public static HashMap<String, Object> findByEmailAndPassword(String email,String
password){
String sql = "select * from users where email = ? and password=?";
List<HashMap<String, Object>> list = MySqlHelper.executeQuery(sql, new Object[]
{email,password});
if(list !=null && list.size()>0) {
return list.get(0);
}else {
return null;附近代码6-14
at edu.wtbu.dao.UsersDao.findByEmailAndPassword(UsersDao.java:9)
报错截图
还是把错误或者上下文代码贴出来比较稳妥点
List<HashMap<String, Object>> list = MySqlHelper.executeQuery(sql, new Object[]{email,password});
单纯从你这一行代码只能猜测MySqlHelper服务没有获取到了...
要解决问题,还是得把报错信息和代码上下文贴出来,别人才能帮你.