基于java代码网上商城（包含前后台管理）

package com.daowen.action; import java.io.IOException; import java.io.PrintWriter; import java.io.UnsupportedEncodingException; import java.text.MessageFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.daowen.bll.SystemParam; import com.daowen.dal.DALBase; import com.daowen.entity.Attachement; import com.daowen.entity.Comment; import com.daowen.entity.Dingdan; import com.daowen.entity.Dingdanitems; import com.daowen.entity.Huiyuan; import com.daowen.entity.Shangpin; import com.daowen.util.PagerMetal; public class DingdanAction extends PageActionBase { public void onLoad() { String actiontype = request.getParameter("actiontype"); System.out.println("actiontype=" + actiontype); if (actiontype == null) return; if (actiontype.equals("modifyAmount")) { modifyAmount(); } if (actiontype.equals("shopcart")) { shopcart(); } if (actiontype.equals("clearshopcart")) { clearshopcart(); } if (actiontype.equals("removeShangpin")) { removeShangpin(); } if (actiontype.equals("payfor")) fukuan(); if (actiontype.equals("fahuo")) fahuo(); if (actiontype.equals("qianshou")) qianshou(); if (actiontype.equals("cancel")) cancel(); } private void cancel() { String ddid = request.getParameter("ddid"); String errorurl = request.getParameter("errorurl"); if (ddid != null) { Dingdan dingdan = (Dingdan) DALBase.load("dingdan", "where id=" + ddid); dingdan.setStatus("已取消"); DALBase.update(dingdan); } String forwardurl = request.getParameter("forwardurl"); if (forwardurl != null) try { response.sendRedirect(SystemParam.getSiteRoot() + forwardurl); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } private void qianshou() { String ddid = request.getParameter("ddid"); String des = request.getParameter("des"); String commentren = request.getParameter("commentren"); String photo = request.getParameter("photo"); String defen = request.getParameter("defen"); if (ddid == null) return; Dingdan dingdan = (Dingdan) DALBase.load("dingdan", "where id=" + ddid); dingdan.setStatus("已收货"); DALBase.update(dingdan); List<Dingdanitems> itemlist = (List<Dingdanitems>) DALBase.getEntity( "dingdanitems", "where ddno='" + dingdan.getDdno() + "'"); if (itemlist != null) { for (Dingdanitems temitem : itemlist) { Comment comment = new Comment(); comment.setBelongid(String.valueOf(temitem.getSpid())); comment.setCommentcontent(des == null ? "" : des); comment.setXtype("shangpin"); comment.setPhoto(photo); comment.setCommenttime(new Date()); comment.setCommentren(commentren); if (defen != null) comment.setDefen(Integer.parseInt(defen)); DALBase.save(comment); } } String forwardurl = request.getParameter("forwardurl"); if (forwardurl != null) try { response.sendRedirect(SystemParam.getSiteRoot() + forwardurl); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } private void fahuo() { String ddid = request.getParameter("ddid"); String fahuoren = request.getParameter("fahuoren"); String wltype = request.getParameter("wltype"); String wlorderno = request.getParameter("wlorderno"); if (ddid != null) { Dingdan dingdan = (Dingdan) DALBase.load("dingdan", "where id=" + ddid); List<Dingdanitems> itemlist = (List<Dingdanitems>) DALBase.getEntity("dingdanitems", "where ddno='"+dingdan.getDdno()+"'"); if(itemlist!=null){ for(Dingdanitems temitem :itemlist){ Shangpin temShangpin=(Shangpin)DALBase.load("shangpin", "where id="+temitem.getSpid()); if(temShangpin!=null) { temShangpin.setKucun(temShangpin.getKucun()-temitem.getShuliang()); DALBase.update(temShangpin); } } } dingdan.setStatus("已发货"); dingdan.setFahuoren(fahuoren); dingdan.setWlorderno(wlorderno == null ? "" : wlorderno); dingdan.setWltype(wltype == null ? "" : wltype); dingdan.setFahuotime(new Date()); DALBase.update(dingdan); } String forwardurl = request.getParameter("forwardurl"); if (forwardurl != null) try { response.sendRedirect(SystemParam.getSiteRoot() + forwardurl); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } private void fukuan() { String ddid = request.getParameter("ddid"); String accountname = request.getParameter("accountname"); String paypwd = request.getParameter("paypwd"); String errorurl = request.getParameter("errorurl"); if (ddid == null || accountname == null) return; Huiyuan hy = (Huiyuan) DALBase.load("huiyuan", "where accountname='" + accountname + "'"); if ((paypwd != null && !paypwd.equals(hy.getPaypwd())) || paypwd == null) { request.setAttribute("errormsg", "<label class='error'>支付密码不正确请重新输入</label>"); try { request.getRequestDispatcher(errorurl).forward(request, response); } catch (ServletException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } return; } Dingdan dingdan = (Dingdan) DALBase.load("dingdan", "where id=" + ddid); if (hy.getYue() < dingdan.getTotalprice()) { request.setAttribute("errormsg", "<label class='error'>账户余额不足于支付订单,请充值</label>"); try { request.getRequestDispatcher("/e/huiyuan/fukuan.jsp?id=" + ddid) .forward(request, response); return; } catch (Exception e) { e.printStackTrace(); } } if (hy.getJifen() < dingdan.getTotaljifen()) { request.setAttribute("errormsg", "<label class='error'>账户积分不足于支付订单,请充积分</label>"); try { request.getRequestDispatcher("/e/huiyuan/fukuan.jsp?id=" + ddid) .forward(request, response); return; } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } hy.setYue((float) (hy.getYue() - dingdan.getTotalprice())); hy.setJifen(hy.getJifen() - (int) dingdan.getTotaljifen()); hy.setJifen(hy.getJifen() + (int) dingdan.getTotalprice()); DALBase.update(hy); dingdan.setStatus("已付款"); DALBase.update(dingdan); request.getSession().setAttribute("huiyuan", hy); String forwardurl = request.getParameter("forwardurl"); if (forwardurl != null) try { response.sendRedirect(SystemParam.getSiteRoot() + forwardurl); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } /* * 修改购物车数量 */ private void modifyAmount() { int spid = Integer.parseInt(request.getParameter("spid")); String shuliang = request.getParameter("shuliang"); int shuliang1=DALBase.getkucun(spid); // System.out.print("kucun shuliag+++++++++++++++++++++++"+shuliang1); List<Dingdanitems> temlist = (List<Dingdanitems>) request.getSession() .getAttribute("cart"); if(shuliang1>=Integer.parseInt(shuliang)){ if (temlist != null) { for (Iterator<Dingdanitems> it = temlist.iterator(); it.hasNext();) { Dingdanitems ddi = it.next(); if (ddi.getSpid() == new Integer(spid)) { ddi.setShuliang(new Integer(shuliang)); } } } cal