horoc

Modify producer api to increase flexibility

1

**FEATURE REQUEST** ```RequestAsync``` has an argument ```callback``` which is an internal function type. Maybes it's better to define an API function without importing an internal definition. For example: 1. When...

## What is the purpose of the change #916 ```RequestAsync``` has an argument ```callback``` which is an internal function type. Maybes it's better to define an API function without importing...

In java client, user can use a session manager to specify SPACE when getting a session, so why go-client doesn't support that feature, since it's maybe a common requirement of...