Package javax.persistence.metamodel

Examples of javax.persistence.metamodel.Metamodel

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     */
    @After
    public final void deleteAllEntities() {
        final EntityManager entityManager = getEntityManager();
        final EntityManagerFactory entityManagerFactory = entityManager.getEntityManagerFactory();
        final Metamodel metamodel = entityManagerFactory.getMetamodel();
        Set<EntityType<?>> entityTypes = new LinkedHashSet<EntityType<?>>(metamodel.getEntities());

        do {
            final Set<EntityType<?>> failedEntitieTypes = new HashSet<EntityType<?>>();
           
            for (final EntityType<?> entityType : entityTypes) {
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  }

  private ClassStructureBuilder<?> generateEntityManagerClass(
          TreeLogger logger, GeneratorContext context, EntityManagerFactory emf) {
    EntityManager em = emf.createEntityManager();
    Metamodel mm = em.getMetamodel();

    final ClassStructureBuilder<?> classBuilder = Implementations.extend(ErraiEntityManager.class, "GeneratedErraiEntityManager");

    generatePopulateMetamodelMethod(classBuilder, mm);
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     * @return Metamodel instance
     * @since Java Persistence 2.0
     */
    public Metamodel getMetamodel() {
        // perform lazy initialisation
        Metamodel tempMetaModel = null;
        if(null == metaModel) {
            tempMetaModel = new MetamodelImpl(this);
            //If the canonical metamodel classes exist, initialize them
            initializeCanonicalMetamodel(tempMetaModel);
            // set variable after init has executed without exception
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        // we can successfully get that persistence unit's metamodel.
        Map<String, String> properties = (configuration != null) ? configuration.getProperties() : null;
        EntityManagerFactory emf = Persistence.createEntityManagerFactory(persistenceUnitName, properties);

        // Now we can get the persistence unit's metamodel and export it to Querydsl query types.
        Metamodel configuration = emf.getMetamodel();
        JPADomainExporter exporter = new JPADomainExporter(namePrefix, nameSuffix, new File(targetFolder), configuration);
        try {
            exporter.execute();
        } catch (IOException e) {
            throw new RuntimeException("Error in JPADomainExporter", e);
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        Constant<? extends Collection<?>> rhs = (Constant<? extends Collection<?>>) args.get(1);
        if (rhs.getConstant().isEmpty()) {
            operator = operator == Ops.IN ? Ops.EQ : Ops.NE;
            args = ImmutableList.of(NumberTemplate.ONE, NumberTemplate.TWO);
        } else if (entityManager != null && !templates.isPathInEntitiesSupported() && args.get(0).getType().isAnnotationPresent(Entity.class)) {
            final Metamodel metamodel = entityManager.getMetamodel();
            final PersistenceUnitUtil util = entityManager.getEntityManagerFactory().getPersistenceUnitUtil();
            final EntityType<?> entityType = metamodel.entity(args.get(0).getType());
            if (entityType.hasSingleIdAttribute()) {
                SingularAttribute<?,?> id = getIdProperty(entityType);
                // turn lhs into id path
                lhs = new PathImpl<Object>(id.getJavaType(), lhs, id.getName());
                // turn rhs into id collection
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     * @return Metamodel instance
     * @since Java Persistence 2.0
     */
    public Metamodel getMetamodel() {
        // perform lazy initialisation
      Metamodel tempMetaModel = null;
        if(null == metaModel) {
            tempMetaModel = new MetamodelImpl(this);
            //If the canonical metamodel classes exist, initialize them
            initializeCanonicalMetamodel(tempMetaModel);
            // set variable after init has executed without exception
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     * @return Metamodel instance
     * @since Java Persistence 2.0
     */
    public Metamodel getMetamodel() {
        // perform lazy initialisation
        Metamodel tempMetaModel = null;
        if(null == metaModel) {
            // 338837: verify that the collection is not empty - this would mean entities did not make it into the search path
            tempMetaModel = new MetamodelImpl(this);
            // If the canonical metamodel classes exist, initialize them
            initializeCanonicalMetamodel(tempMetaModel);
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    protected EntityType<VideoStore> videoStore_ = null;

    public void setUp() {
        super.setUp();

        Metamodel mm = em.getMetamodel();
        account_ = mm.entity(Account.class);
        address_ = mm.embeddable(Address.class);
        assertNotNull(address_);
        contact_ = mm.embeddable(Contact.class);
        course_ = mm.entity(Course.class);
        creditCard_ = mm.entity(CreditCard.class);
        customer_ = mm.entity(Customer.class);
        department_ = mm.entity(Department.class);
        employee_ = mm.entity(Employee.class);
        exempt_ = mm.entity(Exempt.class);
        item_ = mm.entity(Item.class);
        lineItem_ = mm.entity(LineItem.class);
        manager_ = mm.entity(Manager.class);
        movie_ = mm.entity(Movie.class);
        order_ = mm.entity(Order.class);
        person_ = mm.entity(Person.class);
        phone_ = mm.entity(Phone.class);
        photo_ = mm.entity(Photo.class);
        product_ = mm.entity(Product.class);
        semester_ = mm.entity(Semester.class);
        student_ = mm.entity(Student.class);
        transactionHistory_ = mm.entity(TransactionHistory.class);
        videoStore_ = mm.entity(VideoStore.class);
    }
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  }

  private String generateEntityManagerFactoryClass(
      TreeLogger logger, GeneratorContext context, EntityManagerFactory emf) {
    EntityManager em = emf.createEntityManager();
    Metamodel mm = em.getMetamodel();

    final ClassStructureBuilder<?> classBuilder =
        Implementations.implement(ErraiEntityManagerFactory.class, GENERATED_CLASS_NAME);

    classBuilder.publicMethod(ErraiEntityManager.class, "createEntityManager")
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     * @return Metamodel instance
     * @since Java Persistence 2.0
     */
    public Metamodel getMetamodel() {
        // perform lazy initialisation
        Metamodel tempMetaModel = null;
        if(null == metaModel) {
            // 338837: verify that the collection is not empty - this would mean entities did not make it into the search path
            tempMetaModel = new MetamodelImpl(this);
            // If the canonical metamodel classes exist, initialize them
            initializeCanonicalMetamodel(tempMetaModel);
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