UserFetcher (micronaut-security 1.1.2.BUILD-SNAPSHOT API)

```
public interface UserFetcher
```
Responsible for returning user information based on their username.

Since:

1.0

Author:

Sergio del Amo, Graeme Rocher

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`org.reactivestreams.Publisher<UserState>`	`findByUsername(java.lang.String username)`	Fetches a user based on the username.

- Method Detail
  - findByUsername
```
org.reactivestreams.Publisher<UserState> findByUsername(java.lang.String username)
```
    Fetches a user based on the username.
    
    Parameters:
    
    username - e.g. admin
    
    Returns:
    
    The users information or an empty publisher if no user is present