java中对JSON格式数据进展解析和映射

/*JSONArray ja=JSONArray.fromObject(jsons);
System.out.println(ja.size());
ja.getJSONObject(0);*/

JSONObject joo=new JSONObject();
joo=JSONObject.fromObject(jsons);
DonateIntention bean = (DonateIntention)JSONObject.toBean(joo,DonateIntention.class ); 
System.out.println(bean.getName());