android 解析json数据格式

来源:互联网 发布:邱泽 知乎 编辑:程序博客网 时间:2024/06/05 08:41
json数据格式解析我自己分为两种;一种是普通的,一种是带有数组形式的; 普通形式的:服务器端返回的json数据格式如下:{"userbean":{"Uid":"100196","Showname":"\u75af\u72c2\u7684\u7334\u5b50","Avtar":null,"State":1}}分析代码如下:// TODO 状态处理 500 200                int res = 0;                res = httpClient.execute(httpPost).getStatusLine().getStatusCode();                if (res == 200) {                    /*                     * 当返回码为200时,做处理                     * 得到服务器端返回json数据,并做处理                     * */                    HttpResponse httpResponse = httpClient.execute(httpPost);                    StringBuilder builder = new StringBuilder();                    BufferedReader bufferedReader2 = new BufferedReader(                            new InputStreamReader(httpResponse.getEntity().getContent()));                    String str2 = "";                    for (String s = bufferedReader2.readLine(); s != null; s = bufferedReader2                            .readLine()) {                        builder.append(s);                    }                    Log.i("cat", ">>>>>>" + builder.toString());JSONObject jsonObject = new JSONObject(builder.toString())                        .getJSONObject("userbean");                String Uid;                String Showname;                String Avtar;                String State;                Uid = jsonObject.getString("Uid");                Showname = jsonObject.getString("Showname");                Avtar = jsonObject.getString("Avtar");                State = jsonObject.getString("State");带数组形式的:服务器端返回的数据格式为:{"calendar":    {"calendarlist":            [            {"calendar_id":"1705","title":"(\u4eb2\u5b50)ddssd","category_name":"\u9ed8\u8ba4\u5206\u7c7b","showtime":"1288927800","endshowtime":"1288931400","allDay":false},            {"calendar_id":"1706","title":"(\u65c5\u884c)","category_name":"\u9ed8\u8ba4\u5206\u7c7b","showtime":"1288933200","endshowtime":"1288936800","allDay":false}            ]    }}分析代码如下:// TODO 状态处理 500 200                int res = 0;                res = httpClient.execute(httpPost).getStatusLine().getStatusCode();                if (res == 200) {                    /*                     * 当返回码为200时,做处理                     * 得到服务器端返回json数据,并做处理                     * */                    HttpResponse httpResponse = httpClient.execute(httpPost);                    StringBuilder builder = new StringBuilder();                    BufferedReader bufferedReader2 = new BufferedReader(                            new InputStreamReader(httpResponse.getEntity().getContent()));                    String str2 = "";                    for (String s = bufferedReader2.readLine(); s != null; s = bufferedReader2                            .readLine()) {                        builder.append(s);                    }                    Log.i("cat", ">>>>>>" + builder.toString());                    /**                     * 这里需要分析服务器回传的json格式数据,                     */                    JSONObject jsonObject = new JSONObject(builder.toString())                            .getJSONObject("calendar");                    JSONArray jsonArray = jsonObject.getJSONArray("calendarlist");                    for(int i=0;i<jsonArray.length();i++){                        JSONObject jsonObject2 = (JSONObject)jsonArray.opt(i);                        CalendarInfo calendarInfo = new CalendarInfo();                        calendarInfo.setCalendar_id(jsonObject2.getString("calendar_id"));                        calendarInfo.setTitle(jsonObject2.getString("title"));                        calendarInfo.setCategory_name(jsonObject2.getString("category_name"));                        calendarInfo.setShowtime(jsonObject2.getString("showtime"));                        calendarInfo.setEndtime(jsonObject2.getString("endshowtime"));                        calendarInfo.setAllDay(jsonObject2.getBoolean("allDay"));                        calendarInfos.add(calendarInfo);                    }总结,普通形式的只需用JSONObject ,带数组形式的需要使用JSONArray 将其变成一个list。


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