Hibernate example source code file (AbstractGeneralDataRegionTestCase.java)

This example Hibernate source code file (AbstractGeneralDataRegionTestCase.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

configuration, exception, exception, generaldataregion, generaldataregion, key, key, no, object, region_prefix, serviceregistrybuilder, string, util, value1, value1

The Hibernate AbstractGeneralDataRegionTestCase.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2007, Red Hat, Inc. and/or it's affiliates or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat, Inc. and/or it's affiliates.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.test.cache.infinispan;

import java.util.Set;

import org.infinispan.transaction.tm.BatchModeTransactionManager;
import org.jboss.logging.Logger;

import org.hibernate.cache.spi.GeneralDataRegion;
import org.hibernate.cache.spi.QueryResultsRegion;
import org.hibernate.cache.spi.Region;
import org.hibernate.cache.infinispan.InfinispanRegionFactory;
import org.hibernate.cache.infinispan.util.CacheAdapter;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistryBuilder;

import org.junit.Test;

import org.hibernate.test.cache.infinispan.util.CacheTestUtil;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

/**
 * Base class for tests of QueryResultsRegion and TimestampsRegion.
 *
 * @author Galder Zamarreño
 * @since 3.5
 */
public abstract class AbstractGeneralDataRegionTestCase extends AbstractRegionImplTestCase {
	private static final Logger log = Logger.getLogger( AbstractGeneralDataRegionTestCase.class );

	protected static final String KEY = "Key";

	protected static final String VALUE1 = "value1";
	protected static final String VALUE2 = "value2";

	protected Configuration createConfiguration() {
		return CacheTestUtil.buildConfiguration( "test", InfinispanRegionFactory.class, false, true );
	}

	@Override
	protected void putInRegion(Region region, Object key, Object value) {
		((GeneralDataRegion) region).put( key, value );
	}

	@Override
	protected void removeFromRegion(Region region, Object key) {
		((GeneralDataRegion) region).evict( key );
	}

	@Test
	public void testEvict() throws Exception {
		evictOrRemoveTest();
	}

	private void evictOrRemoveTest() throws Exception {
		Configuration cfg = createConfiguration();
		InfinispanRegionFactory regionFactory = CacheTestUtil.startRegionFactory(
				new ServiceRegistryBuilder( cfg.getProperties() ).buildServiceRegistry(),
				cfg,
				getCacheTestSupport()
		);
		CacheAdapter localCache = getInfinispanCache( regionFactory );
		boolean invalidation = localCache.isClusteredInvalidation();

		// Sleep a bit to avoid concurrent FLUSH problem
		avoidConcurrentFlush();

		GeneralDataRegion localRegion = (GeneralDataRegion) createRegion(
				regionFactory,
				getStandardRegionName( REGION_PREFIX ), cfg.getProperties(), null
		);

		cfg = createConfiguration();
		regionFactory = CacheTestUtil.startRegionFactory(
				new ServiceRegistryBuilder( cfg.getProperties() ).buildServiceRegistry(),
				cfg,
				getCacheTestSupport()
		);

		GeneralDataRegion remoteRegion = (GeneralDataRegion) createRegion(
				regionFactory,
				getStandardRegionName( REGION_PREFIX ),
				cfg.getProperties(),
				null
		);

		assertNull( "local is clean", localRegion.get( KEY ) );
		assertNull( "remote is clean", remoteRegion.get( KEY ) );

		localRegion.put( KEY, VALUE1 );
		assertEquals( VALUE1, localRegion.get( KEY ) );

		// allow async propagation
		sleep( 250 );
		Object expected = invalidation ? null : VALUE1;
		assertEquals( expected, remoteRegion.get( KEY ) );

		localRegion.evict( KEY );

		// allow async propagation
		sleep( 250 );
		assertEquals( null, localRegion.get( KEY ) );
		assertEquals( null, remoteRegion.get( KEY ) );
	}

	protected abstract String getStandardRegionName(String regionPrefix);

	/**
	 * Test method for {@link QueryResultsRegion#evictAll()}.
	 * <p/>
	 * FIXME add testing of the "immediately without regard for transaction isolation" bit in the
	 * CollectionRegionAccessStrategy API.
	 */
	public void testEvictAll() throws Exception {
		evictOrRemoveAllTest( "entity" );
	}

	private void evictOrRemoveAllTest(String configName) throws Exception {
		Configuration cfg = createConfiguration();
		InfinispanRegionFactory regionFactory = CacheTestUtil.startRegionFactory(
				new ServiceRegistryBuilder( cfg.getProperties() ).buildServiceRegistry(),
				cfg,
				getCacheTestSupport()
		);
		CacheAdapter localCache = getInfinispanCache( regionFactory );

		// Sleep a bit to avoid concurrent FLUSH problem
		avoidConcurrentFlush();

		GeneralDataRegion localRegion = (GeneralDataRegion) createRegion(
				regionFactory,
				getStandardRegionName( REGION_PREFIX ),
				cfg.getProperties(),
				null
		);

		cfg = createConfiguration();
		regionFactory = CacheTestUtil.startRegionFactory(
				new ServiceRegistryBuilder( cfg.getProperties() ).buildServiceRegistry(),
				cfg,
				getCacheTestSupport()
		);
		CacheAdapter remoteCache = getInfinispanCache( regionFactory );

		// Sleep a bit to avoid concurrent FLUSH problem
		avoidConcurrentFlush();

		GeneralDataRegion remoteRegion = (GeneralDataRegion) createRegion(
				regionFactory,
				getStandardRegionName( REGION_PREFIX ),
				cfg.getProperties(),
				null
		);

		Set keys = localCache.keySet();
		assertEquals( "No valid children in " + keys, 0, getValidKeyCount( keys ) );

		keys = remoteCache.keySet();
		assertEquals( "No valid children in " + keys, 0, getValidKeyCount( keys ) );

		assertNull( "local is clean", localRegion.get( KEY ) );
		assertNull( "remote is clean", remoteRegion.get( KEY ) );

		localRegion.put( KEY, VALUE1 );
		assertEquals( VALUE1, localRegion.get( KEY ) );

		// Allow async propagation
		sleep( 250 );

		remoteRegion.put( KEY, VALUE1 );
		assertEquals( VALUE1, remoteRegion.get( KEY ) );

		// Allow async propagation
		sleep( 250 );

		localRegion.evictAll();

		// allow async propagation
		sleep( 250 );
		// This should re-establish the region root node in the optimistic case
		assertNull( localRegion.get( KEY ) );
		assertEquals( "No valid children in " + keys, 0, getValidKeyCount( localCache.keySet() ) );

		// Re-establishing the region root on the local node doesn't
		// propagate it to other nodes. Do a get on the remote node to re-establish
		// This only adds a node in the case of optimistic locking
		assertEquals( null, remoteRegion.get( KEY ) );
		assertEquals( "No valid children in " + keys, 0, getValidKeyCount( remoteCache.keySet() ) );

		assertEquals( "local is clean", null, localRegion.get( KEY ) );
		assertEquals( "remote is clean", null, remoteRegion.get( KEY ) );
	}

	protected void rollback() {
		try {
			BatchModeTransactionManager.getInstance().rollback();
		}
		catch (Exception e) {
			log.error( e.getMessage(), e );
		}
	}
}