private void initMoveToButtons(boolean moveToPackage) {
        if (moveToPackage) {
            rbMoveToPackage.setSelected(true);
        }
        else {
            rbMoveToFile.setSelected(true);
        }

        rbMoveToPackage.addActionListener(
                e -> {
                    classPackageChooser.requestFocus();
                    updateControls();
                }
        );

        rbMoveToFile.addActionListener(
                e -> {
                    fileChooser.requestFocus();
                    updateControls();
                }
        );
    }
private void initMoveToButtons(boolean moveToPackage)