 14 | with new data. CacheStoreMode.USE - new data in stored in the cache - but only for entity objects that are not in the cache already. CacheStoreMode.REFRESH - new data is stored in the cache - refreshing |
14 | To store objects in an ObjectDB database using JPA we need to define an entity class: Right click on the project in the [Package Explorer] window and select New > Class. Enter tutorial as the package ... that stores and retrieves instances of the Point entity class. |
14 | To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the tutorial package node (in the [Projects] window ... class that stores and retrieves instances of the Point entity class. |
14 | The Guest entity objects will be stored in an ObjectDB database, which will be represented by a JPA's EntityManagerFactory instance with a global application scope. We have to register ... instance and stores it as an application scope attribute in the servlet context - when the web application |
14 | The Guest entity objects will be stored in an ObjectDB database, which will be represented by a JPA's EntityManagerFactory instance with a global application scope. We have to register ... the entity class and creates an EntityManagerFactory instance and stores it as an application scope |
14 | connection:
@PersistenceContext private EntityManager em;
// Stores a new guest ... - for storing a new Guest entity object in the database. getAllGuests - for retrieving all the existing |
14 | :
@PersistenceContext private EntityManager em;
// Stores a new guest:
@Transactional ... .getResultList();
}
} The GuestDao Spring component class defines two methods: persist - for storing a new |
14 | em;
// Stores a new guest:
public void persist(Guest guest) {
em.persist(guest ... two methods: persist - for storing a new Guest entity object in the database. getAllGuests |
14 | :
@PersistenceContext private EntityManager em;
// Stores a new guest:
public void persist(Guest guest ... bean (EJB) class defines two methods: persist - for storing a new Guest entity object in |
14 | that is shown in the next tutorial step) - a new Guest entity object is constructed and stored in the database. All the Guest entity objects are retrieved from the database and stored in the request's |