MixedCriteriaTest.java

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat, Inc. and/or its 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.
 *
 * 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.search.test.query.criteria;

import java.util.List;

import org.apache.lucene.queryParser.MultiFieldQueryParser;
import org.apache.lucene.search.Query;
import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.criterion.Restrictions;
import org.hibernate.search.FullTextSession;
import org.hibernate.search.Search;
import org.hibernate.search.SearchException;
import org.hibernate.search.test.SearchTestCase;
import org.hibernate.search.test.TestConstants;

/**
 * @author Hardy Ferentschik
 */
public class MixedCriteriaTest extends SearchTestCase {
	/**
	 * HSEARCH-360
	 */
	public void testCriteriaWithFilteredEntity() throws Exception {
		indexTestData();

		// Search
		Session session = openSession();
		Transaction tx = session.beginTransaction();
		FullTextSession fullTextSession = Search.getFullTextSession( session );

		MultiFieldQueryParser parser = new MultiFieldQueryParser( TestConstants.getTargetLuceneVersion(),
				new String[] { "kurztext" }, TestConstants.standardAnalyzer
		);
		Query query = parser.parse( "combi OR sport" );

		Criteria criteria = session.createCriteria( AbstractCar.class );
		criteria.add( Restrictions.eq( "hasColor", Boolean.FALSE ) );

		org.hibernate.Query hibQuery = fullTextSession.createFullTextQuery( query, AbstractCar.class )
				.setCriteriaQuery( criteria );
		List result = hibQuery.list();
		assertEquals( 2, result.size() );
		tx.commit();
		session.close();
	}

	public void testCriteriaWithoutFilteredEntity() throws Exception {
		indexTestData();

		// Search
		Session session = openSession();
		Transaction tx = session.beginTransaction();
		FullTextSession fullTextSession = Search.getFullTextSession( session );

		MultiFieldQueryParser parser = new MultiFieldQueryParser( TestConstants.getTargetLuceneVersion(),
				new String[] { "kurztext" }, TestConstants.standardAnalyzer
		);
		Query query = parser.parse( "combi OR sport" );

		Criteria criteria = session.createCriteria( AbstractCar.class );
		criteria.add( Restrictions.eq( "hasColor", Boolean.FALSE ) );

		org.hibernate.Query hibQuery = fullTextSession.createFullTextQuery( query )
				.setCriteriaQuery( criteria );
		List result = hibQuery.list();
		assertEquals( 2, result.size() );
		tx.commit();
		session.close();
	}

	public void testCriteriaWithMultipleEntities() throws Exception {
		indexTestData();

		// Search
		Session session = openSession();
		Transaction tx = session.beginTransaction();
		FullTextSession fullTextSession = Search.getFullTextSession( session );

		MultiFieldQueryParser parser = new MultiFieldQueryParser( TestConstants.getTargetLuceneVersion(),
				new String[] { "kurztext" }, TestConstants.standardAnalyzer
		);
		Query query = parser.parse( "combi OR sport" );

		Criteria criteria = session.createCriteria( AbstractCar.class );
		criteria.add( Restrictions.eq( "hasColor", Boolean.FALSE ) );

		try {
			org.hibernate.Query hibQuery = fullTextSession.createFullTextQuery( query, AbstractCar.class, Bike.class )
					.setCriteriaQuery( criteria );
			hibQuery.list();
			fail();
		}
		catch ( SearchException se ) {
			assertEquals( "Cannot mix criteria and multiple entity types", se.getMessage() );
		}
		tx.commit();
		session.close();
	}

	private void indexTestData() {
		Session s = openSession();
		Transaction tx = s.beginTransaction();

		CombiCar combi = new CombiCar();
		combi.setKurztext( "combi" );
		s.persist( combi );

		SportCar sport = new SportCar();
		sport.setKurztext( "sport" );
		s.persist( sport );

		Bike bike = new Bike();
		bike.setKurztext( "bike" );
		s.persist( bike );
		tx.commit();
		s.close();
	}


	protected Class<?>[] getAnnotatedClasses() {
		return new Class[] {
				AbstractCar.class, CombiCar.class, SportCar.class, Bike.class
		};
	}
}