Interface MapChangeListener<K,V>
- Type Parameters:
-
K- the key element type -
V- the value element type
- All Known Implementing Classes:
WeakMapChangeListener
- 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 MapChangeListener<K,V>
Interface that receives notifications of changes to an ObservableMap.
- Since:
- JavaFX 2.0
Nested Class Summary
| Modifier and Type | Interface | Description |
|---|---|---|
static class |
MapChangeListener.Change<K, |
An elementary change done to an ObservableMap. |
Method Summary
| Modifier and Type | Method | Description |
|---|---|---|
void |
onChanged |
Called after a change has been made to an ObservableMap. |
Method Details
onChanged
void onChanged(MapChangeListener.Change<? extends K,? extends V> change)
Called after a change has been made to an ObservableMap. This method is called on every elementary change (put/remove) once. This means, complex changes like keySet().removeAll(Collection) or clear() may result in more than one call of onChanged method.
- Parameters:
-
change- the change that was made
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Documentation extracted from JavaFX API Documentation.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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