مشکل در گرفتن آخرین سطر از دیتابیس در اندروید

    public static final String JSON_ARRAY = "user";
    public static final String KEY_NAME = "name";
    public static final String KEY_EMAIL = "email";
    public static final String KEY_PASS = "pass";
    public static final String KEY_IMAGEID = "imageid";
    public static final String KEY_CREDIT = "credit";
    public static final String KEY_STATE = "state";

    public ArrayList<HashMap<String, String>> repository;

    private JSONArray users = null;

    private String json;

    public ParseJSONuser(String json){
        this.json = json;
    }

    protected void parseJSONuser(){

        repository = new ArrayList<HashMap<String, String>>();

        JSONObject jsonObject = null;
        try {
            jsonObject = new JSONObject(json);
            users = jsonObject.getJSONArray(JSON_ARRAY);

            for(int i = 0; i< users.length() ; i++){
                JSONObject jo = users.getJSONObject(i);
                name_get = jo.getString(KEY_NAME);
                email_get = jo.getString(KEY_EMAIL);
                pass_get = jo.getString(KEY_PASS);
                imageid_get = jo.getString(KEY_IMAGEID);
                credit_get = jo.getString(KEY_CREDIT);
                state_get = jo.getString(KEY_STATE);

                HashMap<String,String> map = new HashMap<String, String>();
                map.put(KEY_NAME,name_get);
                map.put(KEY_EMAIL,email_get);
                map.put(KEY_PASS, pass_get);
                map.put(KEY_IMAGEID, imageid_get);
                map.put(KEY_CREDIT, credit_get);
                map.put(KEY_STATE, state_get);

                repository.add(map);
            }
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }
}