注解1

@Documented
@Target({ElementType.TYPE, ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
@Inherited
public @interface AccessAuth {
    UserTypeEnum[] value() default {UserTypeEnum.EMPLOYEE, UserTypeEnum.DT_USER, UserTypeEnum.PARTNER_USER};
}
--获取类上的注解值

@Aspect
@Component
@Order(2)
@Slf4j
public class AccessAuthAspect {


    @Autowired
    private HttpServletRequest req;

    @Pointcut(value = "(@within(com.dahuatech.service.b2b.core.annotation.AccessAuth) || @annotation(com.dahuatech.service.b2b.core.annotation.AccessAuth)) && execution( * com.dahuatech.b2b.dt.controller.*..*(..))")
    public void b2bPermissionPointCut() {
    }

    @Around("b2bPermissionPointCut()")
    public Object doAround(ProceedingJoinPoint joinPoint) throws Throwable {
        // 判断是否有权限访问
        Class<?> aClass = joinPoint.getTarget().getClass();

        // 权限数组
        UserTypeEnum[] userTypes = new UserTypeEnum[0];

        // 判断是否有类注解
        if (aClass.isAnnotationPresent(AccessAuth.class)) {
            AccessAuth classAccessAuth = aClass.getAnnotation(AccessAuth.class);
            userTypes = classAccessAuth.value();
        }

        MethodSignature signature = (MethodSignature) joinPoint.getSignature();
        Method method = signature.getMethod();
        if (method.isAnnotationPresent(AccessAuth.class)) {
            // 有该注解，判断是否有权限
            AccessAuth annotation = method.getAnnotation(AccessAuth.class);
            userTypes = annotation.value();
        }

        // 如果没有该注解，则默认通过
        if (userTypes.length <= 0) {
            return joinPoint.proceed();
        }

        // 是否验证通过
        if (!validate(userTypes)) {
            throw new BizException(I18ReturnCode.NOT_PERMISSION);
        }

        return joinPoint.proceed();

    }

    private boolean validate(UserTypeEnum[] userTypes)  {
        // 验证是否有权限访问该接口
        Object userType = req.getAttribute("userType");

        UserTypeEnum userTypeEnum = Arrays.stream(userTypes)
                .filter(p -> p.type.equals(userType))
                .findAny()
                .orElse(null);

        return ObjectUtil.isNotEmpty(userTypeEnum);
    }