logoutaction.java

网上购物系统 基于jsp实现 运行环境eclipse+My SQL+TomCat

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package book.jsj0707.struts.action;

import java.util.List;

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 book.jsj0707.dao.ShoppingcarDAO;
import book.jsj0707.entity.Shoppingcar;

/** 
 * MyEclipse Struts
 * Creation date: 01-10-2009
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class LogoutAction extends Action {
	/*
	 * Generated Methods
	 */
	ShoppingcarDAO shoppingcarDAO;
	public ShoppingcarDAO getShoppingcarDAO() {
		return shoppingcarDAO;
	}
	public void setShoppingcarDAO(ShoppingcarDAO shoppingcarDAO) {
		this.shoppingcarDAO = shoppingcarDAO;
	}
	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		HttpSession session = request.getSession();
		session.removeAttribute("user");
		List carlist = shoppingcarDAO.findBySessionid(request.getSession().getId());
		for(int i=0;i<carlist.size();i++)
		{
			Shoppingcar deletecar = (Shoppingcar)carlist.get(i);
			shoppingcarDAO.delete(deletecar);
		}
		return mapping.findForward("logout");
	}
}