java动态代理实现AOP

  public Object invoke(Object proxy, Method method, Object[] args)throws Throwable { if(method.getName()=="delete"){ Method m[]=UserDAOAspect.class.getDeclaredMethods(); m[2].invoke( UserDAOAspect.class.newInstance(), null); method.invoke(userDAO, args);//此处用的反射 m[3].invoke( UserDAOAspect.class.newInstance(), null); } else method.invoke(userDAO, args);//此处用的反射return null;}}