SpringMVC+Hibernate3.2+mysql

package com.control; import java.util.Collection; import java.util.Set; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.multiaction.MultiActionController; import com.dao.IOrderDao; import com.vo.Item; import com.vo.Order; public class OrderControl extends MultiActionController { private IOrderDao orderDao; private String sucpage; private String delsucpage; private String upsucpage; private String orderpage; public String getOrderpage() { return orderpage; } public void setOrderpage(String orderpage) { this.orderpage = orderpage; } public String getDelsucpage() { return delsucpage; } public void setDelsucpage(String delsucpage) { this.delsucpage = delsucpage; } public String getSucpage() { return sucpage; } public void setSucpage(String sucpage) { this.sucpage = sucpage; } public IOrderDao getOrderDao() { return orderDao; } public void setOrderDao(IOrderDao orderDao) { this.orderDao = orderDao; } public ModelAndView add(HttpServletRequest req, HttpServletResponse res) { System.out.println("control"); String orderName = req.getParameter("orderName"); String itemName = req.getParameter("itemName"); int mount = Integer.parseInt(req.getParameter("itemAcc")); float totle = Float.parseFloat(req.getParameter("totle")); Item item = new Item(); item.setMount(mount); item.setName(itemName); Order order = new Order(); order.setAccount(totle); order.setName(orderName); item.setOrder(order); orderDao.addOrder(item); return new ModelAndView(this.getSucpage(), "item", item); } public ModelAndView del(HttpServletRequest req, HttpServletResponse res) { System.out.println("aaa"); String orderName = req.getParameter("orderName"); System.out.println(orderName); Order order = orderDao.findOrder(orderName); //Order order = orderDao.findOrder(orderId); orderDao.delOrder(order); return new ModelAndView(this.getDelsucpage()); } public ModelAndView update(HttpServletRequest req, HttpServletResponse res) { System.out.println("update"); int mount = Integer.parseInt(req.getParameter("mount")); float account = Float.valueOf(req.getParameter("account")); String orderName = req.getParameter("orderName"); Order order = orderDao.findOrder(orderName); //Order order = orderDao.findOrder(orderId); Set items = order.getItem(); Item item = null; for (Object obj : items) { item = (Item) obj; System.out.println(order.getName() + "==>" + item.getMount()); } item.setMount(mount); item.setOrder(order); order.setAccount(account); orderDao.update(order); return new ModelAndView(this.getUpsucpage()); } public ModelAndView findAll(HttpServletRequest req, HttpServletResponse res) { Collection<Order> col=orderDao.findAllOrder(); System.out.println("findAll"); for(Object obj:col){ Order order=(Order) obj; System.out.println(order.getId()+"\t"+order.getName()+"\t"+order.getAccount()); } HttpSession session = req.getSession(); session.setAttribute("col", col); return new ModelAndView(this.getOrderpage()); } public String getUpsucpage() { return upsucpage; } public void setUpsucpage(String upsucpage) { this.upsucpage = upsucpage; } }