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//比对时间。
public static String CompareTime(String stime){
String returntime = null;
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date curDate = new Date(System.currentTimeMillis());//获取当前时间
String str = format.format(curDate);
Date d1 = null;
Date d2 = null;
try {
d1 = format.parse(dateStart);
d2 = format.parse(str);
//毫秒ms
long diff = d2.getTime() - d1.getTime();
long diffSeconds = diff / 1000 % 60;
long diffMinutes = diff / (60 * 1000) % 60;
long diffHours = diff / (60 * 60 * 1000) % 24;
long diffDays = diff / (24 * 60 * 60 * 1000);
if(diffDays>0){//天
returntime = String.valueOf(diffDays)+"天前";
}else if(diffHours>0){//小时
returntime = String.valueOf(diffHours)+"小时前";
}else if(diffMinutes>0){//分钟
returntime = String.valueOf(diffMinutes)+"分钟前";
}else if(diffSeconds>0){
returntime = String.valueOf(diffSeconds)+"秒前";
}
} catch (Exception e) {
e.printStackTrace();
}
return returntime;
}
对比时间返回时间差
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原文地址：http://www.cnblogs.com/pastor/p/5156787.html
