Package dao

Source Code of dao.LoginKaryawanDAOImpl

/*
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package dao;

import entity.Karyawan;
import entity.Loginkaryawan;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.Query;
import javax.persistence.TypedQuery;

/**
*
* @author Wirawan
*/
public class LoginKaryawanDAOImpl extends GeneralDAOImpl implements LoginKaryawanDAO {

    public LoginKaryawanDAOImpl(EntityManager em) {
        super(em);
    }

    public List<Loginkaryawan> gets() throws Exception {
        List<Loginkaryawan> list = new ArrayList<Loginkaryawan>();
        try {
            em.getTransaction().begin();
            list = em.createQuery("SELECT a FROM Loginkaryawan a").getResultList();
            em.getTransaction().commit();
        } catch (Exception ex) {
            throw ex;
        }
        return list;
    }

    public boolean loginKaryawan(Loginkaryawan lk) throws Exception {
        boolean login = false;
        try {
            em.getTransaction().begin();
            List resultList = em.createQuery("SELECT k FROM Loginkaryawan k WHERE k.username='"
                    + lk.getUsername() + "' AND k.password='" + lk.getPassword() + "'").getResultList();
            em.getTransaction().commit();
            if (!resultList.isEmpty()) {
                login = true;
            }
        } catch (Exception ex) {
            throw ex;
        }
        return login;
    }

    public Karyawan getLoginKaryawanName(String username) throws Exception {
        Karyawan login = null;
        try {
            em.getTransaction().begin();
            TypedQuery<Loginkaryawan> query = em.createQuery("SELECT k FROM Loginkaryawan k WHERE k.username = :user",
                    Loginkaryawan.class);
            query.setParameter("user", username);
            login = query.getSingleResult().getIdKaryawan();
            em.getTransaction().commit();
        } catch (Exception ex) {
            throw ex;
        }
        return login;
    }

    //nambah fungsi update login
    public boolean updateLoginKaryawan(String pwd, String usr) throws Exception{
        boolean update = false;
        try {
            em.getTransaction().begin();
            Query q = em.createQuery("UPDATE Loginkaryawan k SET k.password= :pass WHERE k.username= :user").setParameter("pass", pwd).setParameter("user", usr);
            q.executeUpdate();
            em.getTransaction().commit();
            update = true;

        } catch (Exception ex) {
        }
        return update;
    }
}
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