UuidGenerator (Hibernate Javadocs)

```
@Retention(RUNTIME)
@Target({FIELD,METHOD})
public @interface UuidGenerator
```
Specifies that an entity identifier is generated as an IETF RFC 4122 UUID.
The type of the identifier attribute may be UUID or String.

Since:

6.0

See Also:

UuidGenerator

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`Class<? extends UuidValueGenerator>`	`algorithm`	Allows to provide a specific, generally custom, value generation implementation.
`UuidGenerator.Style`	`style`	Specifies which style of UUID generation should be used.

- Element Detail
  - style
```
UuidGenerator.Style style
```
    Specifies which style of UUID generation should be used.
    
    Default:
    
    org.hibernate.annotations.UuidGenerator.Style.AUTO
- - algorithm
```
@Incubating
Class<? extends UuidValueGenerator> algorithm
```
    Allows to provide a specific, generally custom, value generation implementation.
    
    API Note:
    
    If algorithm is specified, it is expected that style() be UuidGenerator.Style.AUTO.
    
    Default:
    
    org.hibernate.id.uuid.UuidValueGenerator.class