/**

* 定時器倒計時demo

*/

import java.io.InputStream;

import java.util.Scanner;

import java.util.Timer;

import java.util.TimerTask;

class myTimerTask extends TimerTask{

public void run() {

// 執行的定時器任務

if(myJTimer.count <= 0) {

System.out.println("時間到了！");

myJTimer.timer.cancel(); //終止計時器線程

//this.runmasgsh();

//myJTimer.count = (long)(myJTimer.input*60);

}else {

System.out.println("\r\r時間剩余："+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("請輸入延時多少分鐘：");

input = sc.nextFloat();

count = (long)(input * 60);

System.out.println("您輸入的是："+count+"秒");

timer = new Timer();

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

}

}

總結

以上是生活随笔為你收集整理的java 定时器 倒计时_定时器倒计时demo的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。