毕业设计，安卓APP，基于Java开发的校园二手商品交易APP，包括PC端和安卓Anroid手机APP，内含Java完整源码

package com.ideabobo.action; import java.util.Date; import java.util.List; import javax.annotation.Resource; import javax.swing.*; import org.springframework.stereotype.Controller; import com.google.gson.Gson; import com.google.gson.JsonArray; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.JsonParser; import com.ideabobo.model.Bill; import com.ideabobo.model.Dingzuo; import com.ideabobo.model.Good; import com.ideabobo.model.Message; import com.ideabobo.model.Posts; import com.ideabobo.model.Replay; import com.ideabobo.model.User; import com.ideabobo.model.Yzmessage; import com.ideabobo.service.BaseService; import com.ideabobo.service.BillService; import com.ideabobo.service.DingzuoService; import com.ideabobo.service.GoodService; import com.ideabobo.service.PostsService; import com.ideabobo.service.ReplayService; import com.ideabobo.service.ShopService; import com.ideabobo.service.TypeService; import com.ideabobo.service.UserService; import com.ideabobo.util.GetNowTime; import com.ideabobo.util.IdeaAction; @Controller public class WehallAction extends IdeaAction { @Resource private BaseService baseService; @Resource private BillService billService; @Resource private ShopService shopService; @Resource private GoodService goodService; @Resource private DingzuoService dingzuoService; @Resource private TypeService typeService; @Resource private UserService userService; @Resource private PostsService postsService; @Resource private ReplayService replayService; public Gson gson = new Gson(); private static final long serialVersionUID = -3218238026025256103L; public String wehall(){ // String openid = request.getParameter("openid"); // session.put("openid", openid); return SUCCESS; } public void login(){ String username = request.getParameter("username"); String passwd = request.getParameter("passwd"); User user = new User(); user.setPasswd(passwd); user.setUsername(encodeGet(username)); User r = userService.find(user); if(r!=null){ renderJsonpObj(r); }else{ renderJsonpString("fail"); } } public void checkUser(){ User u = new User(); String username = request.getParameter("username"); u.setUsername(username); User r = userService.find(u); if(r!=null){ renderJsonpString("fail"); }else{ renderJsonpString("success"); } } public void updateUser(){ String tel = request.getParameter("tel"); String qq = request.getParameter("qq"); String wechat = request.getParameter("wechat"); String email = request.getParameter("email"); String birth = request.getParameter("birth"); String sex = request.getParameter("sex"); String id = request.getParameter("id"); String address = request.getParameter("address"); User user = userService.find(id); user.setId(Integer.parseInt(id)); user.setTel(tel); user.setWechat(wechat); user.setQq(qq); user.setEmail(email); user.setBirth(birth); user.setSex(encodeGet(sex)); user.setAddress(encodeGet(address)); userService.update(user); renderJsonpString("success"); } public void changePasswd(){ String passwd = request.getParameter("passwd"); String id = request.getParameter("id"); User user = userService.find(id); user.setPasswd(passwd); userService.update(user); renderJsonpString("success"); } public void register(){ User user = (User) getByRequest(new User(), true); String roletype = "2"; user.setRoletype(roletype); userService.save(user); renderJsonpString("success"); } public void listShop(){ renderJsonpObj(shopService.list()); } public void listGood(){ String type = request.getParameter("stype"); String sid = request.getParameter("sid"); String uid = request.getParameter("uid"); String statecn = request.getParameter("statecn"); Good g = new Good(); if (type != null&& !"".equals(type)) { g.setTypeid(type); } if(sid != null&& !"".equals(sid)){ g.setSid(sid); } if(uid != null&& !"".equals(uid)){ g.setUid(uid); } if(statecn != null&& !"".equals(statecn)){ statecn = encodeGet(statecn); g.setStatecn(statecn); } renderJsonpObj(goodService.list(g)); } public void listType(){ renderJsonpObj(typeService.list()); } public void saveDingzuo(){ Dingzuo dz = new Dingzuo(); dz.setRenshu(request.getParameter("renshu")); dz.setXingming(encodeGet(request.getParameter("xingming"))); dz.setShouji(request.getParameter("shouji")); dz.setShijian(request.getParameter("shijian")); dz.setTodate(request.getParameter("todate")); dz.setBeizhu(encodeGet(request.getParameter("beizhu"))); dz.setShopid(request.getParameter("shopid")); dz.setShopname(encodeGet(request.getParameter("shopname"))); dz.setOpenid(request.getParameter("openid")); dz.setNdate(GetNowTime.getNowTimeNian()); dingzuoService.save(dz); renderJsonpString("提交成功!"); } public void saveBill(){ Bill bill = (Bill) getByRequest(new Bill(), true); bill.setNdate(GetNowTime.getNowTimeNian()); bill.setStatecn("未付款"); billService.save(bill); renderJsonpString("提交成功!"); } public void updateGoodStatecn(){ String id = request.getParameter("id"); Good g = (Good) baseService.find(Integer.parseInt(id), Good.class); String statecn = request.getParameter("statecn"); statecn = encodeGet(statecn); g.setStatecn(statecn); baseService.update(g); renderJsonpString("0"); } public void saveBills(){ String bills = request.getParameter("bills"); bills = encodeGet(bills); JsonParser parser = new JsonParser(); JsonArray blist = parser.parse(bills).getAsJsonArray(); for(int i=0;i<blist.size();i++){ JsonElement jo = blist.get(i); JsonObject obj = (JsonObject) parser.parse(jo.toString()); Bill bill = new Bill(); bill.setTotal(obj.get("total").getAsString()); bill.setSid(obj.get("sid").getAsString()); bill.setShop(obj.get("shop").getAsString()); bill.setUid(obj.get("uid").getAsString()); bill.setUser(obj.get("user").getAsString()); bill.setNdate(GetNowTime.getNowTimeNian()); bill.setGids(obj.get("gids").getAsString()); bill.setGnames(obj.get("gnames").getAsString()); bill.setAddress(obj.get("address").getAsString()); bill.setTel(obj.get("tel").getAsString()); bill.setNote(obj.get("note").getAsString()); bill.setWay(obj.get("way").getAsString()); bill.setStatecn("未付款"); billService.save(bill); } renderJsonpString("提交成功!"); } public void listBillGoods(){ String gids = request.getParameter("gids"); String hql = "from Good u where u.id in ("+gids+")"; renderJsonpObj(baseService.list(hql)); } public void mybills(){ String hql = "from Bill t where 1=1"; String uid = request.getParameter("uid"); String sid = request.getParameter("sid");