获取当前系统时间最近12月的年月（含当月）

获取当前系统时间最近12月的年月（含当月）

public static List getLatest12Month(){
   String[] latest12Months = new String[12];
   Calendar cal = Calendar.getInstance();
   List listX = new ArrayList();
   //要先+1,才能把本月的算进去
   cal.set(Calendar.MONTH, cal.get(Calendar.MONTH)+1);
   for(int i=0; i<12; i++){
      //逐次往前推1个月
      cal.set(Calendar.MONTH, cal.get(Calendar.MONTH)-1);
      latest12Months[11-i] = cal.get(Calendar.YEAR)+ "-" +fillZero(cal.get(Calendar.MONTH)+1);
      listX.add(latest12Months[11-i]);
   }
   return listX;
}
public static String fillZero(int i){
   String month = "";
   if(i<10){
      month = "0" + i;
   }else{
      month = String.valueOf(i);
   }
   return month;
}