基於阿里fastJson解析json字串
阿新 • • 發佈:2018-12-26
1、json示例
{ "pageSize":20, // 每頁顯示多少 "toPage":1, // 當前頁碼 "totalCount":1, // 一共多少條 "totalPages":1, // 一共多少頁 "success":true, "errorCode":null, "other":null, "msgCode":null, "msgInfo":null, "messages":[], "result":[{ "id":12362, //關鍵字ID "keyword":"杭州 交通事故", //關鍵字內容 "topicId":6544, //關鍵字專題ID "createdAt":"2016-04-28T03:09:12.000Z", "updatedAt":"2016-04-28T03:09:12.000Z", "spiderTopics":[{ "id":2252, //站點組ID,用於輿情搜尋時,指定的spiderTopicId "name":"新聞" //站點組名稱 },{ "id":2253, "name":"微博" }] }] }
2、Java程式碼
JSONObject json = JSONObject.parseObject("待解析的json字串"); System.out.println(JSONObject.toJSONString(json, true)); JSONArray array = json.getJSONArray("result"); List<Keyword> keywords = new ArrayList<>(); for (int i = 0; i < array.size(); i++) { JSONObject jo = array.getJSONObject(i); assertEquals(topic.getId(), jo.getInteger("topicId")); keywords.add(new Keyword(topic, jo.getInteger("id"), jo.getString("keyword"), null, jo.getJSONArray("spiderTopics"), jo.getString("updatedAt"), jo.getString("createdAt"))); }