Java Module java.prefs Package java.util.prefs Interface PreferenceChangeListener（JDK11）

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All Superinterfaces:

EventListener

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface PreferenceChangeListener
extends EventListener
```
A listener for receiving preference change events.

Since:

1.4

See Also:

Preferences, PreferenceChangeEvent, NodeChangeListener

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`preferenceChange(PreferenceChangeEvent evt)`	This method gets called when a preference is added, removed or when its value is changed.

- Method Detail
  - preferenceChange
```
void preferenceChange(PreferenceChangeEvent evt)
```
    This method gets called when a preference is added, removed or when its value is changed.
    
    Parameters:
    
    evt - A PreferenceChangeEvent object describing the event source and the preference that has changed.

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