer.count--;
}
}

// void runmasgsh() {
// String command = "masg.sh";
// Runtime run = Runtime.getRuntime();
// try {
// Process process = run.exec(command);
// InputStream in = process.getInputStream();
// while(in.read() != -1) {
// System.out.println(in.read());
// }
// in.close();
// process.waitFor();
// }catch(Exception e) {
// e.printStackTrace();
// }
// }
}

public class myJTimer {
static Timer timer;
public static long count;
public static float input;
public static void main(String [] args) {
Scanner sc = new Scanner(System.in);
System.out.println("请输入延时多少分钟：");
input = sc.nextFloat();
count = (long)(input * 60);
System.out.println("您输入的是："+count+"秒");

timer = new Timer();
timer.schedule(new myTimerTask(),0,1*1000);
}
}