Example usage for org.hibernate Cache containsEntity

Introduction

In this page you can find the example usage for org.hibernate Cache containsEntity.

Prototype

boolean containsEntity(String entityName, Serializable identifier);

Source Link

Document

Determine whether the cache contains data for the given entity "instance".

Usage

From source file:com.github.shyiko.rook.target.hibernate.cache.SecondLevelCacheSynchronizerTest.java

License:Apache License

@Test
public void testEvictionOfEntityWithCompositeKey() throws Exception {
    final Cache cache = synchronizationContext.getSessionFactory().getCache();
    final EntityWithCompositeKey firstEntityKey = new EntityWithCompositeKey(1, 2),
            secondEntityKey = new EntityWithCompositeKey(3, 4);
    executeInTransaction(new Callback<Session>() {

        @Override/*  w w  w .jav  a 2 s.c om*/
        public void execute(Session session) {
            session.save(new EntityWithCompositeKey(1, 2, "name_12"));
            session.save(new EntityWithCompositeKey(3, 4, "name_34"));
        }
    });
    executeInTransaction(new Callback<Session>() {

        @Override
        public void execute(Session session) {
            session.get(EntityWithCompositeKey.class, firstEntityKey);
            session.get(EntityWithCompositeKey.class, secondEntityKey);
        }
    });
    executeInTransaction(new Callback<Session>() {

        @Override
        public void execute(Session obj) {
            assertTrue(cache.containsEntity(EntityWithCompositeKey.class, firstEntityKey));
            SecondLevelCacheSynchronizer secondLevelCacheSynchronizer = new SecondLevelCacheSynchronizer(
                    synchronizationContext);
            secondLevelCacheSynchronizer.onEvent(new DeleteRowsReplicationEvent(0, "rook", "entity_with_cpk",
                    new Serializable[] { 2L, 1L }));
            assertFalse(cache.containsEntity(EntityWithCompositeKey.class, firstEntityKey));
            assertTrue(cache.containsEntity(EntityWithCompositeKey.class, secondEntityKey));
        }
    });
}

---

From source file:com.github.shyiko.rook.target.hibernate.cache.SecondLevelCacheSynchronizerTest.java

License:Apache License

@Test
public void testEvictionOfEntityCollection() throws Exception {
    final Cache cache = synchronizationContext.getSessionFactory().getCache();
    final AtomicLong idHolder = new AtomicLong();

    executeInTransaction(new Callback<Session>() {

        @Override/*  ww  w  . j  ava 2s  .  co m*/
        public void execute(Session session) {
            Entity entity = new Entity();
            entity.setName("Name");

            EntityProperty entityProperty = new EntityProperty();
            entityProperty.setName("name");
            entityProperty.setValue("value");
            entityProperty.setEnclosingEntity(entity);
            entity.getProperties().add(entityProperty);

            idHolder.set((Long) session.save(entity));
        }
    });
    final long ENTITY_ID = idHolder.get();

    executeInTransaction(new Callback<Session>() {

        @Override
        public void execute(Session session) {
            assertNotNull(session.get(Entity.class, ENTITY_ID));
        }
    });

    executeInTransaction(new Callback<Session>() {

        @Override
        public void execute(Session obj) {
            assertTrue(cache.containsEntity(Entity.class, ENTITY_ID));
            SecondLevelCacheSynchronizer secondLevelCacheSynchronizer = new SecondLevelCacheSynchronizer(
                    synchronizationContext);
            secondLevelCacheSynchronizer.onEvent(
                    new DeleteRowsReplicationEvent(0, "rook", "entity", new Serializable[] { ENTITY_ID }));
            assertFalse(cache.containsEntity(Entity.class, ENTITY_ID));

            assertTrue(cache.containsCollection(Entity.class.getName() + ".properties", ENTITY_ID));

            // entity_property table structure [id, name, value, entity_id]
            secondLevelCacheSynchronizer.onEvent(new DeleteRowsReplicationEvent(0, "rook", "entity_property",
                    new Serializable[] { null, null, null, ENTITY_ID }));

            assertFalse(cache.containsCollection(Entity.class.getName() + ".properties", ENTITY_ID));
        }
    });
}

---

From source file:org.infinispan.test.hibernate.cache.commons.functional.ReadWriteTest.java

License:LGPL

@Test
public void testEntityCacheContentsAfterEvictAll() throws Exception {
    final List<Citizen> citizens = saveSomeCitizens();

    withTxSession(s -> {/*ww  w.j  ava2s.c om*/
        Cache cache = s.getSessionFactory().getCache();

        Statistics stats = sessionFactory().getStatistics();
        SecondLevelCacheStatistics slcStats = stats.getSecondLevelCacheStatistics(Citizen.class.getName());

        assertTrue("2lc entity cache is expected to contain Citizen id = " + citizens.get(0).getId(),
                cache.containsEntity(Citizen.class, citizens.get(0).getId()));
        assertTrue("2lc entity cache is expected to contain Citizen id = " + citizens.get(1).getId(),
                cache.containsEntity(Citizen.class, citizens.get(1).getId()));
        assertEquals(2, slcStats.getPutCount());

        cache.evictEntityRegions();
        TIME_SERVICE.advance(1);

        assertEquals(0, slcStats.getElementCountInMemory());
        assertFalse("2lc entity cache is expected to not contain Citizen id = " + citizens.get(0).getId(),
                cache.containsEntity(Citizen.class, citizens.get(0).getId()));
        assertFalse("2lc entity cache is expected to not contain Citizen id = " + citizens.get(1).getId(),
                cache.containsEntity(Citizen.class, citizens.get(1).getId()));

        Citizen citizen = s.load(Citizen.class, citizens.get(0).getId());
        assertNotNull(citizen);
        assertNotNull(citizen.getFirstname()); // proxy gets resolved
        assertEquals(1, slcStats.getMissCount());

        // cleanup
        markRollbackOnly(s);
    });
}

---