基于jsp+servlet+mysql开发的蛋糕甜品店购物网站系统+sql数据库(毕设源码).zip

// // // package servlet; import java.io.IOException; import javax.servlet.ServletException; import java.io.InputStream; import java.util.Iterator; import java.util.List; import org.apache.commons.fileupload.FileUploadException; import javax.servlet.ServletResponse; import javax.servlet.ServletRequest; import java.io.FileOutputStream; import java.util.Date; import org.apache.commons.fileupload.FileItem; import model.Goods; import org.apache.commons.fileupload.FileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServletRequest; import service.GoodsService; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; @WebServlet(name = "admin_goods_edit", urlPatterns = { "/admin/goods_edit" }) public class AdminGoodsEditServlet extends HttpServlet { private GoodsService gService; public AdminGoodsEditServlet() { this.gService = new GoodsService(); } protected void doGet(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException { final DiskFileItemFactory factory = new DiskFileItemFactory(); final ServletFileUpload upload = new ServletFileUpload((FileItemFactory)factory); try { final List<FileItem> list = (List<FileItem>)upload.parseRequest(request); final Goods g = new Goods(); int pageNumber = 1; int type = 0; for (final FileItem item : list) { if (item.isFormField()) { final String fieldName; switch ((fieldName = item.getFieldName()).hashCode()) { case -1185250762: { if (!fieldName.equals("image1")) { continue; } g.setImage1(item.getString("utf-8")); continue; } case -1185250761: { if (!fieldName.equals("image2")) { continue; } g.setImage2(item.getString("utf-8")); continue; } case -858802731: { if (!fieldName.equals("typeid")) { continue; } g.setTypeid(Integer.parseInt(item.getString("utf-8"))); continue; } case 3355: { if (!fieldName.equals("id")) { continue; } g.setId(Integer.parseInt(item.getString("utf-8"))); continue; } case 3373707: { if (!fieldName.equals("name")) { continue; } g.setName(item.getString("utf-8")); continue; } case 3575610: { if (!fieldName.equals("type")) { continue; } type = Integer.parseInt(item.getString("utf-8")); continue; } case 94852023: { if (!fieldName.equals("cover")) { continue; } g.setCover(item.getString("utf-8")); continue; } case 100361836: { if (!fieldName.equals("intro")) { continue; } g.setIntro(item.getString("utf-8")); continue; } case 106934601: { if (!fieldName.equals("price")) { continue; } g.setPrice(Float.parseFloat(item.getString("utf-8"))); continue; } case 109770518: { if (!fieldName.equals("stock")) { continue; } g.setStock(Integer.parseInt(item.getString("utf-8"))); continue; } case 1144767160: { if (!fieldName.equals("pageNumber")) { continue; } pageNumber = Integer.parseInt(item.getString("utf-8")); continue; } } } else { if (item.getInputStream().available() <= 0) { continue; } String fileName = item.getName(); fileName = fileName.substring(fileName.lastIndexOf(".")); fileName = "/" + new Date().getTime() + fileName; final String path = String.valueOf(this.getServletContext().getRealPath("/picture")) + fileName; final InputStream in = item.getInputStream(); final FileOutputStream out = new FileOutputStream(path); final byte[] buffer = new byte[1024]; int len = 0; while ((len = in.read(buffer)) > 0) { out.write(buffer); } in.close(); out.close(); item.delete(); final String fieldName2; switch ((fieldName2 = item.getFieldName()).hashCode()) { case -1185250762: { if (!fieldName2.equals("image1")) { continue; } g.setImage1("/picture" + fileName); continue; } case -1185250761: { if (!fieldName2.equals("image2")) { continue; } g.setImage2("/picture" + fileName); continue; } case 94852023: { if (!fieldName2.equals("cover")) { continue; } g.setCover("/picture" + fileName); continue; } default: { continue; } } } } this.gService.update(g); request.getRequestDispatcher("/admin/goods_list?pageNumber=" + pageNumber + "&type=" + type).forward((ServletRequest)request, (ServletResponse)response); } catch (FileUploadException e) { e.printStackTrace(); } } protected void doPost(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException { this.doGet(request, response); } }