IdentityService (business-specs 4.3.1 API)

```
public interface IdentityService
```
IdentityService provides the ability to generate an identity using an IdentityGenerator and inject it in the specified entity.

See Also:

IdentityGenerator

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  <E extends Entity<I>,I> E identify(E entity)
  Identifies the given entity.

- Method Detail
  - identify
```
<E extends Entity<I>,I> E identify(E entity)
                                  throws IdentityExistsException
```
    Identifies the given entity.
    
    Type Parameters:
    
    E - the entity type.
    
    I - the entity key type.
    
    Parameters:
    
    entity - the entity to identify.
    
    Returns:
    
    the identified entity.
    
    Throws:
    
    IdentityExistsException - if the entity already has an identity.