public static final int downloadDone = 1;

 // 用户model数组

    ArrayList<Loginer> loginers = new ArrayList<>();

    // hander

    Handler downloadLoginerHandler = new Handler(){

        @Override

        public void handleMessage(Message msg) {

            switch (msg.what){

                case downloadDone:

                    Toast.makeText(MyApplication.getApplication(), "同步用户数据成功", Toast.LENGTH_SHORT).show();

                    break;

            }

            super.handleMessage(msg);

        }

    };

    // 从服务器更新loginer数据

    public  void downloadData() throws IOException, XmlPullParserException {

        new Thread(new Runnable() {

            @Override

            public void run() {

                String url = "http://222.169.11.226:7000/WebServiceAndroidcm.asmx/getloginerInfo";

                MyHTTP myHTTP = new MyHTTP();

                Map map = new HashMap();

                map.put("pw", "0535deer");

                try {

                    String string = myHTTP.doPost(url, map);

                    System.out.println("成功::::"+string);

                    String newString = string.replace("<?xml version=\"1.0\" encoding=\"utf-8\"?><string xmlns=\"http://tempuri.org/\">{\"Result\":\"1\",\"Value\":", "");

                    String lastString = newString.replace("}</string>", "");

                    // 将字符串进行解析

                    JsonParser jsonParser = new JsonParser();

                    // 将jsonstring转换为jaonArray

                    JsonArray jsonArray = jsonParser.parse(lastString).getAsJsonArray();

                    // gson

                    Gson gson = new Gson();

                    // for 循环遍历josnarray

                    for (JsonElement loginerElement : jsonArray) {

                        Loginer loginer = gson.fromJson(loginerElement, Loginer.class);

                        loginers.add(loginer);

                        System.out.println("大小是"+loginers.size());

                    }

                    // 获取dao对象

                    loginerDao = MyApplication.getApplication().getDaoSession().getLoginerDao();

                    // 新建一个Message对象

                    Message msg = new Message();

                   // 通过for循环插入数据到数据库

                    for (int i = 0; i < loginers.size(); i++) {

                        System.out.println("终于找到你:"+loginers.get(i).getLoginer_code());

                        long result = loginerDao.insertOrReplace(loginers.get(i));

                        System.out.println("结果是:"+result);

                        // 如果全部替换或插入成功, 则弹出更新用户数据成功

                        if (result == loginers.get(loginers.size() - 1).getLoginer_id()) {

                            // 发送同步完成的消息到message

                            msg.what = downloadDone;

                            downloadLoginerHandler.sendMessage(msg);

                            System.out.println("到最后一条了");

                        }

                    }

                } catch (Exception e) {

                    e.printStackTrace();

                }

            }

        }).start();

    }

// 开始更新loginers数据的数据

                try {

                    downloadData();

                } catch (IOException e) {

                    e.printStackTrace();

                } catch (XmlPullParserException e) {

                    e.printStackTrace();

                }