/** * 获取随机日期 * @param beginDate 起始日期，格式为：yyyy-MM-dd * @param endDate 结束日期，格式为：yyyy-MM-dd * @return */ private static Date randomDate(String beginDate,String endDate){ try { SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); Date start = format.parse(beginDate); Date end = format.parse(endDate); if(start.getTime() >= end.getTime()){ return null; } long date = random(start.getTime(),end.getTime()); return new Date(date); } catch (Exception e) { e.printStackTrace(); } return null; } private static long random(long begin,long end){ //生成begin和end直接的日期 long rtn = begin + (long)(Math.random() * (end - begin)); if(rtn == begin || rtn == end){ return random(begin,end); } return rtn; }
