org.hibernate.search.test.TransactionTest.java Source code

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Here is the source code for org.hibernate.search.test.TransactionTest.java

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/*
 * 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;

import java.io.IOException;
import java.sql.Connection;
import java.sql.SQLException;

import org.apache.lucene.index.IndexReader;

import org.hibernate.Session;
import org.hibernate.jdbc.Work;

/**
 * @author Emmanuel Bernard
 */
public class TransactionTest extends SearchTestCase {

    public void testTransactionCommit() throws Exception {
        Session s = getSessions().openSession();
        s.getTransaction().begin();
        s.persist(
                new Document("Hibernate in Action", "Object/relational mapping with Hibernate", "blah blah blah"));
        s.persist(new Document("Lucene in Action", "FullText search engine", "blah blah blah"));
        s.persist(new Document("Hibernate Search in Action", "ORM and FullText search engine", "blah blah blah"));
        s.getTransaction().commit();
        s.close();

        assertEquals("transaction.commit() should index", 3, getDocumentNumber());

        s = getSessions().openSession();
        s.getTransaction().begin();
        s.persist(new Document("Java Persistence with Hibernate", "Object/relational mapping with Hibernate",
                "blah blah blah"));
        s.flush();
        s.getTransaction().rollback();
        s.close();

        assertEquals("rollback() should not index", 3, getDocumentNumber());

        s = getSessions().openSession();
        s.doWork(new Work() {
            @Override
            public void execute(Connection connection) throws SQLException {
                connection.setAutoCommit(true); // www.hibernate.org/403.html
            }
        });
        s.persist(new Document("Java Persistence with Hibernate", "Object/relational mapping with Hibernate",
                "blah blah blah"));
        s.flush();
        s.close();

        assertEquals("no transaction should index", 4, getDocumentNumber());

    }

    private int getDocumentNumber() throws IOException {
        IndexReader reader = IndexReader.open(getDirectory(Document.class), false);
        try {
            return reader.numDocs();
        } finally {
            reader.close();
        }
    }

    protected Class<?>[] getAnnotatedClasses() {
        return new Class[] { Document.class };
    }
}