Examples with EntityManager com.haulmont.cuba.core.EntityManager used on opensource projects

Example 61 with EntityManager

use of com.haulmont.cuba.core.EntityManager in project cuba by cuba-platform.

the class EntityManagerTest method testMergeWithOneToManyCollection.

@Test
public void testMergeWithOneToManyCollection() throws Exception {
    User user = null;
    UserRole userRole1 = null, userRole2 = null;
    Role role1 = null, role2 = null;
    try {
        // creates user with one role
        Transaction tx = cont.persistence().createTransaction();
        try {
            EntityManager em = cont.persistence().getEntityManager();
            user = new User();
            user.setName("testMerge1");
            user.setLogin("testMerge1");
            user.setPassword("testMerge1");
            user.setGroup(em.getReference(Group.class, groupId));
            em.persist(user);
            role1 = new Role();
            role1.setName("role1");
            em.persist(role1);
            role2 = new Role();
            role2.setName("role2");
            em.persist(role2);
            userRole1 = new UserRole();
            userRole1.setRole(role1);
            userRole1.setUser(user);
            em.persist(userRole1);
            tx.commit();
        } finally {
            tx.end();
        }
        // creates new user role and merge it
        tx = cont.persistence().createTransaction();
        try {
            EntityManager em = cont.persistence().getEntityManager();
            userRole2 = new UserRole();
            userRole2.setRole(role2);
            userRole2.setUser(user);
            em.merge(userRole2);
            tx.commit();
        } finally {
            tx.end();
        }
        // check user versions, version shouldn't be changed
        tx = cont.persistence().createTransaction();
        try {
            EntityManager em = cont.persistence().getEntityManager();
            assertEquals((Integer) 1, em.find(User.class, user.getId()).getVersion());
            tx.commit();
        } finally {
            tx.end();
        }
    } finally {
        cont.deleteRecord(userRole1);
        cont.deleteRecord(userRole2);
        cont.deleteRecord(user);
        cont.deleteRecord(role1);
        cont.deleteRecord(role2);
    }
}

Example 62 with EntityManager

use of com.haulmont.cuba.core.EntityManager in project cuba by cuba-platform.

the class EntityManagerTest method testFind.

// Commented in EL: EntityManager has no setView() method anymore
// public void testViewPropagation() throws Exception {
// 
// View view = new View(User.class, false)
// .addProperty("name")
// .addProperty("login")
// .addProperty("group", new View(Group.class)
// .addProperty("name"));
// 
// User user;
// 
// Transaction tx = cont.persistence().createTransaction();
// try {
// EntityManager em = cont.persistence().getEntityManager();
// em.setView(view);
// 
// TypedQuery<User> query = em.createQuery("select u from sec$User u where u.id = ?1", User.class);
// query.setParameter(1, userId);
// user = query.getSingleResult();
// 
// tx.commit();
// } finally {
// tx.end();
// }
// 
// assertNull(user.getCreatedBy());
// assertNotNull(user.getGroup());
// }
@Test
public void testFind() throws Exception {
    View view = new View(User.class, false).addProperty("name").addProperty("login").addProperty("group", new View(Group.class).addProperty("name"));
    User user;
    try (Transaction tx = cont.persistence().createTransaction()) {
        EntityManager em = cont.persistence().getEntityManager();
        user = em.find(User.class, userId, view);
        tx.commit();
    }
    user = reserialize(user);
    assertNotNull(user.getCreatedBy());
    assertNotNull(user.getGroup());
}

Example 63 with EntityManager

use of com.haulmont.cuba.core.EntityManager in project cuba by cuba-platform.

the class EntityManagerTest method testQueryView.

@Test
public void testQueryView() throws Exception {
    View view = new View(User.class, "testQueryView", false).addProperty("name").addProperty("login").addProperty("group", new View(Group.class, false).addProperty("name"));
    ((AbstractViewRepository) cont.metadata().getViewRepository()).storeView(cont.metadata().getSession().getClassNN(User.class), view);
    User user;
    try (Transaction tx = cont.persistence().createTransaction()) {
        EntityManager em = cont.persistence().getEntityManager();
        TypedQuery<User> query = em.createQuery("select u from sec$User u where u.id = ?1", User.class);
        query.setParameter(1, userId);
        query.setViewName("testQueryView");
        user = query.getSingleResult();
        tx.commit();
    }
    user = reserialize(user);
    assertNotNull(user.getCreatedBy());
    assertNotNull(user.getGroup());
}

Example 64 with EntityManager

use of com.haulmont.cuba.core.EntityManager in project cuba by cuba-platform.

the class EntityManagerTest method testFindSeparateViews.

@Test
public void testFindSeparateViews() throws Exception {
    View view1 = new View(User.class, false).addProperty("name").addProperty("login");
    View view2 = new View(User.class, false).addProperty("name").addProperty("login").addProperty("group", new View(Group.class).addProperty("name"));
    User user1, user2;
    try (Transaction tx = cont.persistence().createTransaction()) {
        EntityManager em = cont.persistence().getEntityManager();
        user1 = em.find(User.class, userId, view1);
        user2 = em.find(User.class, user2Id, view2);
        tx.commit();
    }
    user1 = reserialize(user1);
    user2 = reserialize(user2);
    assertNotNull(user1);
    assertNotNull(user1.getCreatedBy());
    try {
        user1.getGroup();
        fail();
    } catch (Exception ignored) {
    }
    assertNotNull(user2);
    assertNotNull(user2.getCreatedBy());
    assertNotNull(user2.getGroup());
}

Example 65 with EntityManager

use of com.haulmont.cuba.core.EntityManager in project cuba by cuba-platform.

the class EntityManagerTest method testReload.

@Test
public void testReload() throws Exception {
    User originalUser, reloadedUser;
    try (Transaction tx = cont.persistence().createTransaction()) {
        EntityManager em = cont.persistence().getEntityManager();
        originalUser = em.find(User.class, userId, "user.browse");
        tx.commit();
    }
    assertNotNull(originalUser);
    assertFalse(PersistenceHelper.isLoaded(originalUser, "userRoles"));
    try (Transaction tx = cont.persistence().createTransaction()) {
        EntityManager em = cont.persistence().getEntityManager();
        reloadedUser = em.reload(originalUser, "user.edit");
        tx.commit();
    }
    assertNotNull(reloadedUser);
    assertTrue(PersistenceHelper.isLoaded(reloadedUser, "userRoles"));
    assertTrue(originalUser != reloadedUser);
}