loginaction.java

网上购物车的JAVA代码实现版

package feng.shoppingcart.web.action;

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

import org.apache.struts.action.*;


import feng.shoppingcart.biz.*;
import feng.shoppingcart.entity.*;
import feng.shoppingcart.util.UtilContext;
import feng.shoppingcart.web.form.*;
public class LoginAction extends Action{
	@Override 
	public ActionForward execute(ActionMapping mapping,ActionForm form,
							HttpServletRequest request,HttpServletResponse response)throws Exception{
		LoginForm loginForm = (LoginForm)form ;
		UserBiz biz = null ;
		try{
			biz = UtilContext.getUserBiz();
			User user=biz.login(loginForm.getName(), loginForm.getPassword());
			if( user!=null){
				request.getSession( true ).setAttribute( "user" , user );
				return mapping.findForward( "loginOk" );
			}else{
				return mapping.findForward( "loginError" );
			}
		}catch( Exception e){
			e.printStackTrace();
			return mapping.findForward( "loginError" );
		}
	}
}