Package javafx.collections

Interface ObservableMap<K,V>

All Superinterfaces:

Map<K,V>, Observable

All Known Subinterfaces:

ObservableMapValue<K,V>, WritableMapValue<K,V>

All Known Implementing Classes:

ObservableMapWrapper

public interface ObservableMap<K,V>
extends Map<K,V>, Observable

A map that allows observers to track changes when they occur.

Since:

JavaFX 2.0

See Also:

• MapChangeListener
• MapChangeListener.Change

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Method Summary

Modifier and Type	Method	Description
void	addListener(MapChangeListener<? super K,? super V> listener)	Add a listener to this observable map.
void	removeListener(MapChangeListener<? super K,? super V> listener)	Tries to removed a listener from this observable map.

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from interface javafx.beans.Observable

addListener, removeListener

Method Details

addListener

void addListener(MapChangeListener<? super K,? super V> listener)

Add a listener to this observable map.

Parameters:

listener - the listener for listening to the list changes

removeListener

void removeListener(MapChangeListener<? super K,? super V> listener)

Tries to removed a listener from this observable map. If the listener is not attached to this map, nothing happens.

Parameters:

listener - a listener to remove