EventHandler 实现类要触发 handleEvent 方法，只能直接实现接口，中间不能有抽象类。

[cxntsh]

Feature description

可以看到判断逻辑，是直接通过反射判断是否是接口的实现类，这个可以优化一下，毕竟很多通用的逻辑还是要放到抽象类去实现的。

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[lvjing2]

可以的，欢迎提交 PR 优化呢