private void unpackList (String list) {
        myPeerList = new HashMap<String, String>();
        list = list.substring(0, list.length() - 1);
        String[] strs = list.split(";");
        for (String s : strs) {
            myPeerList.put(s.split(":")[1].trim(), s.split(":")[0].trim());
        }
    }