登录错误次数限制工具类

/**

* 错误登录记录,返回是否允许登录true/false和登录错误次数

*/

public HashMap<String, Integer> getLoginConfine(String condition) {

HashMap<String, Integer> flag = new HashMap<String, Integer>();

try {

//查询错误登录记录表中有无此用户登录错误信息

LoginConfine confine = service.loginError(condition);

if (confine != null) {

/*

* 计算时间差

*/

DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

Date d1 = df.parse(SystemUtils.dateFormatString(new Date()));

Date d2 = df.parse(SystemUtils.dateFormatString(confine

.getLoginTime()));

long diff = d1.getTime() - d2.getTime();

long days = diff / (1000 * 60 * 60 * 24);

if (confine.getErrorNum() < 5) {

if (days >= 1) {

service.deleteErrorNum(condition);

flag.put("true", 0);

} else if (days < 1) {

flag.put("true", confine.getErrorNum());

}

} else if (confine.getErrorNum() >= 5) {

if (days >= 1) {

service.deleteErrorNum(condition);

flag.put("true", 0);

} else if (days < 1) {

flag.put("false", confine.getErrorNum());

}

}

} else {

flag.put("true", 0);

}

} catch (Exception e) {

e.printStackTrace();

}

return flag;

}

/------------------------------------------table sql-------------------------/

delimiter $$

CREATE TABLE `login_confine` (

`id` bigint(20) NOT NULL AUTO_INCREMENT,

`user_id` varchar(32) NOT NULL,

`user_name` varchar(45) NOT NULL,

`error_num` int(11) NOT NULL,

`login_time` datetime NOT NULL,

PRIMARY KEY (`id`)

) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8 ROW_FORMAT=COMPACT COMMENT='商户登录错误记录表'$$