authenicateservicebean.java

来自「EJB3 Annotation Sample」· Java 代码 · 共 69 行

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package com.s7turn.security.session;

import com.s7turn.security.entity.Account;
import com.s7turn.security.entity.AccountRole;
import java.rmi.RemoteException;
import java.util.List;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.NoResultException;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

/**
 *
 * @author Long
 */
@Stateless
public class AuthenicateServiceBean implements AuthenicateServiceRemote, AuthenicateServiceLocal {

    @PersistenceContext(unitName="s7turn-pu")
    private EntityManager em;
    
    public String[] authenicate(String userName, String passwd) throws RemoteException {
        Query query = em.createNamedQuery("Account.findByLongIdAndPassword");
        query.setParameter("loginId", userName);
        System.out.println("authenicate service called.");
        //Todo: check the password should be md5 first.
        
        query.setParameter("password", passwd);
        try{
            Account account = (Account) query.getSingleResult();
            System.out.println("authenicate service found the user.");
            if( account != null )
            {
                Query roleRquery = em.createNamedQuery("AccountRole.findByAccount");
                roleRquery.setParameter("account", account);
                List<AccountRole> ss = roleRquery.getResultList();
                String[] roles = new String[ ss.size() ];
                int i = 0;
                for( AccountRole r : ss ){
                    roles[i] = r.getRole().getRoleName();
                    i ++;
                }
                System.out.println("authenicate found the roles.");
                return roles;
            }
            System.out.println("authenicate not found the roles.");
            return new String[]{ "registered", "general" }; 
            
            
        }catch(NoResultException ne)
        {
            //return new String[]{ "registered", "general" }; 
            ne.printStackTrace();
            System.out.println("exception." + ne);
        }
        return new String[0];
    }
    
    // Add business logic below. (Right-click in editor and choose
    // "EJB Methods > Add Business Method" or "Web Service > Add Operation")
 
}