private void uploadBtnActionPerformed(java.awt.event.ActionEvent evt) {
    try {

        // TODO add your handling code here:
        String fileName = fileNameTxt.getText();
        String hostname = hostTxt.getText();
        String port = portTxt.getText();
        String username = usernameTxt.getText();
        String password = passwordTxt.getText();

public boolean checkIfUploadButtonPressed() {
    if (uploadBtn.getModel().isPressed()) {
        System.out.println("Button pressed... ");
        return true;
    } else {
        System.out.println("Button not pressed... ");
    }
    return false;
}

public static void main(String[] args) {

    ClientGUI client = new ClientGUI();
    client.createUserFolder("ServerFolder");
    client.checkIfUploadButtonPressed();