checklogined.java

利用Mysql数据库、struts框架实现的web系统开发

package com.control.system.user;

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

//import java.util.Collection;

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.bean.system.user.*;
import com.dao.dbcontrol.system.user.*;

public class CheckLogined extends Action {
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String username=request.getParameter("login");
		UserDBOperation objOperation=new UserDBOperation();
		if(objOperation.checkLogoned(username)){
			request.setAttribute("userInfo",form);
			return mapping.findForward("success");
		}
		
		return mapping.findForward("failure");
	}
}