loginaction.java

struts + hibernate ,简单的实现了登录

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.buat.struts.action;

import java.util.List;

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

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.buat.hibernate.dao.LoginDAO;
import com.buat.hibernate.dao.Userinfo;
import com.buat.hibernate.dao.UserinfoDAO;
import com.buat.struts.form.LoginForm;


public class LoginAction extends Action {
	
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		LoginForm loginForm = (LoginForm) form;
	    LoginDAO loginDAO=new LoginDAO();
	    String password=loginDAO.getPassword(loginForm.getUsername());
	    UserinfoDAO userDAO=new UserinfoDAO();
	    if(password==null){
	    	return mapping.findForward("error");
	    }
	    if(password.equals(loginForm.getUserpass())){
	    	int tatal=userDAO.getTatalCount();
	    	int pageCount=(tatal-1)/5+1;
	    	List list=userDAO.findAll(1, 5);
	    	request.setAttribute("pageCount",pageCount);
	    	request.setAttribute("pageNo","1");
	    	request.setAttribute("list",list);
	    	return mapping.findForward("viewUser");
	    }
		return mapping.findForward("error");
	}
}