import javafx.application.Platform;

public final class FxThreadRunner {

    public static <T> void run(final Consumer<T> handler, final T argument) {
        Runnable r = new Runnable() {
            public void run() {
                handler.accept(argument);
            }
        };
        if (Platform.isFxApplicationThread()) {
            r.run();
        } else {
            Platform.runLater(r);
        }

    }

    public static <T> void run(Consumer<T> handler) {
        run(handler, (Object)null);
    }
}