//获取前一天的日期
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Date date = new Date();
Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.DATE, -1);
calendar.getTime()
//获取前一天的日期
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Date date = new Date();
Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.DATE, -1);
calendar.getTime()