java获取两小时后的时间

public static void main(String[] args) {
		long currentTime = System.currentTimeMillis() ;
		System.out.print("      当前时间:");
		System.out.println(new SimpleDateFormat("yyyyMMddHHmmss").format(currentTime));
		currentTime +=120*60*1000;
		Date date=new Date(currentTime);
		SimpleDateFormat dateFormat = new SimpleDateFormat(
				"yyyyMMddHHmmss");
		System.out.print("2小时后时间:");
		System.out.println(dateFormat.format(date));
	}

运行效果：