/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. 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.test.sql.autodiscovery;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.util.List;
import org.hibernate.Session;
import org.hibernate.jdbc.Work;
import org.hibernate.testing.junit.functional.FunctionalTestCase;
/**
* @author Steve Ebersole
*/
public class AutoDiscoveryTest extends FunctionalTestCase {
private static final String QUERY_STRING =
"select u.name as username, g.name as groupname, m.joindate " +
"from t_membership m " +
" inner join t_user u on m.member_id = u.id " +
" inner join t_group g on m.group_id = g.id";
public AutoDiscoveryTest(String string) {
super( string );
}
public Class<?>[] getAnnotatedClasses() {
return new Class[] { Group.class, User.class, Membership.class };
}
public void testSqlQueryAutoDiscovery() throws Exception {
Session session = openSession();
session.beginTransaction();
User u = new User( "steve" );
Group g = new Group( "developer" );
Membership m = new Membership( u, g );
session.save( u );
session.save( g );
session.save( m );
session.getTransaction().commit();
session.close();
session = openSession();
session.beginTransaction();
List result = session.createSQLQuery( QUERY_STRING ).list();
Object[] row = (Object[]) result.get( 0 );
assertEquals( "steve", row[0] );
assertEquals( "developer", row[1] );
session.delete( m );
session.delete( u );
session.delete( g );
session.getTransaction().commit();
session.close();
}
public void testDialectGetColumnAliasExtractor() throws Exception {
Session session = openSession();
session.beginTransaction();
session.doWork(
new Work() {
public void execute(Connection connection) throws SQLException {
PreparedStatement ps = connection.prepareStatement( QUERY_STRING );
ResultSet rs = ps.executeQuery();
try {
ResultSetMetaData metadata = rs.getMetaData();
String column1Alias = getDialect().getColumnAliasExtractor().extractColumnAlias( metadata, 1 );
String column2Alias = getDialect().getColumnAliasExtractor().extractColumnAlias( metadata, 2 );
assertFalse( "bad dialect.getColumnAliasExtractor impl", column1Alias.equals( column2Alias ) );
}
finally {
rs.close();
ps.close();
}
}
}
);
session.getTransaction().commit();
session.close();
}
}