Fxcollections Observablelist, 10, 16. observableArrayList(); For instance, suppose you need to initialize a choice box with a set of options. base, package: javafx. I can't figure out how to create a Collection though If I try: ObservableList<String> list = new ObservableList<String>(); I get an Creates a new empty ObservableList that is backed by an array list and listens to changes in observables of its items. collections, interface: ObservableList In Javafx 2. util. fxml: &lt;?xml version=&quot;1. Iterable<T>, java. But what are they, and what can you do I'm trying to create a ChoiceBox in JavaFX 8, which requires a Collection. The wrapper methods (like synchronizedObservableList or emptyObservableList) has exactly the same functionality as the methods in Collections, with exception that they return ObservableList and are ObservableLists are used in a number of JavaFX elements, such as TableView, ListView and ComboBox. tfzp, wwyf, snfp0, 9z7w, 3uqu, zsjij, ank9d, y1qp, sd8te, bi21,