TimeUtil.java
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package com.naji.xiaotao.util;
import java.text.SimpleDateFormat;
import java.util.Date;
public class TimeUtil {
/**
* 日期格式化
*
* @return
*/
public static String DateformatTime(Date date) {
//SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
//转换为日期
long time = date.getTime();
if (isThisYear(date)) {//今年
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("HH:mm");
if (isToday(date)) { //今天
int minute = minutesAgo(time);
if (minute < 60) {//1小时之内
if (minute <= 1) {//一分钟之内，显示刚刚
return "刚刚";
} else {
return minute + "分钟前";
}
} else {
return simpleDateFormat.format(date);
}
} else {
if (isYestYesterday(date)) {//昨天，显示昨天
return "昨天 " + simpleDateFormat.format(date);
} else if (isThisWeek(date)) {//本周,显示周几
String weekday = null;
if (date.getDay() == 1) {
weekday = "周一";
}
if (date.getDay() == 2) {
weekday = "周二";
}
if (date.getDay() == 3) {
weekday = "周三";
}
if (date.getDay() == 4) {
weekday = "周四";
}
if (date.getDay() == 5) {
weekday = "周五";
}
if (date.getDay() == 6) {
weekday = "周六";
}
if (date.getDay() == 0) {
weekday = "周日";
}
return weekday + " " + simpleDateFormat.format(date);
} else {
SimpleDateFormat sdf = new SimpleDateFormat("MM-dd HH:mm");
return sdf.format(date);
}
}
} else {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
return sdf.format(date);
}
}
/**
* String型时间戳格式化
*
* @return
*/
public static String LongFormatTime(String time) {
//SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
//转换为日期
Date date = new Date();
date.setTime(Long.parseLong(time));
if (isThisYear(date)) {//今年
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("HH:mm");
if (isToday(date)) { //今天
int minute = minutesAgo(Long.parseLong(time));
if (minute < 60) {//1小时之内
if (minute <= 1) {//一分钟之内，显示刚刚
return "刚刚";
} else {
return minute + "分钟前";
}
} else {
return simpleDateFormat.format(date);
}
} else {
if (isYestYesterday(date)) {//昨天，显示昨天
return "昨天 " + simpleDateFormat.format(date);
} else if (isThisWeek(date)) {//本周,显示周几
String weekday = null;
if (date.getDay() == 1) {
weekday = "周一";
}
if (date.getDay() == 2) {
weekday = "周二";
}
if (date.getDay() == 3) {
weekday = "周三";
}
if (date.getDay() == 4) {
weekday = "周四";
}
if (date.getDay() == 5) {
weekday = "周五";
}
if (date.getDay() == 6) {
weekday = "周六";
}
if (date.getDay() == 0) {
weekday = "周日";
}
return weekday + " " + simpleDateFormat.format(date);
} else {
SimpleDateFormat sdf = new SimpleDateFormat("MM-dd HH:mm");
return sdf.format(date);
}
}
} else {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
return sdf.format(date);
}
}
private static int minutesAgo(long time) {
return (int) ((System.currentTimeMillis() - time) / (60000));
}
private static boolean isToday(Date date) {
Date now = new Date();
return (date.getYear() == now.getYear()) && (date.getMonth() == now.getMonth()) && (date.getDate() == now.getDate());
}
private static boolean isYestYesterday(Date date) {
Date now = new Date();
return (date.getYear() == now.getYear()) && (date.getMonth() == now.getMonth()) && (date.getDate() + 1 == now.getDate());
}
private static boolean isThisWeek(Date date) {
Date now = new Date();
if ((date.getYear() == now.getYear()) && (date.getMonth() == now.getMonth())) {
if (now.getDay() - date.getDay() < now.getDay() && now.getDate() - date.getDate() > 0 && now.getDate() - date.getDate() < 7) {
return true;
}
}
return false;
}
private static boolean isThisYear(Date date) {
Date now = new Date();
return date.getYear() == now.getYear();
}
}