userloginaction.java

《基于Eclipse的开源框架技术与实战》[第10章]随书源码

package com.free.web.struts.action;

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 org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import com.free.dao.ISpringHibernateDAO;
import com.free.services.ServiceFinder;
import com.free.web.struts.form.UserLoginForm;

/**
 * <p>Title: Eclipse Plugin Development</p>
 * <p>Description: Free download</p>
 * <p>Copyright: Copyright (c) 2006</p>
 * <p>Company: Free</p>
 * @author gan.shu.man
 * @version 1.0
 */

public class UserLoginAction extends Action {

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {

		// Retrieve the DAO Reference
		ISpringHibernateDAO springHibernateDAO = ServiceFinder
				.getSpringHibernateDAO(request);

		// Create object of ActionMesssages
		ActionMessages errors = new ActionMessages();

		UserLoginForm objForm = (UserLoginForm) form;

		String strUserid = objForm.getUserid();

		String strPassword = objForm.getPassword();
		boolean loginStatus = springHibernateDAO.checkUserLogin(strUserid,
				strPassword);
		if (loginStatus == true) {

			HttpSession session = request.getSession();
			session.setAttribute("userID", strUserid);

			// int id =springHibernateDAO.getUserId(strUserid);

			String id = String.valueOf(springHibernateDAO.getUserId(strUserid));

			// Integer idvalue=new Integer(id);

			session.setAttribute("ID", id);

			System.out.println("Session value:"
					+ session.getAttribute("userID"));

			return mapping.findForward("success");
		} else {
			// not allowed

			errors.add("login", new ActionMessage("error.login.invalid"));
			saveErrors(request, errors);

			return mapping.findForward("failure");
		}
	}
}