how to listen for changes on an ObservableMap
import java.util.HashMap;
import java.util.Map;
/*from www . j a v a 2 s . co m*/
import javafx.collections.FXCollections;
import javafx.collections.MapChangeListener;
import javafx.collections.ObservableMap;
public class Main {
public static void main(String[] args) {
Map<String, String> map = new HashMap<String, String>();
ObservableMap<String, String> observableMap = FXCollections
.observableMap(map);
observableMap.addListener(new MapChangeListener() {
@Override
public void onChanged(MapChangeListener.Change change) {
System.out.println("change! ");
}
});
observableMap.put("key 1", "value 1");
map.put("key 2", "value 2");
}
}