Kevin Davis

> It does not make sense, that means i should add double-quoters to every header value with json format one by one? As @radio-rogal has stated, Feign supports expression based...

More than likely just an oversight. Feel free to submit a PR to correct it.

We welcome contributions from all users. Check the CONTRIBUTING guide in our repository for information on how to submit a PR. For something like this, consider a configuration property for...

From the feign side, the issue here is the values being provided in the header are not valid JSON. The parameter names are not quoted properly, so the value in...

This is correct. Check the Readme ~~https://github.com/OpenFeign/feign#undefined-vs-empty-values~~ --- Adding more context. This is expected behavior and not a bug. When we have a query string that has no value, it's...

We can support `Optional` as a return type. but we do not support is as a `@Param`. I'll add this to the backlog for us to consider, however; feel free...

I think that we will first need to agree on a specification. These should focus on the result of `Optional.isPresent()`. We would also need to limit the scope to Feign's...

Apologies. I will update the title of this issue to avoid any further confusion. Reading through it again, the behavior you are looking for is to have more control over...

@yami12376 We are considering adding support for Level 2-4 uri template expression which will address most of what is discussed in this request. Specifically, we will adhere to the RFC...

I think that logging in Feign in general is working as expected. I do agree that the interplay between logging and trace/log correlation is not working as one would expect,...