orderdoaction.java

学JAVA时

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.0/xslt/JavaClass.xsl

package com.zhang.struts.action;

import java.util.*;

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

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.zhang.struts.dao.DBManager;
import com.zhang.struts.po.Book;
import com.zhang.struts.po.Orders;
import com.zhang.struts.util.ShoppingCart;
import com.zhang.struts.util.ShoppingCartItem;

/** 
 * MyEclipse Struts
 * Creation date: 06-06-2006
 * 
 * XDoclet definition:
 * @struts.action input="/orderssucceed.jsp" scope="request" validate="true"
 * @struts.action-forward name="orderdofail" path="/orderdofail.jsp"
 * @struts.action-forward name="orderdosucceed" path="/orderdosucceed.jsp"
 */
public class OrderdoAction extends Action {

	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	
	//用来处理定单的Action
	public ActionForward execute(
			
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,
		HttpServletResponse response) {

		HttpSession session = request.getSession(false);
		
		if(session == null){
			return mapping.findForward("orderdofail");
		}else{
			ShoppingCart cart = (ShoppingCart)session.getAttribute("shoppingCart");
			DBManager db = new DBManager();
			db.insertOrder(cart);
			cart.clear();//清空购物车
		    return mapping.findForward("orderdosucceed"); 
		}
	}
}