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+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+import com.sun.star.beans.PropertyValue;
+import com.sun.star.beans.XPropertySet;
+import com.sun.star.container.XNameAccess;
+import com.sun.star.frame.XStorable;
+import com.sun.star.sdb.XOfficeDatabaseDocument;
+import com.sun.star.sdbc.SQLException;
+import com.sun.star.sdbc.XCloseable;
+import com.sun.star.sdbc.XConnection;
+import com.sun.star.uno.UnoRuntime;
+import com.sun.star.sdb.XDocumentDataSource;
+import com.sun.star.sdbc.XDataSource;
+import com.sun.star.uno.XComponentContext;
+import java.io.File;
+
+import com.sun.star.util.CloseVetoException;
+
+public class HsqlDatabase
+{
+ private XComponentContext m_context;
+ // the URL of the temporary file used for the database document
+ private String m_databaseDocumentFile;
+ // the database document
+ private XOfficeDatabaseDocument m_databaseDocument;
+ // the data source belonging to the database document
+ // the default connection
+ private XConnection m_connection;
+
+
+ public HsqlDatabase( XComponentContext _context ) throws Exception
+ {
+ m_context = _context;
+ createDBDocument();
+ }
+
+
+ public HsqlDatabase( XComponentContext _context, String _existingDocumentURL ) throws Exception
+ {
+ m_context = _context;
+ createDBDocument( _existingDocumentURL );
+ }
+
+
+ private void createDBDocument( String _docURL ) throws Exception
+ {
+ m_databaseDocumentFile = _docURL;
+
+ XNameAccess dbContext = UnoRuntime.queryInterface( XNameAccess.class,
+ m_context.getServiceManager().createInstanceWithContext( "com.sun.star.sdb.DatabaseContext", m_context ) );
+ XDocumentDataSource dataSource = UnoRuntime.queryInterface( XDocumentDataSource.class,
+ dbContext.getByName( _docURL ) );
+
+ m_databaseDocument = dataSource.getDatabaseDocument();
+ }
+
+ /** creates an empty database document in a temporary location
+ */
+ private void createDBDocument() throws Exception
+ {
+ File documentFile = File.createTempFile("testdb",".odb");
+ documentFile.deleteOnExit();
+ m_databaseDocumentFile = URLHelper.getFileURLFromSystemPath( documentFile );
+
+ m_databaseDocument = UnoRuntime.queryInterface(
+ XOfficeDatabaseDocument.class, m_context.getServiceManager().createInstanceWithContext(
+ "com.sun.star.sdb.OfficeDatabaseDocument", m_context ) );
+
+ XPropertySet dsProperties = UnoRuntime.queryInterface( XPropertySet.class, m_databaseDocument.getDataSource() );
+ dsProperties.setPropertyValue("URL", "sdbc:embedded:hsqldb");
+
+ XStorable storable = UnoRuntime.queryInterface( XStorable.class, m_databaseDocument );
+ storable.storeAsURL( m_databaseDocumentFile, new PropertyValue[]{} );
+ }
+
+ /** closes the database document
+ *
+ * Any CloseVetoExceptions fired by third parties are ignored, and any reference to the
+ * database document is released.
+ */
+ private void close()
+ {
+ // close connection
+ XCloseable closeConn = UnoRuntime.queryInterface( XCloseable.class,
+ m_connection );
+ if ( closeConn != null )
+ {
+ try
+ {
+ closeConn.close();
+ }
+ catch( SQLException e )
+ {
+ }
+ }
+ m_connection = null;
+
+ // close document
+ com.sun.star.util.XCloseable closeDoc = UnoRuntime.queryInterface(
+ com.sun.star.util.XCloseable.class, m_databaseDocument );
+ if ( closeDoc != null )
+ {
+ try
+ {
+ closeDoc.close( true );
+ }
+ catch( CloseVetoException e )
+ {
+ }
+ }
+ m_databaseDocument = null;
+ }
+
+ /** closes the document, and deletes the underlying file
+ */
+ private void closeAndDelete()
+ {
+ close();
+
+ if ( m_databaseDocumentFile != null )
+ {
+ try
+ {
+ File file = new File(m_databaseDocumentFile);
+ file.delete();
+ }
+ catch(Exception e)
+ {
+ }
+ m_databaseDocumentFile = null;
+ }
+ }
+
+ /** returns the underlying database document
+ */
+ public XOfficeDatabaseDocument getDatabaseDocument()
+ {
+ return m_databaseDocument;
+ }
+
+ /** returns the associated data source
+ */
+ public XDataSource getDataSource()
+ {
+ return m_databaseDocument.getDataSource();
+ }
+
+
+
+ /** returns the URL of the ODB document represented by this instance
+ */
+ public String getDocumentURL()
+ {
+ return m_databaseDocumentFile;
+ }
+
+
+
+ @Override
+ protected void finalize() throws Throwable
+ {
+ closeAndDelete();
+ super.finalize();
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */