- Type Parameters:
K
- the key element typeV
- 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
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static class
MapChangeListener.Change<K,V>
An elementary change done to an ObservableMap. -
Method Summary
Modifier and Type Method Description void
onChanged(MapChangeListener.Change<? extends K,? extends V> change)
Called after a change has been made to an ObservableMap.
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Method Details
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onChanged
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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