jsonLib 经典文章：http://json-lib.sourceforge.net/xref-test/net/sf/json/TestJSONObject.html
// 引入相应的包
//json-lib-2.2-jdk15.jar
import net.sf.json.JSONArray;import net.sf.json.JSONObject;
1. //把java 对象列表转换为json对象数组，并转为字符串
JSONArray array = JSONArray.fromObject(userlist);String jsonstr = array.toString();
2.//把java对象转换成json对象，并转化为字符串
JSONObject object = JSONObject.fromObject(invite);Log4jInit.ysulogger.debug(object.toString());
3.//把JSON字符串转换为JAVA 对象数组
String personstr = getRequest().getParameter("persons");JSONArray json = JSONArray.fromObject(personstr);List<InvoidPerson> persons = (List<InvoidPerson>)JSONArray.toCollection(json, nvoidPerson.class);4.//把JSON字符串转换为JAVA 对象
str = "{\&;lendperson\&;:\&;李四\&;,\&;lendcompany\&;:\&;有限公司\&;,\&;checkperson\&;:\&;李四\&;,\&;lenddate\&;:\&;2010-07-19T00:00:00\&;,\&;lendcounts\&;:4,\&;passports\&;:[{\&;passportid\&;:\&;d\&;,\&;name\&;:\&;李豫川\&;,\&;passporttype\&;:\&;K\&;},{\&;passportid\&;:\&;K9051\&;,\&;name\&;:\&;李平\&;,\&;passporttype\&;:\&;K\&;},{\&;passportid\&;:\&;K90517\&;,\&;name\&;:\&;袁寒梅\&;,\&;passporttype\&;:\&;K\&;},{\&;passportid\&;:\&;K905199\&;,\&;name\&;:\&;贺明\&;,\&;passporttype\&;:\&;K\&;}]}";JSONObject jsonobject = JSONObject.fromObject(str);PassportLendsEntity passportlends = null;try {//获取一个json数组JSONArray array = jsonobject.getJSONArray("passports");//将json数组 转换成 List<PassPortForLendsEntity>泛型List<PassPortForLendsEntity> list = new ArrayList<PassPortForLendsEntity>();for (int i = 0; i < array.size(); i++) { JSONObject object = (JSONObject)array.get(i); PassPortForLendsEntity passport = (PassPortForLendsEntity)JSONObject.toBean(object, PassPortForLendsEntity.class); if(passport != null){ list.add(passport); } }//转换PassportLendsEntity 实体类passportlends = (PassportLendsEntity)JSONObject.toBean(jsonobject, PassportLendsEntity.class);
停止每日在车水马龙的市井里忙碌的穿梭，
