delorderaction.java

网上商城一个购物网站具有登陆会员注册添加购物车

package hit.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.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;

import hit.bean.*;
import hit.persistence.*;

public final class DelOrderAction extends Action{  
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,  
		HttpServletResponse response) throws Exception {
			
   		DynaActionForm orderNoForm = (DynaActionForm) form;         
		String 	orderno = (String)orderNoForm.get("orderNo");
		
		ActionErrors errors = new ActionErrors();
		HttpSession session = request.getSession();
		Member member = (Member)session.getAttribute(Constants.LOGIN_USER_KEY);
				
		if (member==null) {
			errors.add(ActionErrors.GLOBAL_MESSAGE,
				new ActionError("errors.userUnLogin"));
			if (!errors.isEmpty()) {
				saveErrors(request, errors);
			} 
  			return  mapping.findForward("toWrong");
		} else {
			
			DBOperate db=new DBOperate();
			Order order=db.getOrder(orderno);
			db.delete(order);
			List orderList=db.getOrders(member.getId());
			session.setAttribute(Constants.ORDER_LIST_KEY,orderList);
		   	return (mapping.findForward("toOrderList"));					
		}
 	}
 	
}