checkoutaction.java

struts hibernate框架 商场买卖

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.shopping.struts.action.order;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Hashtable;
import java.util.Iterator;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.shopping.dao.UnifyDao;
import com.shopping.factory.DAOFactory;
import com.shopping.struts.form.CheckOutForm;
import com.shopping.vo.Item;
import com.shopping.vo.Lineitem;
import com.shopping.vo.Salesorder;
import com.shopping.vo.User;

public class CheckOutAction extends Action {
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		CheckOutForm checkOutForm = (CheckOutForm) form;// TODO Auto-generated
														// method stub
		UnifyDao ud = null;
		try {
			ud = (UnifyDao) DAOFactory
					.getBean("com.shopping.dao.imp.ItemDaoImp");
		} catch (InstantiationException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (IllegalAccessException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (ClassNotFoundException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

		UnifyDao userDao = null;
		try {
			userDao = (UnifyDao) DAOFactory
					.getBean("com.shopping.dao.imp.UserDaoImp");
		} catch (InstantiationException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (IllegalAccessException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (ClassNotFoundException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

		UnifyDao orderDao = null;
		try {
			orderDao = (UnifyDao) DAOFactory
					.getBean("com.shopping.dao.imp.OrderDaoImp");
		} catch (InstantiationException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (IllegalAccessException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (ClassNotFoundException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		String payment = checkOutForm.getPayment();
		String comment = checkOutForm.getComment();
		String shipping = checkOutForm.getShipping();
		String email = checkOutForm.getEmail();
		String fullName = checkOutForm.getFullName();
		String postcode = checkOutForm.getPostalCode();
		String phone = checkOutForm.getPhone();
		String address = checkOutForm.getAddress();
		double totalprice = (Double) request.getSession().getAttribute(
				"totalPrice");
		int total_quantity = (Integer) request.getSession().getAttribute(
				"total_quantity");
		String username = (String) request.getSession()
				.getAttribute("username");
		Hashtable<Integer, Integer> ht = (Hashtable) request.getSession()
				.getAttribute("ht");
		User user = (User) userDao.getTableByName(username);
		// System.out.println(comment);

		Salesorder order = new Salesorder();
		order.setAddr(address);
		order.setComment(comment);
		order.setEmail(email);
		order.setOdate(new Date());
		order.setName(fullName);
		SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
		String nowdate = sdf.format(new Date());
		String no = Long.parseLong(nowdate)
				+ new Double(Math.random() * System.currentTimeMillis())
						.toString().substring(0, 9);
		order.setOrderno(no);
		order.setPayment(payment);
		order.setPostcode(postcode);
		order.setTotalprice(totalprice);
		order.setShippingWay(shipping);
		order.setStatus("[未确认]");
		order.setPhone(phone);
		order.setUser(user);

		Integer item_id;
		Integer item_quantity;
		Item item;

		for (Iterator it = ht.keySet().iterator(); it.hasNext();) {
			item_id = (Integer) it.next();
			// System.out.println(item_id);
			item = (Item) ud.getTableById(item_id);
			item.setProStorage(item.getProStorage()-1);
			ud.updateTable(item);
			item_quantity = ht.get(item_id);
			// System.out.println(item_quantity);
			double baseprice = item.getPrice() * item_quantity;
			Lineitem lineitem = new Lineitem(item, order, item_quantity,
					baseprice);
			order.getLineitems().add(lineitem);
		}

		if (orderDao.insertTable(order)) {
			ht = new Hashtable<Integer, Integer>();
			request.getSession().setAttribute("ht", ht);
			request.getSession().setAttribute("totalPrice", 0);
			request.getSession().setAttribute("total_quantity", 0);
			request.getSession().setAttribute("order", order);

			return mapping.findForward("success");
		}

		return mapping.getInputForward();
	}
}