liubao68 commented on issue #2158:
URL:
https://github.com/apache/servicecomb-java-chassis/issues/2158#issuecomment-750041120
edge 应该可以通过 consumer handler 来捕获异常：
```
servicecomb:
handler:
chain:
Consumer:
default: xxx, xxx, xxx
```
实在不行的情况， 只能继承 DefaultEdgeDispatcher并修改部分逻辑 来处理异常了.
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