public class Utill {

    public String TimeString(Date currentTime, Date beginTime){

        /*默认为毫秒，除以1000是为了转换成秒*/

        long interval=(currentTime.getTime()-beginTime.getTime())/1000;//秒

        if(interval<0){

            interval=-interval;

        }

        long temp=0;

        String result;

        if(interval<60){

            return result="just";

        }else if((temp = interval/60)<60){

            return result=temp+(temp==1?" minute ago":" minutes ago");

        }else if((temp = temp/60) <24){

            return result=temp+(temp==1?" hour ago":" hours ago");

        }else if((temp = temp/24) <30){

            return result=temp+(temp==1?" day ago":" days ago");

        }else if((temp = temp/30) <12){

            return result=temp+(temp==1?" month ago":" months ago");

        }else{

            temp = temp/12;

            result=temp+(temp==1?" year ago":" years ago");

        }

        return result;

    }

/*if(interval<60){

            return result="刚刚";

        }else if((temp = interval/60)<60){

            return result=temp+"分钟前";

        }else if((temp = temp/60) <24){

            result = temp+"小时前";

        }else if((temp = temp/24) <30){

            result = temp+"天前";

        }else if((temp = temp/30) <12){

            result = temp+"月前";

        }else{

            temp = temp/12;

            result = temp+"年前";

        }*/