TimeUtil.java

package com.BeeFramework.Utils;

import java.math.BigDecimal;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.List;

/**
 * User: howie
 * Date: 13-5-11
 * Time: 下午4:09
 */
public class TimeUtil {

    public static String timeAgo(String timeStr) {
        Date date = null;
        try {
            SimpleDateFormat format = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss zzz");
            date = format.parse(timeStr);
        } catch (ParseException e) {
            e.printStackTrace();
            return "";
        }


        long timeStamp = date.getTime();

        Date currentTime = new Date();
        long currentTimeStamp = currentTime.getTime();
        long seconds = (currentTimeStamp - timeStamp) / 1000;

        long minutes = Math.abs(seconds / 60);
        long hours = Math.abs(minutes / 60);
        long days = Math.abs(hours / 24);


        if (seconds < 60) {
            return "刚刚";
        } else if (seconds < 120) {
            return "1分钟前";
        } else if (minutes < 60) {
            return minutes + "分钟前";
        } else if (minutes < 120) {
            return "1小时前";
        } else if (hours < 24) {
            return hours + "小时前";
        } else if (hours < 24 * 2) {
            return "1天前";
        } else if (days < 30) {
            return days + "天前";
        } else if (days < 365) {
            return new BigDecimal(days / 30).setScale(0, BigDecimal.ROUND_HALF_UP) + "个月前";
        } else {
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy年MM月dd日");
            String dateString = formatter.format(date);
            return dateString;
        }

    }

}