//封装一个json对象，形如
        /**
         *{
         "imei":"13223354",#每个手机的唯一识别码
         "query":{
         "method":"post_sms",#初始化同步
         "received_sms":[{...},{...},{...},...]
         }
         }
         */
        try {
            JSONObject requestJson = new JSONObject();

            //第一层imei
            requestJson.put("imei", imeistring);

            //第一层query
            JSONObject requestQuery = new JSONObject();
            //第二层query|method
            requestQuery.put("method","init_co");
            //第二层query|received_sms
            JSONArray smsArray = new JSONArray();

            JSONObject sm1 = new JSONObject();
            sm1.put("key", "1");

            JSONObject sm2 = new JSONObject();
            sm2.put("key", "2");

            smsArray.put(sm1);
            smsArray.put(sm2);

            requestQuery.put("received_sms", smsArray);

            //第二层
            requestJson.put("query", requestQuery);

            SmsInfo smsinfo = new SmsInfo();
            smsinfo.setSms(requestJson.toString());
            infos.add(smsinfo);
        }
        catch (Exception e){
            SmsInfo smsinfo = new SmsInfo();
            smsinfo.setSms("json obejct fail");
            infos.add(smsinfo);
        }


        //解析一个json字符串
        
        {
            String JSON =
                    "{" +
                            "   \"phone\" : [\"12345678\", \"87654321\"]," +
                            "   \"name\" : \"yuanzhifei89\"," +
                            "   \"age\" : 100," +
                            "   \"address\" : { \"country\" : \"china\", \"province\" : \"jiangsu\" }," +
                            "   \"married\" : false," +
                            "}";
            try {
                JSONTokener jsonParser = new JSONTokener(JSON);
                // 此时还未读取任何json文本，直接读取就是一个JSONObject对象
                JSONObject person = (JSONObject) jsonParser.nextValue();
                // 接下来的就是JSON对象的操作了
                person.getJSONArray("phone");
                person.getString("name");
                person.getInt("age");
                person.getJSONObject("address");
                person.getBoolean("married");
            } catch (Exception e) {
                // 异常处理代码
            }
        }