Examples with Statistics org.hibernate.stat.Statistics used on opensource projects

Example 86 with Statistics

use of org.hibernate.stat.Statistics in project wildfly by wildfly.

the class Hibernate2LCacheStatsTestCase method testHibernateStatistics.

@Test
public void testHibernateStatistics() throws Exception {
    SFSBHibernate2LcacheStats sfsb = lookup("SFSBHibernate2LcacheStats", SFSBHibernate2LcacheStats.class);
    // setup Configuration and SessionFactory
    sfsb.setupConfig();
    try {
        Set<Satellite> satellites1 = new HashSet<Satellite>();
        Satellite sat = new Satellite();
        sat.setId(new Integer(1));
        sat.setName("MOON");
        satellites1.add(sat);
        Planet s1 = sfsb.prepareData("EARTH", "MILKY WAY", "SUN", satellites1, new Integer(1));
        Planet s2 = sfsb.getPlanet(s1.getPlanetId());
        DataSource ds = rawLookup("java:jboss/datasources/ExampleDS", DataSource.class);
        Connection conn = ds.getConnection();
        int updated = conn.prepareStatement("update PLANET set galaxy_name='ANDROMEDA' where planetId=1").executeUpdate();
        assertTrue("was able to update added Planet.  update count=" + updated, updated > 0);
        conn.close();
        // read updated (dirty) data from second level cache
        s2 = sfsb.getPlanet(s2.getPlanetId());
        assertTrue("was able to read updated Planet entity", s2 != null);
        assertEquals("Galaxy for Planet " + s2.getPlanetName() + " was read from second level cache = " + s2.getGalaxy(), "MILKY WAY", s2.getGalaxy());
        assertEquals(s2.getSatellites().size(), 1);
        Statistics stats = sfsb.getStatistics();
        assertEquals(stats.getCollectionLoadCount(), 1);
        assertEquals(stats.getEntityLoadCount(), 2);
        assertEquals(stats.getSecondLevelCacheHitCount(), 1);
        // Collection in secondlevel cache before eviction
        assertTrue(sfsb.isSatellitesPresentInCache(1));
        Statistics statsAfterEviction = sfsb.getStatisticsAfterEviction();
        // Collection in secondlevel cache after eviction
        assertFalse(sfsb.isSatellitesPresentInCache(1));
    } finally {
        sfsb.cleanup();
    }
}

Example 87 with Statistics

use of org.hibernate.stat.Statistics in project wildfly by wildfly.

the class SFSBHibernate2LcacheStats method getStatisticsAfterEviction.

// fetch statistics after eviction of collection from cache
public Statistics getStatisticsAfterEviction() {
    sessionFactory.getCache().evictCollection(org.jboss.as.test.integration.hibernate.Planet.class.getName() + ".satellites", new Integer(1));
    Statistics sessionStats = sessionFactory.getStatistics();
    return sessionStats;
}

Example 88 with Statistics

use of org.hibernate.stat.Statistics in project hibernate-orm by hibernate.

the class CascadePersistTest method testLazyCollectionsStayLazyOnPersist.

@Test
public void testLazyCollectionsStayLazyOnPersist() throws Exception {
    EntityManager em = getOrCreateEntityManager();
    em.getTransaction().begin();
    // initialize
    A a = new A();
    a.setName("name1");
    em.persist(a);
    a = new A();
    a.setName("name2");
    em.persist(a);
    a = new A();
    a.setName("name3");
    em.persist(a);
    em.flush();
    a = em.find(A.class, 1);
    for (int i = 0; i < 3; i++) {
        B1 b1 = new B1();
        b1.setA(a);
        em.persist(b1);
    }
    for (int i = 0; i < 3; i++) {
        B2 b2 = new B2();
        b2.setA(a);
        em.persist(b2);
    }
    for (int i = 0; i < 3; i++) {
        B3 b3 = new B3();
        b3.setA(a);
        em.persist(b3);
    }
    for (int i = 0; i < 3; i++) {
        B4 b4 = new B4();
        b4.setA(a);
        em.persist(b4);
    }
    em.flush();
    B1 b1 = em.find(B1.class, 1);
    for (int i = 0; i < 2; i++) {
        C1 c1 = new C1();
        c1.setB1(b1);
        em.persist(c1);
    }
    B2 b2 = em.find(B2.class, 1);
    for (int i = 0; i < 4; i++) {
        C2 c2 = new C2();
        c2.setB2(b2);
        em.persist(c2);
    }
    em.flush();
    em.clear();
    // test
    a = em.find(A.class, 1);
    C2 c2 = new C2();
    for (B2 anotherB2 : a.getB2List()) {
        if (anotherB2.getId() == 1) {
            anotherB2.getC2List().add(c2);
            c2.setB2(anotherB2);
        }
    }
    Statistics statistics = em.unwrap(Session.class).getSessionFactory().getStatistics();
    statistics.setStatisticsEnabled(true);
    statistics.clear();
    em.persist(c2);
    long loaded = statistics.getEntityLoadCount();
    assertEquals(0, loaded);
    em.flush();
    em.getTransaction().rollback();
    em.close();
}

Example 89 with Statistics

use of org.hibernate.stat.Statistics in project hibernate-orm by hibernate.

the class HibernateCacheTest method testGeneralUsage.

@Test
public void testGeneralUsage() {
    EventManager mgr = new EventManager(sessionFactory());
    Statistics stats = sessionFactory().getStatistics();
    // create 3 persons Steve, Orion, Tim
    Person stevePerson = new Person();
    stevePerson.setFirstname("Steve");
    stevePerson.setLastname("Harris");
    Long steveId = mgr.createAndStorePerson(stevePerson);
    mgr.addEmailToPerson(steveId, "steve@tc.com");
    mgr.addEmailToPerson(steveId, "sharrif@tc.com");
    mgr.addTalismanToPerson(steveId, "rabbit foot");
    mgr.addTalismanToPerson(steveId, "john de conqueroo");
    PhoneNumber p1 = new PhoneNumber();
    p1.setNumberType("Office");
    p1.setPhone(111111);
    mgr.addPhoneNumberToPerson(steveId, p1);
    PhoneNumber p2 = new PhoneNumber();
    p2.setNumberType("Home");
    p2.setPhone(222222);
    mgr.addPhoneNumberToPerson(steveId, p2);
    Person orionPerson = new Person();
    orionPerson.setFirstname("Orion");
    orionPerson.setLastname("Letizi");
    Long orionId = mgr.createAndStorePerson(orionPerson);
    mgr.addEmailToPerson(orionId, "orion@tc.com");
    mgr.addTalismanToPerson(orionId, "voodoo doll");
    Long timId = mgr.createAndStorePerson("Tim", "Teck");
    mgr.addEmailToPerson(timId, "teck@tc.com");
    mgr.addTalismanToPerson(timId, "magic decoder ring");
    Long engMeetingId = mgr.createAndStoreEvent("Eng Meeting", stevePerson, new Date());
    mgr.addPersonToEvent(steveId, engMeetingId);
    mgr.addPersonToEvent(orionId, engMeetingId);
    mgr.addPersonToEvent(timId, engMeetingId);
    Long docMeetingId = mgr.createAndStoreEvent("Doc Meeting", orionPerson, new Date());
    mgr.addPersonToEvent(steveId, docMeetingId);
    mgr.addPersonToEvent(orionId, docMeetingId);
    for (Event event : (List<Event>) mgr.listEvents()) {
        mgr.listEmailsOfEvent(event.getId());
    }
    QueryStatistics queryStats = stats.getQueryStatistics("from Event");
    assertThat("Cache Miss Count", queryStats.getCacheMissCount(), equalTo(1L));
    assertThat("Cache Hit Count", queryStats.getCacheHitCount(), equalTo(0L));
    assertThat("Cache Put Count", queryStats.getCachePutCount(), equalTo(1L));
}

Example 90 with Statistics

use of org.hibernate.stat.Statistics in project hibernate-orm by hibernate.

the class CachedQueryTest method testCacheableQuery.

@Test
public void testCacheableQuery() {
    EntityManager em = getOrCreateEntityManager();
    em.getTransaction().begin();
    for (int i = 0; i < 10; i++) {
        Employee employee = new Employee("John" + i, 20d + i);
        em.persist(employee);
    }
    em.getTransaction().commit();
    em.close();
    HibernateEntityManagerFactory hemf = (HibernateEntityManagerFactory) entityManagerFactory();
    Statistics stats = hemf.getSessionFactory().getStatistics();
    assertEquals(0, stats.getQueryCacheHitCount());
    assertEquals(0, stats.getQueryCacheMissCount());
    assertEquals(0, stats.getQueryCachePutCount());
    assertEquals(0, stats.getSecondLevelCacheHitCount());
    assertEquals(0, stats.getSecondLevelCacheMissCount());
    assertEquals(10, stats.getSecondLevelCachePutCount());
    stats.clear();
    em = getOrCreateEntityManager();
    em.getTransaction().begin();
    // First time the query is executed, query and results are cached.
    TypedQuery<Employee> query = em.createQuery("select e from Employee e", Employee.class).setHint(QueryHints.HINT_CACHEABLE, true);
    List<Employee> employees = query.getResultList();
    assertEquals(10, employees.size());
    assertEquals(0, stats.getQueryCacheHitCount());
    assertEquals(1, stats.getQueryCacheMissCount());
    assertEquals(1, stats.getQueryCachePutCount());
    // the first time the query executes, stats.getSecondLevelCacheHitCount() is 0 because the
    // entities are read from the query ResultSet (not from the entity cache).
    assertEquals(0, stats.getSecondLevelCacheHitCount());
    assertEquals(0, stats.getSecondLevelCacheMissCount());
    assertEquals(0, stats.getSecondLevelCachePutCount());
    em.getTransaction().commit();
    em.close();
    stats.clear();
    // Second time the query is executed, list of entities are read from query cache and
    // the entities themselves are read from the entity cache.
    em = getOrCreateEntityManager();
    em.getTransaction().begin();
    query = em.createQuery("select e from Employee e", Employee.class).setHint(QueryHints.HINT_CACHEABLE, true);
    employees = query.getResultList();
    assertEquals(10, employees.size());
    assertEquals(1, stats.getQueryCacheHitCount());
    assertEquals(0, stats.getQueryCacheMissCount());
    assertEquals(0, stats.getQueryCachePutCount());
    // the first time the query executes, stats.getSecondLevelCacheHitCount() is 0 because the
    // entities are read from the query ResultSet (not from the entity cache).
    assertEquals(10, stats.getSecondLevelCacheHitCount());
    assertEquals(0, stats.getSecondLevelCacheMissCount());
    assertEquals(0, stats.getSecondLevelCachePutCount());
    em.getTransaction().commit();
    em.close();
    // NOTE: JPACache.evictAll() only evicts entity regions;
    // it does not evict the collection regions or query cache region
    entityManagerFactory().getCache().evictAll();
    stats.clear();
    em = getOrCreateEntityManager();
    em.getTransaction().begin();
    query = em.createQuery("select e from Employee e", Employee.class).setHint(QueryHints.HINT_CACHEABLE, true);
    employees = query.getResultList();
    assertEquals(10, employees.size());
    // query is still found in the cache
    assertEquals(1, stats.getQueryCacheHitCount());
    assertEquals(0, stats.getQueryCacheMissCount());
    assertEquals(0, stats.getQueryCachePutCount());
    // since entity regions were evicted, the 10 entities are not found, and are re-put after loading
    // as each entity ID is read from the query cache, Hibernate will look the entity up in the
    // cache and will not find it; that's why the "miss" and "put" counts are both 10.
    assertEquals(0, stats.getSecondLevelCacheHitCount());
    assertEquals(10, stats.getSecondLevelCacheMissCount());
    assertEquals(10, stats.getSecondLevelCachePutCount());
    em.getTransaction().commit();
    em.close();
    stats.clear();
    // this time call clear the entity regions and the query cache region
    em = getOrCreateEntityManager();
    em.getEntityManagerFactory().getCache().evictAll();
    em.unwrap(HibernateEntityManagerImplementor.class).getFactory().getSessionFactory().getCache().evictQueryRegions();
    em.getTransaction().begin();
    query = em.createQuery("select e from Employee e", Employee.class).setHint(QueryHints.HINT_CACHEABLE, true);
    employees = query.getResultList();
    assertEquals(10, employees.size());
    // query is no longer found in the cache
    assertEquals(0, stats.getQueryCacheHitCount());
    assertEquals(1, stats.getQueryCacheMissCount());
    assertEquals(1, stats.getQueryCachePutCount());
    // stats.getSecondLevelCacheHitCount() is 0 because the
    // entities are read from the query ResultSet (not from the entity cache).
    assertEquals(0, stats.getSecondLevelCacheHitCount());
    assertEquals(0, stats.getSecondLevelCacheMissCount());
    assertEquals(10, stats.getSecondLevelCachePutCount());
    em.createQuery("delete from Employee").executeUpdate();
    em.getTransaction().commit();
    em.close();
}