bugfix: convert metainfo from http style to rpc style #16
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Motivation
In previous codes, metainfo does not have a uniform style, and it cannot work properly between different types of service.
Solution
We agree to use following rules:
_
as separators when transmitting-
as separators when transmitting_
) for storing keys of metainfo.To implement this more elegantly, we defined a trait
Converter
and use it for converting the key names between transmitting format and storing format.Unit tests are also updated.