Shiro failed to obtain custom Realm information through getPrincipal () after login?

in a certain method, you want to obtain custom Realm information through getPrincipal (), but all the field information of the obtained entity is null
configuration without cache processing, nor does it implement SessionDao

. < hr >

normally.

public Result login(String username, String password) {
        if (StringUtils.isBlank(username) || StringUtils.isBlank(password))
            throw new GlobalException(CodeMsg.BIND_ERROR.fillArgs(""));
        UsernamePasswordToken token = new UsernamePasswordToken(username, password);
        Subject subject = SecurityUtils.getSubject();
        try {
            subject.login(token);
            return DefaultResult.success();
        } catch (AuthenticationException e) {
            return DefaultResult.error(CodeMsg.USER_ERROR.fillArgs(""), e.getMessage());
        }
    }

protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {
        UsernamePasswordToken usernamePasswordToken = (UsernamePasswordToken) authenticationToken;
        String username = usernamePasswordToken.getUsername();
        UserEntity userEntity = userService.getUserByLoginName(username);
        if (userEntity == null || userEntity.getDelFlag().equals(UserConstant.DEL_NOT_EXIST))
            throw new GlobalException(CodeMsg.USER_ERROR.fillArgs(""));
        if (userEntity.getStatus().equals(UserConstant.STATUS_DISABLE))
            throw new GlobalException(CodeMsg.USER_ERROR.fillArgs(""));
        String dbPassword = userEntity.getPassword();
        String salt = userEntity.getSalt();
        String inputPassword = new String(usernamePasswordToken.getPassword());
        //TODO inputPasswordsalt
        String password = inputPassword;
        if (!dbPassword.equals(password))
            throw new GlobalException(CodeMsg.USER_ERROR.fillArgs(""));
        return new SimpleAuthenticationInfo(userEntity, dbPassword, getName());
    }

@Bean @DependsOn({"lifecycleBeanPostProcessor"}) public DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator() { DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator(); advisorAutoProxyCreator.setProxyTargetClass(true); advisorAutoProxyCreator.setUsePrefix(true); return advisorAutoProxyCreator; }