@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface AnnDemo {
? ? String value();
? ? boolean isAop() default true;
}

@RestController
@RequestMapping("/order")
public class OrderController {
? ? @Autowired
? ? private OrderService orderService;
? ? @RequestMapping("/all")
? ? @AnnDemo(value = "all",isAop = false)
? ? public List<TbOrder> findAll() {
? ? ? ? List<TbOrder> list = orderService.getOrderList();
? ? ? ? return list;
? ? }
? ? @RequestMapping("/page")
? ? @AnnDemo(value = "page")
? ? public List<TbOrder> findPage(@RequestParam("username") String username) {
? ? ? ? List<TbOrder> listPage = orderService.getOrdersListPage();
? ? ? ? return listPage;
? ? }
}

@Aspect
@Component
public class AspectDemo {
    @Pointcut(value = "execution(* com.yin.freemakeradd.controller..*(..))")
    public void excetionMethod() {}
    @Pointcut(value = "execution(* com.yin.freemakeradd.controller..*(..)) && @annotation(AnnDemo)")
    public void excetionNote() { }
    @Before("excetionMethod()")
    public void testBefore(JoinPoint joinPoint) {
        System.out.println("----------------------------前置通知---");
        Object[] args = joinPoint.getArgs();
        for (Object arg : args) {
            System.out.println(arg);
        }
    }
    @Around(value = "execution(* com.yin.freemakeradd.controller..*(..)) && @annotation(AnnDemo)")
    public Object  testBeforeNote(ProceedingJoinPoint joinPoint) throws Throwable {
        //用的最多通知的簽名
        Signature signature = joinPoint.getSignature();
        MethodSignature msg=(MethodSignature) signature;
        Object target = joinPoint.getTarget();
        //獲取注解標(biāo)注的方法
        Method method = target.getClass().getMethod(msg.getName(), msg.getParameterTypes());
        //通過方法獲取注解
        AnnDemo annotation = method.getAnnotation(AnnDemo.class);
        Object proceed;
        //獲取參數(shù)
        Object[] args = joinPoint.getArgs();
        System.out.println(annotation.value());
        System.out.println(annotation.isAop());
        for (Object arg : args) {
            System.out.println(arg);
        }
        if (Objects.isNull(annotation) || !annotation.isAop()) {
            System.out.println("無需處理");
            proceed = joinPoint.proceed();
        }else {
            System.out.println("進入aop判斷");
            proceed = joinPoint.proceed();
            if(proceed instanceof List){
                List proceedLst = (List) proceed;
                if(!CollectionUtils.isEmpty(proceedLst)){
                    TbOrder tbOrder = new TbOrder();
                    tbOrder.setPaymentType("fffffffffffffffffff");
                    ArrayList<TbOrder> tbOrderLst = new ArrayList<>();
                    tbOrderLst.add(tbOrder);
                    return tbOrderLst;
                }
            }
            System.out.println(proceed);
        }
        return proceed;
    }
}

@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
public @interface SystemLog {
?
?? ?public String description() default "";
}

@ResponseBody
@ValidRequestBody
@RequestMapping("/login")
@SystemLog(description="登錄")
public GlobalResponse login(@RequestBody @Valid User user, BindingResult bindingResult){
? ? ......
}

@Around("@annotation(com.xxx.xxx.xxx.SystemLog)")
public Object around(ProceedingJoinPoint joinPoint) throws Throwable{
? ? SystemLog systemLog = ((MethodSignature)joinPoint.getSignature()).getMethod().getAnnotation(SystemLog.class); ? ?
? ? ......
}