OVSDB Port Bridge Monitor

    @SuppressWarnings("unchecked")
    public static Map<String, ArrayList> monitorPort(Connection connection){
        //Bridge Table Query
        List<String> columnsBr = new ArrayList<String>();
        columnsBr.add("_uuid");
        columnsBr.add("name");
        columnsBr.add("ports");
        Map<String, List<String>> rowBr = new HashMap<String, List<String>>();
        rowBr.put("columns", columnsBr);
        Map<String, Map> tablesBr = new HashMap<String, Map>();
        tablesBr.put("Bridge", rowBr);

        //Ports Table Query
        List<String> columnsPort = new ArrayList<String>();
        columnsPort.add("_uuid");
        columnsPort.add("name");
        Map<String, List<String>> rowPort = new HashMap<String, List<String>>();
        rowPort.put("columns", columnsPort);
        Map<String, Map> tablesPort = new HashMap<String, Map>();
        tablesBr.put("Port", rowPort);


        Object[] params = {"Open_vSwitch", null, tablesBr};
        OvsdbMessage msg = new OvsdbMessage("monitor", params);
        Map<String, Object> monitorResponse = new HashMap<String, Object>();