javafx.beans.property.MapProperty Java Examples

@Parameters
public static Collection<Object[]> data() {
	return Arrays.asList(new Object[][] {
			{ new Provider<MapProperty<Integer, String>>() {

				@Override
				public MapProperty<Integer, String> get() {
					// Replacement for SimpleMapProperty which fixes
					// https://bugs.openjdk.java.net/browse/JDK-8136465)
					return new SimpleMapPropertyEx<>(FXCollections
							.observableMap(new HashMap<Integer, String>()));
				}
			} }, { new Provider<MapProperty<Integer, String>>() {

				@Override
				public MapProperty<Integer, String> get() {
					// Replacement for ReadOnlyMapWrapper which fixes
					// https://bugs.openjdk.java.net/browse/JDK-8136465)
					return new ReadOnlyMapWrapperEx<>(FXCollections
							.observableMap(new HashMap<Integer, String>()));
				}
			} } });
}
 

@Test
public void changeListenerRegistrationAndDeregistration() {
	MapProperty<Integer, String> property = propertyProvider.get();

	// register listener
	ChangeExpector<Integer, String> changeListener = null;
	changeListener = new ChangeExpector<>(property);
	property.addListener(changeListener);

	// add second listener (and remove again)
	ChangeExpector<Integer, String> changeListener2 = null;
	changeListener2 = new ChangeExpector<>(property);
	property.addListener(changeListener2);
	property.removeListener(changeListener2);

	ObservableMap<Integer, String> newValue = FXCollections
			.observableMap(new HashMap<Integer, String>());
	changeListener.addExpectation(property.get(), newValue);
	newValue.put(1, "1");
	property.set(newValue);
	changeListener.check();
}
 

/**
 * 
 * @param object
 *            The object which fields should be visited.
 * @return {@code true} when the object was a observable object, {@code false} when it was a simple object.
 * @throws SecurityException
 *             If a {@link SecurityManager} is active and denies access to fields via reflection.
 * @throws IllegalAccessException
 *             If access modifiers like {@code private} are enforced even when the model is accessed via reflection.
 */
private boolean visitFields(final Object object) throws IllegalAccessException {
    boolean isObservableObject = false;
    for (final Field field : getInheritedFields(object.getClass())) {
        field.setAccessible(true);
        currentField = field;
        final Class<?> fieldClass = field.getType();

        if (!isObservableObject && classImplementsOrExtends(fieldClass, Property.class)) {
            startVisiting(object);
            isObservableObject = true;
        }

        if (classImplementsOrExtends(fieldClass, ListProperty.class)) {
            handle((ListProperty<?>) field.get(object));
        } else if (classImplementsOrExtends(fieldClass, SetProperty.class)) {
            handle((SetProperty<?>) field.get(object));
        } else if (classImplementsOrExtends(fieldClass, MapProperty.class)) {
            handle((MapProperty<?, ?>) field.get(object));
        } else if (classImplementsOrExtends(fieldClass, Property.class)) {
            handle((Property<?>) field.get(object));
        }
    }
    return isObservableObject;
}
 

private void handle(final MapProperty<?, ?> property) throws IllegalAccessException {
    if (visitCollectionProperty(property)) {
        for (Entry<?, ?> entry : property.entrySet()) {
            visit(entry.getKey());
            visit(entry.getValue());
        }
    }
}
 

Parent(final Property<?> parentProperty, final ListProperty<?> parentList, final SetProperty<?> parentSet,
        final MapProperty<?, ?> parentMap) {
    this.parentList = parentList;
    this.parentSet = parentSet;
    this.parentMap = parentMap;
    this.parentProperty = parentProperty;
}
 

public MapProperty<RawDataFile, ModularFeature> getFeatures() {
  return get(FeaturesType.class);
}
 

@Override
public MapProperty<RawDataFile, ModularFeature> createProperty() {
  return new SimpleMapProperty<RawDataFile, ModularFeature>();
}
 

public MapPropertyExTests(
		Provider<MapProperty<Integer, String>> propertyProvider) {
	this.propertyProvider = propertyProvider;
}
 

/**
 * Visit a field of type {@link MapProperty}.
 * 
 * @param fieldValue
 *            The value that is bound to the field.
 * @return {@code true} if the childs of this property should be visited, {@code false} if not.
 */
protected abstract boolean visitCollectionProperty(MapProperty<?, ?> fieldValue);
 

/**
 * @return The parent {@link MapProperty} if the parent of the current object is a {@link MapProperty}. If not or if
 *         this is the root element and therefore their is no parent {@code null} is returned.
 */
public MapProperty<?, ?> getParentMap() {
    return parent.peek().parentMap;
}
 

/**
 * Registers listeners on a property so that commands are created when changes in the property occur.
 * 
 * @param map
 *            The property to register the change listeners on.
 */
public void registerOn(final MapProperty<?, ?> map) {
    map.addListener(mapListener);
}