json-lib与jackson的比较

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json-lib的解析

public ResultData save1(HttpServletRequest request) {
// 得到字符串形式的数据
String orderStr = JsonUtils.formatStr(request.getParameter("order"));
String salesLegInfoesStr = request.getParameter("salesLegInfoes");
String postInfoStr = request.getParameter("postInfo");
String travellersStr = request.getParameter("travellers");
Map<String, Object> inMap = new HashMap<String, Object>();
SalesOrder order = null;
// 格式化json的时间,否则时间无法对应的保存
JSONUtils.getMorpherRegistry().registerMorpher(new DateMorpher(new String[] { "yyyy-MM-dd" }));
order = (SalesOrder) JSONObject.toBean(
JSONObject.fromObject(orderStr), SalesOrder.class);

/*List<SalesLegInfo> salesLegInfos = (List<SalesLegInfo>) JSONArray
.toCollection(JSONArray.fromObject(salesLegInfoesStr),
SalesLegInfo.class);*/
/*
List<SalesLegInfo> salesLegInfos = new ArrayList<SalesLegInfo>();
JSONArray salesLegInfoesArr = JSONArray.fromObject(salesLegInfoesStr);

for(int i= 0;i<salesLegInfoesArr.size();i++){
JSONObject salesLegInfoeJson = (JSONObject)salesLegInfoesArr.get(i);

SalesLegInfo salesLegInfo = (SalesLegInfo)JSONObject.toBean((JSONObject.fromObject(salesLegInfoesArr.get(i))).discard("salesFreightRates"),SalesLegInfo.class);

List<SalesFreightRate> salesFreightRates = (List<SalesFreightRate>)JSONArray
.toCollection(JSONArray.fromObject(salesLegInfoeJson.get("salesFreightRates")),
SalesFreightRate.class);
salesLegInfo.setSalesFreightRates(salesFreightRates);
salesLegInfos.add(salesLegInfo);
}

SalesPostInfo postInfo = (SalesPostInfo) JSONObject.toBean(
JSONObject.fromObject(postInfoStr), SalesPostInfo.class);
JSONArray travellersJsonArr = JSONArray.fromObject(travellersStr);// 旅客信息
// 票的信息
List<SalesTraveller> travellers = new ArrayList<SalesTraveller>();
for (int i = 0; i < travellersJsonArr.size(); i++) {
JSONObject travellerJson = (JSONObject)travellersJsonArr.get(i);
SalesTraveller salesTraveller = (SalesTraveller) JSONObject.toBean(
JSONObject.fromObject(JsonUtils.formatStr((JSONObject.fromObject(travellersJsonArr.get(i))).discard("tickets").toString())),
SalesTraveller.class);

JSONArray ticketsJsonArr = JSONArray.fromObject(travellerJson.get("tickets"));

List<SalesTicket> tickets = new ArrayList<SalesTicket>();
for (int j = 0; j < ticketsJsonArr.size(); j++) {
JSONObject ticketJson = JSONObject.fromObject(ticketsJsonArr
.get(j));
if(!"null".equals(ticketJson.toString())&&ticketJson!=null&&!"".equals(ticketJson)){
SalesTicket ticket = (SalesTicket) JSONObject.toBean(JSONObject
.fromObject(JsonUtils.formatStr(ticketJson.discard("ticketUnites").toString())),
SalesTicket.class);

List<SalesTicketUnite> ticketUnite = (List<SalesTicketUnite>) JSONArray
.toCollection(JSONArray.fromObject(((JSONObject)ticketsJsonArr
.get(j)).get("ticketUnites")), SalesTicketUnite.class);

ticket.setTicketUnites(ticketUnite);
tickets.add(ticket);
}
}
salesTraveller.setSalesTickets(tickets);
travellers.add(salesTraveller);
}
order.setSalesLegInfos(salesLegInfos);
order.setSalesPostInfo(postInfo);
order.setSalesTravellers(travellers);
salesOrderService.save(order);
inMap.put("order", order);
return new ResultData(inMap);
}

jackson的解析

public ResultData save(HttpServletRequest request) {
// 得到字符串形式的数据
Map<String, Object> rMap = new HashMap<String, Object>();
String orderStr = JsonUtils.formatStr(request.getParameter("order"));
String salesLegInfoesStr = request.getParameter("salesLegInfoes");
String postInfoStr = request.getParameter("postInfo");
String travellersStr = request.getParameter("travellers");
ObjectMapper mapper= new ObjectMapper();
mapper.getSerializationConfig().setDateFormat(new SimpleDateFormat("yyyy-MM-dd"));
SalesOrder order = null;
List<SalesLegInfo> salesLegInfoList = new ArrayList<SalesLegInfo>();
try {
order = mapper.readValue(orderStr, SalesOrder.class);
SalesPostInfo salesPostInfo = mapper.readValue(postInfoStr, SalesPostInfo.class);

List<LinkedHashMap<String, Object>> salesLegInfoMapList = mapper.readValue(salesLegInfoesStr, List.class);
for(LinkedHashMap<String, Object> map: salesLegInfoMapList){
List<SalesFreightRate> salesFreightRates = mapper.readValue(map.get("salesFreightRates").toString(),
new TypeReference<List<SalesFreightRate>>() {});
map.remove("salesFreightRates");
SalesLegInfo salesLegInfo = mapper.convertValue(map, SalesLegInfo.class);
salesLegInfo.setSalesFreightRates(salesFreightRates);
salesLegInfoList.add(salesLegInfo);
}
List<LinkedHashMap<String, Object>> travellersMapList = mapper.readValue(travellersStr, List.class);
List<SalesTraveller> travellers = new ArrayList<SalesTraveller>();

for (LinkedHashMap<String, Object> map: travellersMapList) {
List<LinkedHashMap<String, Object>> ticketsMapList = mapper.readValue(map.get("tickets").toString(), List.class);
List<SalesTicket> tickets = new ArrayList<SalesTicket>();
for (LinkedHashMap<String, Object> inMap: ticketsMapList) {
List<SalesTicketUnite> ticketUnites = mapper.readValue(inMap.get("ticketUnites").toString(),
new TypeReference<List<SalesTicketUnite>>() {});
inMap.remove("ticketUnites");
SalesTicket ticket = mapper.convertValue(inMap, SalesTicket.class);
ticket.setTicketUnites(ticketUnites);
tickets.add(ticket);
}
map.remove("tickets");
SalesTraveller salesTraveller = mapper.convertValue(map, SalesTraveller.class);
salesTraveller.setSalesTickets(tickets);
travellers.add(salesTraveller);
}
order.setSalesLegInfos(salesLegInfoList);
order.setSalesPostInfo(salesPostInfo);
order.setSalesTravellers(travellers);
salesOrderService.save(order);
rMap.put("order", order);
} catch (JsonParseException e) {
e.printStackTrace();
} catch (JsonMappingException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return new ResultData(rMap);
}