Immutable (DatenbankExplorer API)

```
@Target(TYPE)
@Retention(RUNTIME)
public @interface Immutable
```
marks the specific class as immutable and the cloner avoids cloning it

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  boolean subClass
  by default all subclasses of the @Immutable class are not immutable.

- Element Detail
  - subClass
```
boolean subClass
```
    by default all subclasses of the @Immutable class are not immutable. This can override it.
    
    Returns:
    
    true for subclasses of @Immutable class to be regarded as immutable from the cloner
    
    Default:
    
    false