Installing Java and JavaFX

rev. 1 June 2021

Installing the JavaFX JDK on a Mac

Needed for CSC 4280

Install SDKMAN Go to the Install SDKMAN Site and do the install. If you have trouble executing a command because of permissions, use sudo before the command to execute it as an administrator.

Next click on the JDK tab. Open another tab and go here to get the current version of the Liberica SDK. Then, in your terminal, do this. Use the version number you learned instead of .x.y.z-librca.

$ sdk install java x.y.z-librca

Now close your terminal window and start up a new one. Create the file shown below, compile, and run. If you are successful, you can see a window pop up on your screen. Click on the quit button to dismiss the window.

Installing on Windoze

Testing your JavaFX Install

Make this file in a text editor.

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.layout.BorderPane;
import javafx.stage.Stage;
import javafx.scene.control.Button;

public class HelloFX extends Application {

    public void start(Stage stage) {
        String javaVersion = System.getProperty("java.version");
        String javafxVersion = System.getProperty("javafx.version");
        Button b = new Button("Quit");
        Label l = new Label("Hello, JavaFX " + javafxVersion 
            + ", running on Java " + javaVersion + ".");
        BorderPane bp = new BorderPane();
        b.setOnAction(e -> System.exit(0));
        Scene scene = new Scene(bp, 640, 480);

    public static void main(String[] args) {

Windoze Here is how to compile the program in a cmd or PowerShell window (note no .java extension needed) .

To run and compile, do the following.

unix> javafxc TestFX

To run, do this.

unix> javafx TestFX