shoppingaction.java

来自「有简单的网上书店需求及设计流程」· Java 代码 · 共 221 行

package org.wiely.action;

import java.util.Date;
import java.util.Iterator;
import java.util.Map;

import org.wiely.model.Cart;
import org.wiely.service.BookService;
import org.wiely.service.OrdersService;
import org.wiely.vo.Book;
import org.wiely.vo.OrderUser;
import org.wiely.vo.Orders;
import org.wiely.vo.User;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

/**
 * shoppingAction extends ActionSupport,it has three methods. one is
 * addCart(),the other is updateCart(),the last is checkout(). the three method
 * is provides the most funcitons of shopping online.
 * 
 * @author wiely
 * @version 1.0
 * @param bookService
 * @param ordersService
 * @param isbn
 * @param quantity
 * @param name
 * @param adress
 * @param totalprice
 * @param code
 * @param phone
 */
@SuppressWarnings("serial")
public class ShoppingAction extends ActionSupport {

	protected BookService bookService;
	protected OrdersService ordersService;
	String isbn;
	int quantity;
	String name;
	String adress;
	String code;
	String phone;

	public BookService getBookService() {
		return bookService;
	}

	public void setBookService(BookService bookService) {
		this.bookService = bookService;
	}

	public OrdersService getOrdersService() {
		return ordersService;
	}

	public void setOrdersService(OrdersService ordersService) {
		this.ordersService = ordersService;
	}

	public String getIsbn() {
		return isbn;
	}

	public void setIsbn(String isbn) {
		this.isbn = isbn;
	}

	public int getQuantity() {
		return quantity;
	}

	public void setQuantity(int quantity) {
		this.quantity = quantity;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getAdress() {
		return adress;
	}

	public void setAdress(String adress) {
		this.adress = adress;
	}

	public String getCode() {
		return code;
	}

	public void setCode(String code) {
		this.code = code;
	}

	public String getPhone() {
		return phone;
	}

	public void setPhone(String phone) {
		this.phone = phone;
	}

	/**
	 * @see addCart() *
	 * @return String
	 * @throws Exception
	 */
	@SuppressWarnings("unchecked")
	public String addCart() throws Exception {

		Book book = bookService.queryBookByBookisbn(isbn);

		Orders orders = new Orders();
		orders.setBook(book);
		orders.setBookacount(quantity);

		Map session = ActionContext.getContext().getSession();

		Cart cart;

		if (session.get("cart") != null) {
			cart = (Cart) session.get("cart");
		} else {
			cart = new Cart();
		}

		cart.addBook(isbn, orders);

		System.out.println(quantity);
		session.put("cart", cart);

		return "addsuccess";

	}

	/**
	 * 
	 * @return String
	 * @throws Exception
	 */
	@SuppressWarnings("unchecked")
	public String updateCart() throws Exception {

		Map<String, Cart> session = ActionContext.getContext().getSession();

		Cart cart;

		if (session.get("cart") != null) {
			cart = (Cart) session.get("cart");
		} else {
			cart = new Cart();
		}
		cart.updateCart(isbn, quantity);

		session.put("cart", cart);

		return "updatesuccess";
	}

	@SuppressWarnings("unchecked")
	public String removeBook() throws Exception {
		Map<String, Cart> session = ActionContext.getContext().getSession();

		Cart cart = (Cart) session.get("cart");
		cart.removeBook(isbn);

		return "removesuccess";
	}

	/**
	 * 
	 * @return String
	 * @throws Exception
	 * @see checkout is the most method of shoppingAction it process checkout
	 *      user's orders.
	 * @note before checkout ,the params should be validate. because ,we must
	 *       assure the data is valid.
	 */
	@SuppressWarnings("unchecked")
	public String checkout() throws Exception {
		
		
		System.out.println("name"+name);
		Map session = ActionContext.getContext().getSession();
		Map request = (Map) ActionContext.getContext().get("request");

		User user = (User) session.get("user");
		Cart cart = (Cart) session.get("cart");
		OrderUser orderUser = new OrderUser();
		orderUser.setAdress(adress);
		orderUser.setCode(code);
		orderUser.setName(name);
		orderUser.setOrderdate(new Date());
		String totalprice = String.valueOf(cart.getTotalPrice());
		orderUser.setTotalprice(totalprice);
		orderUser.setUser(user);
		orderUser.setPhone(phone);

		for (Iterator it = cart.getItems().values().iterator(); it.hasNext();) {
			Orders order = (Orders) it.next();

			order.setOrderuser(orderUser);
			orderUser.getOrderses().add(order);
		}
		ordersService.saveOrders(orderUser);

		request.put("orderUser", orderUser);

		return SUCCESS;
	}

}