/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2009 by Red Hat Inc and/or its affiliates or by
* third-party contributors as indicated by either @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.engine.jdbc.jdbc3;
import java.sql.SQLException;
import java.sql.Blob;
import java.sql.Clob;
import junit.framework.TestCase;
import org.hibernate.engine.jdbc.LobCreationContext;
import org.hibernate.engine.jdbc.LobCreator;
import org.hibernate.engine.jdbc.JdbcSupportLoader;
import org.hibernate.engine.jdbc.BlobImplementer;
import org.hibernate.engine.jdbc.WrappedBlob;
import org.hibernate.engine.jdbc.WrappedClob;
import org.hibernate.engine.jdbc.ClobImplementer;
import org.hibernate.engine.jdbc.NClobImplementer;
/**
* TODO : javadoc
*
* @author Steve Ebersole
*/
public class JdbcSupportTest extends TestCase {
private static class LobCreationContextImpl implements LobCreationContext {
public Object execute(Callback callback) {
fail( "Unexpected call to getConnection" );
return null;
}
}
private LobCreationContextImpl lobCreationContext = new LobCreationContextImpl();
public void testLobCreator() throws ClassNotFoundException, SQLException {
LobCreator lobCreator = JdbcSupportLoader.loadJdbcSupport( null ).getLobCreator( lobCreationContext );
Blob blob = lobCreator.createBlob( new byte[] {} );
assertTrue( blob instanceof BlobImplementer );
blob = lobCreator.wrap( blob );
assertTrue( blob instanceof WrappedBlob );
Clob clob = lobCreator.createClob( "Hi" );
assertTrue( clob instanceof ClobImplementer );
clob = lobCreator.wrap( clob );
assertTrue( clob instanceof WrappedClob );
Clob nclob = lobCreator.createNClob( "Hi" );
assertTrue( nclob instanceof NClobImplementer );
nclob = lobCreator.wrap( nclob );
assertTrue( nclob instanceof WrappedClob );
}
public void testLobAccess() throws SQLException {
LobCreator lobCreator = JdbcSupportLoader.loadJdbcSupport( null ).getLobCreator( lobCreationContext );
Blob blob = lobCreator.createBlob( "Hi".getBytes() );
assertEquals( 2, blob.length() );
assertEquals( 2, blob.getBytes( 1, 5 ).length );
blob.getBinaryStream();
Clob clob = lobCreator.createClob( "Hi" );
assertEquals( 2, clob.length() );
assertEquals( 2, clob.getSubString( 1, 5 ).length() );
clob.getCharacterStream();
clob.getAsciiStream();
}
}