Map里的jsonArray转对象集合

用fastjson

 List<DeviceInfo> list = new ArrayList<>();
        Map<String, Object> data = requestVO.getData();
        //data为map
        JSONObject jsonObject = JSONObject.parseObject(JSON.toJSONString(data));
        String arraylist = jsonObject.getString("list");
        JSONArray array = JSONArray.parseArray(arraylist);
        for(int i=0; i<array.size();i++){
            Object s = array.get(i);
            DeviceInfo deviceInfo = JSON.parseObject(JSON.toJSONString(s), DeviceInfo.class);
            list.add(deviceInfo);
        }

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转载自blog.csdn.net/reee112/article/details/84875104