kafka消息传输时的对象转字符串时所需 -json String 转list 、set、 Long、 String 、map 与json Iterator遍历

JSONObject jsonObject = new JSONObject(jsonString);
        Iterator iterator = jsonObject.keys();
while(iterator.hasNext()){
            key = (String) iterator.next();
        value = jsonObject.getString(key);
}

private static Map<String, List<NewNet>> toMap(Object object) {
        Map<String, List<NewNet>> data = new HashMap<String, List<NewNet>>();
        JSONObject jsonObject = JSONObject.fromObject(object);
        Iterator ite = jsonObject.keys();
        while (ite.hasNext()) {
            String key = String.valueOf(ite.next());
            JSONArray obj = JSONArray.fromObject(jsonObject.get(String.valueOf(key)));
            Iterator<Object> it = obj.iterator();
            while (it.hasNext()) {
                    JSONObject Obj= JSONObject.fromObject(it.next());
                    NewNet value = (NewNet) Obj.toBean(Obj,NewNet.class);
                    if(data.keySet().contains(key)){
                        data.get(key).add(value);
                    }else{
                        List<NewNet> List=new ArrayList<NewNet>();
                        List.add(value);
                        data.put(key, List);
                    }
            }
 
        }
        return data;
    }

public static List<RPingCheckParamsDto> jsonToVar(String jsons){
            JSONArray objs = JSONArray.fromObject(jsons);
            Iterator<JSONObject> it = objs.iterator();
            List<RPingCheckParamsDto> dtos = new ArrayList<RPingCheckParamsDto>();
            while (it.hasNext()) {
                JSONObject ob = (JSONObject) it.next();
                RPingCheckParamsDto dto = new RPingCheckParamsDto();
                if(ob.getString("device")!=null){
                   dto.setDevice((Device)JSONObject.toBean(JSONObject.fromObject(ob.
                           get("device")),Device.class));
                }
                if(ob.getString("starttime")!=null){
                    dto.setStarttime((Long)ob.get("starttime"));
                }
                if(ob.getString("type")!=null){
                    dto.setType((Integer)ob.get("type"));
                }
                if(ob.getString("segs")!=null){
                   dto.setSegs((ArrayList<IPTreeNodeBean>)JSONArray.toList(JSONArray.
                           fromObject(ob.get("segs")),IPTreeNodeBean.class));
                }
               if(ob.getString("assignedIps")!=null){
                 ArrayList<String>  Ps = (ArrayList<String>)JSONArray.toCollection(JSONArray.
                         fromObject(ob.get("assignedIps")));
                 Set<String> bs = new HashSet<String>();
                 for(String p:Ps){
                     bs.add(p);
                       }
                if(ob.getString("nsegs")!=null){
                   dto.setNsegs((ArrayList<NewNet>)JSONArray.toList(JSONArray.
                       fromObject(ob.get("nsegs")),NewNet.class));
                }
              dto.setAssignedIps(bs);
               }
                if(dto!=null){
                    dtos.add(dto);
                }
            }
            return dtos;
        }

在信息解析的过程中发生很多bug ,直接gson去转，这里很是推荐这个，很好用，自定义类型的转化效率很高