InitializationHint (Spring Native documentation 0.12.2 API)

```
@Repeatable(InitializationHints.class)
@Retention(RUNTIME)
public @interface InitializationHint
```
Used by NativeHint annotations to indicate which classes/packages should be initialized explicitly at build-time or runtime.

Author:

Andy Clement, Sebastien Deleuze

Required Element Summary

Required Elements
Modifier and Type	Required Element	Description
`InitializationTime`	`initTime`	Set the initialization time, usually set to `InitializationTime.BUILD` since runtime is GraalVM native image default.

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`java.lang.String[]`	`packageNames`	Configure initialization for a set of packages.
`java.lang.String[]`	`typeNames`	Alternative way to configure initialization, should be used when type visibility prevents using `Class` references, or for nested types which should be specified using a `$` separator (for example `com.example.Foo$Bar`).
`java.lang.Class<?>[]`	`types`	Preferred way to configure initialization.

- Element Detail
  - initTime
```
InitializationTime initTime
```
    Set the initialization time, usually set to InitializationTime.BUILD since runtime is GraalVM native image default.
    
    Returns:
    
    the initialization time
- - types
```
java.lang.Class<?>[] types
```
    Preferred way to configure initialization.
    
    Returns:
    
    the types
    
    Default:
    
    {}
- - typeNames
```
java.lang.String[] typeNames
```
    Alternative way to configure initialization, should be used when type visibility prevents using Class references, or for nested types which should be specified using a $ separator (for example com.example.Foo$Bar).
    
    Returns:
    
    the type names
    
    Default:
    
    {}
- - packageNames
```
java.lang.String[] packageNames
```
    Configure initialization for a set of packages.
    
    Returns:
    
    the package names
    
    Default:
    
    {}