listproductaction.java

网上购物车的JAVA代码实现版

package feng.shoppingcart.web.action;
import feng.shoppingcart.util.*;
import feng.shoppingcart.biz.*;
import feng.shoppingcart.entity.*;

import java.util.*;
import org.apache.struts.action.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class ListProductAction extends Action{
	@Override
	public ActionForward execute(ActionMapping mapping,ActionForm form,HttpServletRequest request,
			HttpServletResponse response) throws Exception{
		UserBiz biz=UtilContext.getUserBiz();
		try{
			Collection<Product> products_list=biz.queryAllProduct();
		request.getSession(true).setAttribute("products_list", products_list);
		return mapping.findForward("listOk");
		}catch(Exception e){
			e.printStackTrace();
			return mapping.findForward("listError");
		}
		
	}
}