HashMap<Integer, String> map = new HashMap<>();
    map.put(1, "22");
    map.put(11, "3232");
    map.put(1, "22");
    for (Iterator<Map.Entry<Integer,String>> it = map.entrySet().iterator();it.hasNext();) {
        Map.Entry<Integer, String> entry = it.next();
        if(entry.getValue().equals("22")){
            it.remove();
        }
    }