我要做个简单登陆

Question

是用三个框架做的，，，我现在想要一段 action里的代码 要求action里做验证 从前台取到用户输入的去库里比较。。很简单 帮帮忙

Answer 1

楼主说的是用SSH？
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
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.validator.DynaValidatorForm;
 
import com.test.UserDAO;public class LoginAction extends Action { private UserDAO userDAO;
 
 public UserDAO getUserDAO() {
  return userDAO;
 }
 
 public void setUserDAO(UserDAO userDAO) {
  this.userDAO = userDAO;
 }
 
 public ActionForward execute(ActionMapping mapping, ActionForm form,
   HttpServletRequest request, HttpServletResponse response) {
  DynaValidatorForm loginForm = (DynaValidatorForm) form;
  // TODO Auto-generated method stub
  String username = (String) loginForm.get("username");
  String password = (String) loginForm.get("password");
  loginForm.set("password", null);
  if (userDAO.isValidUser(username,password)) {
   return mapping.findForward("indexGo");
  } else {
   return mapping.getInputForward();
  }
 }
}
UserDAO.javapublic interface UserDAO {   public abstract boolean isValidUser(String username, String password);}
UserDAOImp.javaimport java.util.List;import org.springframework.orm.hibernate3.support.HibernateDaoSupport;import com.test.Hibernate.SessionFactory;public class UserDAOImp extends HibernateDaoSupport implements UserDAO {    private SessionFactory sessionFactory;    private static String hql = "from User u where u.username=? ";    public boolean isValidUser(String username, String password) {       List userList = this.getHibernateTemplate().find(hql, username);       if (userList.size() > 0) {           return true;       }       return false;    }}