Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.ignite.cache.hibernate; import org.apache.ignite.*; import org.apache.ignite.configuration.*; import org.apache.ignite.internal.*; import org.apache.ignite.internal.processors.cache.*; import org.apache.ignite.spi.discovery.tcp.*; import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.*; import org.apache.ignite.testframework.junits.common.*; import org.hibernate.*; import org.hibernate.annotations.*; import org.hibernate.cache.spi.access.AccessType; import org.hibernate.cfg.*; import org.hibernate.service.*; import javax.cache.Cache; import javax.persistence.*; import java.util.*; import static org.apache.ignite.cache.CacheAtomicityMode.*; import static org.apache.ignite.cache.CacheMode.*; import static org.apache.ignite.cache.hibernate.HibernateRegionFactory.*; import static org.hibernate.cfg.AvailableSettings.*; /** * Tests Hibernate L2 cache configuration. */ public class HibernateL2CacheConfigurationSelfTest extends GridCommonAbstractTest { /** */ public static final String ENTITY1_NAME = Entity1.class.getName(); /** */ public static final String ENTITY2_NAME = Entity2.class.getName(); /** */ public static final String ENTITY3_NAME = Entity3.class.getName(); /** */ public static final String ENTITY4_NAME = Entity4.class.getName(); /** */ public static final String TIMESTAMP_CACHE = "org.hibernate.cache.spi.UpdateTimestampsCache"; /** */ public static final String QUERY_CACHE = "org.hibernate.cache.internal.StandardQueryCache"; /** */ public static final String CONNECTION_URL = "jdbc:h2:mem:example;DB_CLOSE_DELAY=-1"; /** If {@code true} then sets default cache in configuration. */ private boolean dfltCache; /** {@inheritDoc} */ @Override protected void beforeTestsStarted() throws Exception { startGrid(0); } /** {@inheritDoc} */ @Override protected void afterTestsStopped() throws Exception { stopAllGrids(); } /** {@inheritDoc} */ @Override protected void afterTest() throws Exception { for (IgniteCacheProxy<?, ?> cache : ((IgniteKernal) grid(0)).caches()) cache.legacyProxy().clear(); } /** {@inheritDoc} */ @Override protected IgniteConfiguration getConfiguration(String gridName) throws Exception { IgniteConfiguration cfg = super.getConfiguration(gridName); TcpDiscoverySpi discoSpi = new TcpDiscoverySpi(); discoSpi.setIpFinder(new TcpDiscoveryVmIpFinder(true)); cfg.setDiscoverySpi(discoSpi); cfg.setCacheConfiguration(cacheConfiguration(ENTITY3_NAME), cacheConfiguration(ENTITY4_NAME), cacheConfiguration("cache1"), cacheConfiguration("cache2"), cacheConfiguration("cache3"), cacheConfiguration(TIMESTAMP_CACHE), cacheConfiguration(QUERY_CACHE)); return cfg; } /** * @param cacheName Cache name. * @return Cache configuration. */ private CacheConfiguration cacheConfiguration(String cacheName) { CacheConfiguration cfg = new CacheConfiguration(); cfg.setName(cacheName); cfg.setCacheMode(PARTITIONED); cfg.setAtomicityMode(ATOMIC); return cfg; } /** * @param gridName Grid name. * @return Hibernate configuration. */ protected Configuration hibernateConfiguration(String gridName) { Configuration cfg = new Configuration(); cfg.addAnnotatedClass(Entity1.class); cfg.addAnnotatedClass(Entity2.class); cfg.addAnnotatedClass(Entity3.class); cfg.addAnnotatedClass(Entity4.class); cfg.setProperty(DFLT_ACCESS_TYPE_PROPERTY, AccessType.NONSTRICT_READ_WRITE.name()); cfg.setProperty(HBM2DDL_AUTO, "create"); cfg.setProperty(GENERATE_STATISTICS, "true"); cfg.setProperty(USE_SECOND_LEVEL_CACHE, "true"); cfg.setProperty(USE_QUERY_CACHE, "true"); cfg.setProperty(CACHE_REGION_FACTORY, HibernateRegionFactory.class.getName()); cfg.setProperty(RELEASE_CONNECTIONS, "on_close"); cfg.setProperty(GRID_NAME_PROPERTY, gridName); cfg.setProperty(REGION_CACHE_PROPERTY + ENTITY1_NAME, "cache1"); cfg.setProperty(REGION_CACHE_PROPERTY + ENTITY2_NAME, "cache2"); cfg.setProperty(REGION_CACHE_PROPERTY + TIMESTAMP_CACHE, TIMESTAMP_CACHE); cfg.setProperty(REGION_CACHE_PROPERTY + QUERY_CACHE, QUERY_CACHE); if (dfltCache) cfg.setProperty(DFLT_CACHE_NAME_PROPERTY, "cache3"); return cfg; } /** * Tests property {@link HibernateRegionFactory#REGION_CACHE_PROPERTY}. */ public void testPerRegionCacheProperty() { testCacheUsage(1, 1, 0, 1, 1); } /** * Tests property {@link HibernateRegionFactory#DFLT_CACHE_NAME_PROPERTY}. */ public void testDefaultCache() { dfltCache = true; testCacheUsage(1, 1, 2, 0, 0); } /** * @param expCache1 Expected size of cache with name 'cache1'. * @param expCache2 Expected size of cache with name 'cache2'. * @param expCache3 Expected size of cache with name 'cache3'. * @param expCacheE3 Expected size of cache with name {@link #ENTITY3_NAME}. * @param expCacheE4 Expected size of cache with name {@link #ENTITY4_NAME}. */ @SuppressWarnings("unchecked") private void testCacheUsage(int expCache1, int expCache2, int expCache3, int expCacheE3, int expCacheE4) { SessionFactory sesFactory = startHibernate(getTestGridName(0)); try { Session ses = sesFactory.openSession(); try { Transaction tx = ses.beginTransaction(); ses.save(new Entity1()); ses.save(new Entity2()); ses.save(new Entity3()); ses.save(new Entity4()); tx.commit(); } finally { ses.close(); } ses = sesFactory.openSession(); try { List<Entity1> list1 = ses.createCriteria(ENTITY1_NAME).list(); assertEquals(1, list1.size()); for (Entity1 e : list1) { ses.load(ENTITY1_NAME, e.getId()); assertNotNull(e.getId()); } List<Entity2> list2 = ses.createCriteria(ENTITY2_NAME).list(); assertEquals(1, list2.size()); for (Entity2 e : list2) assertNotNull(e.getId()); List<Entity3> list3 = ses.createCriteria(ENTITY3_NAME).list(); assertEquals(1, list3.size()); for (Entity3 e : list3) assertNotNull(e.getId()); List<Entity4> list4 = ses.createCriteria(ENTITY4_NAME).list(); assertEquals(1, list4.size()); for (Entity4 e : list4) assertNotNull(e.getId()); } finally { ses.close(); } IgniteCache<Object, Object> cache1 = grid(0).cache("cache1"); IgniteCache<Object, Object> cache2 = grid(0).cache("cache2"); IgniteCache<Object, Object> cache3 = grid(0).cache("cache3"); IgniteCache<Object, Object> cacheE3 = grid(0).cache(ENTITY3_NAME); IgniteCache<Object, Object> cacheE4 = grid(0).cache(ENTITY4_NAME); assertEquals("Unexpected entries: " + toSet(cache1.iterator()), expCache1, cache1.size()); assertEquals("Unexpected entries: " + toSet(cache2.iterator()), expCache2, cache2.size()); assertEquals("Unexpected entries: " + toSet(cache3.iterator()), expCache3, cache3.size()); assertEquals("Unexpected entries: " + toSet(cacheE3.iterator()), expCacheE3, cacheE3.size()); assertEquals("Unexpected entries: " + toSet(cacheE4.iterator()), expCacheE4, cacheE4.size()); } finally { sesFactory.close(); } } /** * */ private <K, V> Set<Cache.Entry<K, V>> toSet(Iterator<Cache.Entry<K, V>> iter) { Set<Cache.Entry<K, V>> set = new HashSet<>(); while (iter.hasNext()) set.add(iter.next()); return set; } /** * @param gridName Name of the grid providing caches. * @return Session factory. */ private SessionFactory startHibernate(String gridName) { Configuration cfg = hibernateConfiguration(gridName); ServiceRegistryBuilder builder = new ServiceRegistryBuilder(); builder.applySetting("hibernate.connection.url", CONNECTION_URL); builder.applySetting("hibernate.show_sql", false); return cfg.buildSessionFactory(builder.buildServiceRegistry()); } /** * Test Hibernate entity1. */ @javax.persistence.Entity @SuppressWarnings({ "PublicInnerClass", "UnnecessaryFullyQualifiedName" }) @Cacheable @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE) public static class Entity1 { /** */ private int id; /** * @return ID. */ @Id @GeneratedValue public int getId() { return id; } /** * @param id ID. */ public void setId(int id) { this.id = id; } } /** * Test Hibernate entity2. */ @javax.persistence.Entity @SuppressWarnings({ "PublicInnerClass", "UnnecessaryFullyQualifiedName" }) @Cacheable @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE) public static class Entity2 { /** */ private int id; /** * @return ID. */ @Id @GeneratedValue public int getId() { return id; } /** * @param id ID. */ public void setId(int id) { this.id = id; } } /** * Test Hibernate entity3. */ @javax.persistence.Entity @SuppressWarnings({ "PublicInnerClass", "UnnecessaryFullyQualifiedName" }) @Cacheable @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE) public static class Entity3 { /** */ private int id; /** * @return ID. */ @Id @GeneratedValue public int getId() { return id; } /** * @param id ID. */ public void setId(int id) { this.id = id; } } /** * Test Hibernate entity4. */ @javax.persistence.Entity @SuppressWarnings({ "PublicInnerClass", "UnnecessaryFullyQualifiedName" }) @Cacheable @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE) public static class Entity4 { /** */ private int id; /** * @return ID. */ @Id @GeneratedValue public int getId() { return id; } /** * @param id ID. */ public void setId(int id) { this.id = id; } } }