/**
* 获取本月第一天
* @return
*/
public Date getmindate(){
Calendar calendar = Calendar.getInstance();
calendar.setTime(new Date());
calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMinimum(Calendar.DAY_OF_MONTH)); return calendar.getTime();
} /**
* 获取本月最后一天
* @return
*/
public Date getmaxdate(){
Calendar calendar2 = Calendar.getInstance();
calendar2.setTime(new Date());
calendar2.set(Calendar.DAY_OF_MONTH, calendar2.getActualMaximum(Calendar.DAY_OF_MONTH));
return calendar2.getTime();
}