Example usage for javax.persistence EntityManagerFactory createEntityManager

Introduction

In this page you can find the example usage for javax.persistence EntityManagerFactory createEntityManager.

Prototype

public EntityManager createEntityManager();

Source Link

Document

Create a new application-managed EntityManager.

Usage

From source file:dao.UsuarioDao.java

public void cadastrarPessoa(Usuario usuario) {
    EntityManagerFactory factory = Persistence.createEntityManagerFactory("LoginUsersPU");
    EntityManager em = factory.createEntityManager();

    em.getTransaction().begin();/* w w  w  .j  a  v  a2s  . c  om*/
    em.persist(usuario);
    em.getTransaction().commit();
    em.close();
}

From source file:org.croodie.resource.UserServerResource.java

@Override
public Representation createUser(User user) {
    EntityManagerFactory emf = EMF.get();
    EntityManager em = emf.createEntityManager();
    try {/*from w  w w  .  j a  va 2s.c om*/
        em.persist(user);
    } catch (Exception ex) {
        throw new ResourceException(Status.SERVER_ERROR_INTERNAL, "Internal Server Error", ex);
    } finally {
        em.close();
    }
    return new JacksonRepresentation<User>(user);
}

From source file:org.croodie.resource.UserServerResource.java

@Delete
public Representation deleteUser(Representation entity) {
    Form form = new Form(entity);
    String id = form.getFirstValue("id");
    EntityManagerFactory emf = EMF.get();
    EntityManager em = emf.createEntityManager();
    try {/*from ww  w. j  a v a  2 s.c  om*/
        User user = em.find(User.class, id);
        em.remove(user);
    } finally {
        em.close();
    }
    return null;
}

From source file:org.croodie.resource.UserServerResource.java

@Get
public Representation retrieveUsers(Representation entity) {
    Form form = new Form(entity);
    String id = form.getFirstValue("id");
    logger.info("Fetching user with id: " + id);
    EntityManagerFactory emf = EMF.get();
    EntityManager em = emf.createEntityManager();
    User user = null;/*  w  ww. j av a  2s.c  om*/
    try {
        user = em.find(User.class, id);
    } finally {
        em.close();
    }
    return null;
}

From source file:example.springdata.jpa.basics.BasicSample.java

/**
 * Sets up a {@link SimpleJpaRepository} instance.
 *///from  www . j  ava 2  s  .  c  o m
@Before
public void setUp() {

    EntityManagerFactory factory = Persistence.createEntityManagerFactory("jpa.sample.plain");
    em = factory.createEntityManager();

    userRepository = new SimpleJpaRepository<User, Long>(User.class, em);

    em.getTransaction().begin();
}

From source file:sequrity.LoginService.java

public Korisnik loadUserByEmail(String email) throws Exception {
    Context envCtx = (Context) new InitialContext().lookup("java:comp/env");
    EntityManagerFactory emf = (EntityManagerFactory) envCtx.lookup("ime");
    EntityManager em = emf.createEntityManager();
    try {//from ww  w .jav a2  s. com
        return (Korisnik) em.createNamedQuery("Profesor.findByEmail").setParameter("email", email)
                .getSingleResult();
    } catch (NoResultException e) {
        try {
            return (Korisnik) em.createNamedQuery("Student.findByEmail").setParameter("email", email)
                    .getSingleResult();
        } catch (NoResultException ex) {
            throw new Exception("Korisnik ne postoji u sistemu.");
        }
    }
}

From source file:org.jasig.jpa.OpenEntityManagerAspect.java

/**
 * Create a JPA EntityManager to be bound to a request.
 * <p>Can be overridden in subclasses.
 * @param emf the EntityManagerFactory to use
 * @see javax.persistence.EntityManagerFactory#createEntityManager()
 *///from w  w  w .j a v a  2  s.  co m
protected EntityManager createEntityManager(EntityManagerFactory emf) {
    return emf.createEntityManager();
}

From source file:au.com.shawware.sandbox.persistence.JPAConfiguration.java

/**
 * Defines the entity manager to use./* w w w  .  j av  a 2 s . c  om*/
 * 
 * @param entityManagerFactory the factory to use to create the bean
 * 
 * @return the entity manager bean
 */
@Bean
@SuppressWarnings("static-method")
public EntityManager entityManager(final EntityManagerFactory entityManagerFactory) {
    return entityManagerFactory.createEntityManager();
}

From source file:vn.edu.vnuk.tasks_jpa.dao.TaskDao.java

public EntityManager getEntityManager() {
    EntityManagerFactory factory = Persistence.createEntityManagerFactory("vnuk-tasks-jpaPU");
    return factory.createEntityManager();
}

From source file:org.apache.shindig.social.opensocial.jpa.openjpa.Bootstrap.java

public void init(String unitName) {

    EntityManagerFactory emFactory = Persistence.createEntityManagerFactory(unitName);
    entityManager = emFactory.createEntityManager();
}