隨記-aop獲取方法上的註解,並修改註解內容

@Component
@Aspect
@Conditional(NoUnitTestCondition.class)
public class AopAudit {

    @Autowired
    private ApplicationContext context;
    
    // 單元測試的profile環境標識
    @Value("${unit.test.active.profile:utest}")
    private String activeProfile;

    @Around(value = "@annotation(com.conf.mybatis.ReplaceTableRule)")
    public Object boBefore1(ProceedingJoinPoint joinPoint) {
        String res = "----- [+]環繞前置通知 targetObject:" + joinPoint.getTarget()  +" joinPoint:" + joinPoint;
        Signature signature = joinPoint.getSignature();

        MethodSignature sign = (MethodSignature) joinPoint.getSignature();
        Method method = sign.getMethod();
        ReplaceTableRule annotation = null;
        //獲取aop截取方法上的註解
        annotation = method.getAnnotation(ReplaceTableRule.class);
        if (annotation != null) {
            // 獲取代理處理器
            InvocationHandler invocationHandler = Proxy.getInvocationHandler(annotation);
            // 過去私有 memberValues 屬性
            try{
                Field f = invocationHandler.getClass().getDeclaredField("memberValues");
                // 由於這個字段事 private final 修飾,因此要打開權限
                f.setAccessible(true);
                // 獲取實例的屬性map
                Map<String, Object> memberValues = (Map<String, Object>) f.get(invocationHandler);
                // 修改屬性值
                memberValues.put("tableType", "2qq");
                memberValues.put("table", "2qq");
                System.out.println();
            }catch (NoSuchFieldException e){

            }catch (Exception ie){

            }
        }
        Object result = null;
        try {
            //執行目標方法
            result =  joinPoint.proceed();
        } catch (Throwable throwable) {
            throwable.printStackTrace();
        }
        String ret = "----- [+]環繞後置通知 targetObject:" + joinPoint.getTarget()
                +" kind:" + joinPoint.getKind();
        System.out.println(ret);

        String methodName = joinPoint.getSignature().getName();
        System.out.println("Method Name : [" + methodName + "] ---> AOP before ");
        System.out.println("被代理的對象:" + joinPoint.getTarget());
        System.out.println("代理對象本身:" + joinPoint.getThis());

        return result;
    }

    /**
     * 是否單元測試
     * @return 
     */
    public boolean disparkTest() {
      String[] profiles = context.getEnvironment().getActiveProfiles();
      if (profiles == null || profiles.length == 0) {
        return false;
      }
      String profile = profiles[0];
      if (activeProfile.equals(profile)) {
        return true;
      }
      return false;
    }
}
相關文章
相關標籤/搜索