java login小方法集合

Md5PasswordEncoder md5 = new Md5PasswordEncoder();
if (user != null && md5.isPasswordValid(user.getPassword(), password.trim(), SALT)) {}  
// isPasswordValid :

public boolean isPasswordValid(String encPass, String rawPass, Object salt) {
    String pass1 = "" + encPass;
    String pass2 = this.encodePassword(rawPass, salt);
    return PasswordEncoderUtils.equals(pass1, pass2);
}



values 提高性能 每500条数据访问一次数据库
// 更新日志
        List<Order> orderList = taskMapper.selectCompletedOrderIdByShowId(showIdList);
        int size = orderList.size();
        if (orderList != null && size > 0) {
            List<OrderLog> orderLogList = new ArrayList<>();
            Date now = new Date();
            for (int i = 0; i < size; i += 500) {
                int end = (size > 500 ? i + 500 : size);
                for (Order order: orderList.subList(i, end)) {
                    OrderLog log = new OrderLog();
                    log.setOrderId(order.getOrderId());
                    log.setPayStatus(order.getPayStatus());
                    log.setOrderStatus(Orderstatus.COMPLETE.getKey());
                    log.setOperationDesc("已完成");
                    log.setReason("订单所在场次已完成");
                    log.setCreateUser(0L);
                    log.setCreateTime(now);
                    orderLogList.add(log);
                }
                orderLogService.addOrderLog(orderLogList);
            }
        }