public Cloud createAndSave() {
Session session = sessions.openSession();
Transaction transaction = session.beginTransaction();
Cloud cloud = new Cloud();
cloud.setLength(length);
for (String description : producedSnowflakes) {
SnowFlake sf = new SnowFlake();
sf.setDescription(description);
session.save(sf);
cloud.getProducedSnowFlakes().add(sf);
}
for (String description : backupSnowflakes) {
SnowFlake sf = new SnowFlake();
sf.setDescription(description);
session.save(sf);
cloud.getBackupSnowFlakes().add(sf);
}
session.persist(cloud);
transaction.commit();
session.close();
return cloud;
}
@After
public void removeCloudAndSnowflakes() {
Session session = sessions.openSession();
Transaction transaction = session.beginTransaction();
if (cloud != null) {
Cloud cloudToDelete = (Cloud) session.get(Cloud.class, cloud.getId());
for (SnowFlake current : cloudToDelete.getProducedSnowFlakes()) {
session.delete(current);
}
for (SnowFlake current : cloudToDelete.getBackupSnowFlakes()) {
session.delete(current);
}
session.delete(cloudToDelete);
}
transaction.commit();
session.close();
assertThat(TestHelper.getNumberOfEntities(sessions)).isEqualTo(0);
assertThat(TestHelper.getNumberOfAssociations(sessions)).isEqualTo(0);
}