PluginListenerFactory (OpenJ9 JDK 11)

```
public interface PluginListenerFactory
```
Interface for factories which produce plugin listeners to be notified when the class scanning takes place.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  Set<ClassListener> getListeners()
  The set of listeners which should be notified.

- Method Detail
  - getListeners
```
Set<ClassListener> getListeners()
```
    The set of listeners which should be notified.
    
    Returns:
    
    list, null or empty list if none