public void refreshSerialPortList() {
String[] serialPortList = SerialPortList.getPortNames();
portMenu.removeAll();
portMenu.add(refreshItem);
JMenuItem menuItem;
for (String serialPort : serialPortList) {
menuItem = new JMenuItem(serialPort);
menuItem.addActionListener(e -> onSerialPortClicked(e.getActionCommand()));
portMenu.add(menuItem);
}
}
