复制代码 代码如下:
/**
* 获得指定日期的前一天
* @param specifiedDay
* @return
* @throws Exception
*/
public static String getSpecifiedDayBefore(String specifiedDay){
//SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
Calendar c = Calendar.getInstance();
Date date=null;
try {
date = new SimpleDateFormat("yy-MM-dd").parse(specifiedDay);
} catch (ParseException e) {
e.printStackTrace();
}
c.setTime(date);
int day=c.get(Calendar.DATE);
c.set(Calendar.DATE,day-1);
String dayBefore=new SimpleDateFormat("yyyy-MM-dd").format(c.getTime());
return dayBefore;
}
/**
* 获得指定日期的后一天
* @param specifiedDay
* @return
*/
public static String getSpecifiedDayAfter(String specifiedDay){
Calendar c = Calendar.getInstance();
Date date=null;
try {
date = new SimpleDateFormat("yy-MM-dd").parse(specifiedDay);
} catch (ParseException e) {
e.printStackTrace();
}
c.setTime(date);
int day=c.get(Calendar.DATE);
c.set(Calendar.DATE,day+1);
String dayAfter=new SimpleDateFormat("yyyy-MM-dd").format(c.getTime());
return dayAfter;
}
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