Java Web 电子商城项目源码

package com.mycompany.struts.action; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.ActionForm; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.action.ActionForward; import com.mycompany.struts.dao.SmallTypeDao; import com.mycompany.struts.form.GoodsForm; import com.mycompany.util.UploadFile; import org.apache.struts.action.Action; import org.apache.struts.upload.FormFile; import com.mycompany.struts.dao.*; import java.util.List; import com.mycompany.util.*; import javax.servlet.http.HttpSession; import java.io.UnsupportedEncodingException; //商品的Action public class GoodsAction extends Action { private int action; private GoodsDao dao = null; private SmallTypeDao small = null; private HttpSession session = null; public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setCharacterEncoding("gb2312"); this.dao = new GoodsDao(); small = new SmallTypeDao(); action = Integer.parseInt(request.getParameter("action")); session = request.getSession(); switch (action) { case 0: { return goodSelect(mapping, form, request, response); // 查询全部商品信息 } case 1: { return goodForward(mapping, form, request, response); // 转向页面 } case 2: { return selectSmallName(mapping, form, request, response); // 查询小类别的名称 } case 3: { return saveGoods(mapping, form, request, response); // 把从页面中信息存储在bean中 } case 5: { return selectOneGoods(mapping, form, request, response); // 查看商品的详细信息 } case 6: { return deleteGoods(mapping, form, request, response); // 删除商品信息 } case 7: { return goodSelectDiscount(mapping, form, request, response); // 按特价商品信息查询 } case 8: { return goodSelectSmall(mapping, form, request, response); // 按小类别商品信息查询 } case 9: { return goodSelectBig(mapping, form, request, response); // 按大类别商品信息查询 } case 10: { return managerCurrentPirceForward(mapping, form, request, response); // 转向特价商品页面 } case 11: { return managerCurrentPirce(mapping, form, request, response); // 设置特价价格 } } GoodsForm goodsForm = (GoodsForm) form; throw new java.lang.UnsupportedOperationException( "Method $execute() not yet implemented."); } // 设置特价价格 public ActionForward managerCurrentPirce(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { GoodsForm goodsForm = (GoodsForm) form; String discount = request.getParameter("discount").trim(); String id = request.getParameter("id").trim(); if (discount.equals("0")) { goodsForm.setCurrentPrice(Float.valueOf("0")); goodsForm.setDiscount(Integer.valueOf("0")); goodsForm.setId(Integer.valueOf(id)); dao.managerPrice(goodsForm); request.setAttribute("result", "删除特价成功！！"); } else { String current = request.getParameter("current").trim(); goodsForm.setCurrentPrice(Float.valueOf(current)); goodsForm.setDiscount(Integer.valueOf(discount)); goodsForm.setId(Integer.valueOf(id)); dao.managerPrice(goodsForm); request.setAttribute("result", "设置特价成功！！"); } return mapping.findForward("goodsOperation"); } // 转向特价商品页面 public ActionForward managerCurrentPirceForward(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { request.setAttribute("form", dao.selectOneGoods(Integer.valueOf(request .getParameter("id")))); return mapping.findForward("managerCurrentPirce"); } // 后台按大类别商品信息查询 public ActionForward goodSelectBig(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list = null; list = dao.selectBig(Integer.valueOf(request.getParameter("big"))); int pageNumber = list.size(); // 计算出有多少条记录 int maxPage = pageNumber; // 计算有多少页数 String number = request.getParameter("i"); if (maxPage % 6 == 0) { maxPage = maxPage / 6; } else { maxPage = maxPage / 6 + 1; } if (number == null) { number = "0"; } request.setAttribute("number", String.valueOf(number)); request.setAttribute("maxPage", String.valueOf(maxPage)); request.setAttribute("pageNumber", String.valueOf(pageNumber)); request.setAttribute("list", list); return mapping.findForward("goodSelectBig"); } // 后台按小类别商品信息查询 public ActionForward goodSelectSmall(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list = null; list = dao.selectSmall(Integer.valueOf(request.getParameter("small"))); int pageNumber = list.size(); // 计算出有多少条记录 int maxPage = pageNumber; // 计算有多少页数 String number = request.getParameter("i"); if (maxPage % 6 == 0) { maxPage = maxPage / 6; } else { maxPage = maxPage / 6 + 1; } if (number == null) { number = "0"; } request.setAttribute("number", String.valueOf(number)); request.setAttribute("maxPage", String.valueOf(maxPage)); request.setAttribute("pageNumber", String.valueOf(pageNumber)); request.setAttribute("list", list); return mapping.findForward("goodSelectSmall"); } // 后台按特价商品信息查询 public ActionForward goodSelectDiscount(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list = null; list = dao.selectDiscount(Integer.valueOf(request.getParameter("discount"))); int pageNumber = list.size(); // 计算出有多少条记录 int maxPage = pageNumber; // 计算有多少页数 String number = request.getParameter("i"); if (maxPage % 6 == 0) { maxPage = maxPage / 6; } else { maxPage = maxPage / 6 + 1; } if (number == null) { number = "0"; } request.setAttribute("number", String.valueOf(number)); request.setAttribute("maxPage", String.valueOf(maxPage)); request.setAttribute("pageNumber", String.valueOf(pageNumber)); request.setAttribute("list", list); return mapping.findForward("goodSelectDiscount"); } // 后台删除商品的操作 public ActionForward deleteGoods(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { dao.deleteGoods(Integer.valueOf(request.getParameter("id"))); request.setAttribute("result", "删除商品信息成功"); return mapping.findForward("goodsOperation"); } // 后台查看商品的详细信息 public ActionForward selectOneGoods(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { request.setAttribute("form", dao.selectOneGoods(Integer.valueOf(request .getParameter("id")))); return mapping.findForward("selectContent"); } // 后台添加商品的信息 public ActionForward saveGoods(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { UploadFile uploadFile = new UploadFile(); GoodsForm goodsForm = (GoodsForm) form; String dir = servlet.getServletContext().getRealPath("/goodsPicture"); FormFile formFile = goodsForm.getFormFile(); String getType = formFile.getFileName().substring( formFile.getFileName().lastIndexOf(".") + 1); String result = "添加商品信息失败"; String imageType[] = { "JPG", "jpg", "gif", "bmp", "BMP" }; for (int ii = 0; ii < imageType.length; ii++) { if (imageType[ii].equals(getType)) { goodsForm.setBig(Integer.valueOf(request.getParameter("big"))); goodsForm.setSmall(Integer.valueOf(request.getParameter("small"))); goodsForm.setName(request.getParameter("name")); goodsForm.setFrom(request.getParameter("from")