joda-time时间转换

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1.pom.xml配置

<dependency>  
 <groupId>joda-time</groupId>
    <artifactId>joda-time</artifactId>
     <version>2.6</version>
</dependency>

2.简单使用 

/**
* @description 返回增加后的时间
* @param date 时间
* @param addTime 需要在date上增加数量
* @param unit 单位
* @return
*/
public static String getAddDateToString(Date date,int addTime,String unit){
DateTime dateTime = new DateTime(date);
DateTime dateTime1=null;
if(unit.equals("天")){
dateTime1= dateTime.plusDays(addTime); 
}else if(unit.equals("小时")){
dateTime1 = dateTime.plusHours(addTime); 
}else if(unit.equals("分钟")){
dateTime1 = dateTime.plusMinutes(addTime); 
}else if(unit.equals("day")){
dateTime1= dateTime.plusDays(addTime); 
}else if(unit.equals("hour")){
dateTime1 = dateTime.plusHours(addTime); 
}else if(unit.equals("minute")){
dateTime1 = dateTime.plusMinutes(addTime); 
}
return dateTime1.toString("yyyy-MM-dd HH:mm:ss:SSS");
}