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/*
* 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 .
*/
package connectivity.tools;
import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.PropertyState;
import com.sun.star.beans.XPropertySet;
import com.sun.star.container.ElementExistException;
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.sdbcx.XAppend;
import com.sun.star.sdbcx.XTablesSupplier;
import com.sun.star.uno.UnoRuntime;
import helper.URLHelper;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
public class HsqlDatabase extends AbstractDatabase
{
public HsqlDatabase(final XMultiServiceFactory orb) throws Exception
{
super(orb);
createDBDocument();
}
public HsqlDatabase(final XMultiServiceFactory orb, final String _existingDocumentURL) throws Exception
{
super(orb, _existingDocumentURL);
}
/** creates an empty database document in a temporary location
*/
private void createDBDocument() throws Exception
{
final File documentFile = File.createTempFile("testdb", ".odb");
if ( documentFile.exists() )
documentFile.delete();
m_databaseDocumentFile = URLHelper.getFileURLFromSystemPath(documentFile);
m_databaseDocument = UnoRuntime.queryInterface(
XOfficeDatabaseDocument.class, m_orb.createInstance("com.sun.star.sdb.OfficeDatabaseDocument"));
m_dataSource = new DataSource(m_databaseDocument.getDataSource());
final XPropertySet dsProperties = UnoRuntime.queryInterface(XPropertySet.class, m_databaseDocument.getDataSource());
dsProperties.setPropertyValue("URL", "sdbc:embedded:hsqldb");
final XStorable storable = UnoRuntime.queryInterface(XStorable.class, m_databaseDocument);
storable.storeAsURL( m_databaseDocumentFile, new PropertyValue[]
{ new PropertyValue( "PickListEntry", 0, false, PropertyState.DIRECT_VALUE )
} );
}
/** drops the table with a given name
@param _name
the name of the table to drop
*/
private void dropTable(final String _name) throws SQLException
{
final StringBuffer dropStatement = new StringBuffer("DROP TABLE \"");
dropStatement.append(_name);
dropStatement.append("\" IF EXISTS");
executeSQL(dropStatement.toString());
}
public void createTable(final HsqlTableDescriptor _tableDesc, final boolean _dropIfExists) throws SQLException
{
if (_dropIfExists)
{
dropTable(_tableDesc.getName());
}
createTable(_tableDesc);
}
/** creates a table
*/
public void createTable(final HsqlTableDescriptor _tableDesc) throws SQLException
{
StringBuffer createStatement = new StringBuffer("CREATE CACHED TABLE \"");
createStatement.append(_tableDesc.getName());
createStatement.append("\" ( ");
String primaryKeyList = "";
final HashMap<String, String> foreignKeys = new HashMap<String, String>();
final HashMap<String, String> foreignKeyRefs = new HashMap<String, String>();
final HsqlColumnDescriptor[] columns = _tableDesc.getColumns();
for (int i = 0; i < columns.length; ++i)
{
if (i > 0)
{
createStatement.append(", ");
}
createStatement.append("\"").append(columns[i].getName());
createStatement.append("\" ").append(columns[i].getTypeName());
if (columns[i].isRequired())
{
createStatement.append(" NOT NULL");
}
if (columns[i].isPrimaryKey())
{
if (primaryKeyList.length() > 0)
{
primaryKeyList += ", ";
}
primaryKeyList += "\"" + columns[i].getName() + "\"";
}
if (columns[i].isForeignKey())
{
final String foreignTable = columns[i].getForeignTable();
String foreignKeysForTable = foreignKeys.containsKey(foreignTable) ? foreignKeys.get(foreignTable) : "";
if (foreignKeysForTable.length() > 0)
{
foreignKeysForTable += ", ";
}
foreignKeysForTable += "\"" + columns[i].getName() + "\"";
foreignKeys.put(foreignTable, foreignKeysForTable);
final StringBuffer foreignKeyRefsForTable = new StringBuffer(foreignKeyRefs.containsKey(foreignTable) ? foreignKeyRefs.get(foreignTable) : "");
if (foreignKeyRefsForTable.length() > 0)
{
foreignKeyRefsForTable.append(", ");
}
foreignKeyRefsForTable.append("\"").append(columns[i].getForeignColumn()).append("\"");
foreignKeyRefs.put(foreignTable, foreignKeyRefsForTable.toString());
}
}
if (primaryKeyList.length() > 0)
{
createStatement.append(", PRIMARY KEY (");
createStatement.append(primaryKeyList);
createStatement.append(')');
}
for (Map.Entry<String, String> foreignKey : foreignKeys.entrySet())
{
final String foreignTable = foreignKey.getKey();
createStatement.append(", FOREIGN KEY (");
createStatement.append(foreignKey.getValue());
createStatement.append(") REFERENCES \"");
createStatement.append(foreignTable);
createStatement.append("\"(");
createStatement.append(foreignKeyRefs.get(foreignTable));
createStatement.append(')');
}
createStatement.append(')');
executeSQL(createStatement.toString());
}
/** creates a table in the database. using the SDBCX-API
*/
public void createTableInSDBCX(final HsqlTableDescriptor _tableDesc) throws SQLException, ElementExistException
{
final XPropertySet sdbcxDescriptor = _tableDesc.createSdbcxDescriptor(defaultConnection());
final XTablesSupplier suppTables = UnoRuntime.queryInterface( XTablesSupplier.class, defaultConnection().getXConnection() );
final XAppend appendTable = UnoRuntime.queryInterface( XAppend.class, suppTables.getTables() );
appendTable.appendByDescriptor(sdbcxDescriptor);
}
}
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