public static Date getBeginDayOfYesterday(){
// 开始
Calendar cal=Calendar.getInstance();
cal.setTime(getDayBegin());//当天开始时间
cal.add(Calendar.DAY_OF_MONTH, -1);//当天月份天数减1
return cal.getTime();
// 结束
Calendar cal=Calendar.getInstance();
cal.setTime(getDayEnd());//当天结束时间
cal.add(Calendar.DAY_OF_MONTH, -1);//当天月份天数减1
return cal.getTime();
}
