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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package connectivity.tools;
import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.XPropertySet;
import com.sun.star.frame.XStorable;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.sdb.XOfficeDatabaseDocument;
import com.sun.star.sdbc.SQLException;
import com.sun.star.uno.UnoRuntime;
import helper.URLHelper;
import java.io.File;
class FlatFileDatabase extends AbstractDatabase
{
// --------------------------------------------------------------------------------------------------------
protected FlatFileDatabase( final XMultiServiceFactory i_orb, final String i_urlSubScheme ) throws Exception
{
super(i_orb);
m_urlSubScheme = i_urlSubScheme;
createDBDocument();
}
// --------------------------------------------------------------------------------------------------------
protected FlatFileDatabase(final XMultiServiceFactory i_orb, final String i_existingDocumentURL,
final String i_urlSubScheme ) throws Exception
{
super( i_orb, i_existingDocumentURL );
m_urlSubScheme = i_urlSubScheme;
final XPropertySet dsProperties = UnoRuntime.queryInterface(XPropertySet.class, m_databaseDocument.getDataSource());
final String url = (String)dsProperties.getPropertyValue( "URL" );
final String expectedURLPrefix = "sdbc:" + m_urlSubScheme + ":";
if ( !url.startsWith( expectedURLPrefix ) )
throw new IllegalArgumentException( i_existingDocumentURL + " is of wrong type" );
final String location = url.substring( expectedURLPrefix.length() );
m_tableFileLocation = new File( location );
if ( m_tableFileLocation.isDirectory() )
throw new IllegalArgumentException( "unsupported table file location (must be a folder)" );
}
/**
* returns a {@link File} which represents the folder where the database's table files reside.
*/
public File getTableFileLocation()
{
return m_tableFileLocation;
}
/** creates an empty database document in a temporary location
*/
private void createDBDocument() throws Exception
{
final File documentFile = File.createTempFile( m_urlSubScheme, ".odb" );
if ( documentFile.exists() )
documentFile.delete();
m_tableFileLocation = new File(documentFile.getParent() + File.separator + documentFile.getName().replace(".odb", "") + File.separator );
m_tableFileLocation.mkdir();
//subPath.deleteOnExit();
m_databaseDocumentFile = URLHelper.getFileURLFromSystemPath(documentFile);
final String path = URLHelper.getFileURLFromSystemPath( m_tableFileLocation.getPath() );
m_databaseDocument = UnoRuntime.queryInterface( XOfficeDatabaseDocument.class,
m_orb.createInstance("com.sun.star.sdb.OfficeDatabaseDocument"));
m_dataSource = new DataSource(m_orb, m_databaseDocument.getDataSource());
final XPropertySet dsProperties = UnoRuntime.queryInterface(XPropertySet.class, m_databaseDocument.getDataSource());
dsProperties.setPropertyValue("URL", "sdbc:" + m_urlSubScheme + ":" + path);
final XStorable storable = UnoRuntime.queryInterface( XStorable.class, m_databaseDocument );
storable.storeAsURL( m_databaseDocumentFile, new PropertyValue[] { } );
}
/** drops the table with a given name
@param _name
the name of the table to drop
@param _ifExists
TRUE if it should be dropped only when it exists.
*/
public void dropTable(final String _name,final boolean _ifExists) throws SQLException
{
String dropStatement = "DROP TABLE \"" + _name;
executeSQL(dropStatement);
}
final String m_urlSubScheme;
File m_tableFileLocation = null;
}
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