Android获取系统的时间

Calendar c=Calendar.getInstance();

mYear=c.get(Calendar.YEAR);

mMonth=c.get(Calendar.MONTH);

mDay=c.get(Calendar.DAY_OF_MONTH);

mHour=c.get(Calendar.HOUR_OF_DAY);

mMinute=c.get(Calendar.MINUTE);

long time=System.currentTimeMillis();//取得系统的时间  单位是毫秒