UserExistenceChecker (Atlassian Confluence 8.0.0 API)

All Known Subinterfaces:

UserAccessor, UserAccessorInternal

All Known Implementing Classes:

ConfluenceUserManager, DefaultUserAccessor
```
@Transactional(readOnly=true)
public interface UserExistenceChecker
```
Since:

7.18

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  boolean exists(String name)
  A lightweight operation to check if a user exists for a given username.

- Method Detail
  - exists
```
boolean exists(String name)
```
    A lightweight operation to check if a user exists for a given username. Should be significantly more efficient than other operations that attempt to return an actual user object.
    
    Parameters:
    
    name - username of the user
    
    Returns:
    
    true if a user exists with the given username