1.fastjson---List转JSONArray
1 List<T> list = new ArrayList<T>();
2 JSONArray array= JSONArray.parseArray(JSON.toJSONString(list));
2.fastjson---JSONArray转List
1 JSONArray array = new JSONArray();
2 List<EventColAttr> list = JSONObject.parseArray(array.toJSONString(), EventColAttr.class);
3.fastjson---字符串转List
String str = "";
List<T> list = JSONObject.parseArray(str,T.class);
4.fastjson---list集合转换为json字符串
JSON.stringify(list)
搬运自:https://blog.csdn.net/u014736629/article/details/80521581