public boolean delAccount(Account account) {
int res = mapper.delAccount(account.getId());
return res > 0;
}
public boolean updateUser(Account account) {
int res = mapper.updateAccount(account.getUsername(), account.getId());
return res > 0;
}
public boolean saveAccount(Account account) {
int res = mapper.saveAccount(account.getUsername());
return res > 0;
}