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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 com.sun.star.wizards.db;
import java.util.ArrayList;
import com.sun.star.sdbc.SQLException;
import com.sun.star.sdbc.XResultSet;
import com.sun.star.sdbc.XRow;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.wizards.common.JavaTools;
import com.sun.star.wizards.common.PropertyNames;
/**
* TODO To change the template for this generated type comment go to
* Window - Preferences - Java - Code Style - Code Templates
*/
public class RelationController extends CommandName
{
private static final int PKTABLE_CAT = 1;
private static final int PKTABLE_SCHEM = 2;
private static final int PKTABLE_NAME = 3;
private static final int PKCOLUMN_NAME = 4;
private static final int FKTABLE_CAT = 5;
private static final int FKTABLE_SCHEM = 6;
private static final int FKTABLE_NAME = 7;
private static final int FKCOLUMN_NAME = 8;
public RelationController(CommandMetaData _CommandMetaData, String _DisplayName)
{
super(_CommandMetaData, _DisplayName);
}
public String[] getExportedKeys()
{
String[] sReferencedTableNames = new String[]
{
};
try
{
ArrayList<String> aReferencedTableVector = new ArrayList<String>();
XResultSet xResultSet = super.getCommandMetaData().xDBMetaData.getExportedKeys(getCatalogName(this), getSchemaName(), getTableName());
XRow xRow = UnoRuntime.queryInterface(XRow.class, xResultSet);
while (xResultSet.next())
{
String sForeignCatalog = xRow.getString(FKTABLE_CAT);
String sForeignScheme = xRow.getString(FKTABLE_SCHEM);
String sForeignTableName = xRow.getString(FKTABLE_NAME);
CommandName oCommandName = new CommandName(getCommandMetaData(), sForeignCatalog, sForeignScheme, sForeignTableName, false);
aReferencedTableVector.add(oCommandName.getComposedName());
}
sReferencedTableNames = new String[aReferencedTableVector.size()];
aReferencedTableVector.toArray(sReferencedTableNames);
}
catch (SQLException e)
{
e.printStackTrace(System.err);
}
return sReferencedTableNames;
}
private Object getCatalogName(CommandName _oCommandName)
{
String sLocCatalog = _oCommandName.getCatalogName();
if (sLocCatalog.equals(PropertyNames.EMPTY_STRING))
{
return null;
}
else
{
return sLocCatalog;
}
}
public String[][] getImportedKeyColumns(String _sreferencedtablename)
{
String[][] sKeyColumnNames = new String[][]
{
};
try
{
CommandName oLocCommandName = new CommandName(super.getCommandMetaData(), _sreferencedtablename);
XResultSet xResultSet = super.getCommandMetaData().xDBMetaData.getImportedKeys(getCatalogName(oLocCommandName), oLocCommandName.getSchemaName(), oLocCommandName.getTableName());
XRow xRow = UnoRuntime.queryInterface(XRow.class, xResultSet);
boolean bleaveLoop = false;
ArrayList<String> aMasterFieldNamesVector = new ArrayList<String>();
ArrayList<String> aSlaveFieldNamesVector = new ArrayList<String>();
while (xResultSet.next() && !bleaveLoop)
{
String sPrimaryCatalog = null;
String sPrimarySchema = null;
if (super.getCommandMetaData().xDBMetaData.supportsCatalogsInDataManipulation())
{
sPrimaryCatalog = xRow.getString(PKTABLE_CAT);
}
if (super.getCommandMetaData().xDBMetaData.supportsSchemasInDataManipulation())
{
sPrimarySchema = xRow.getString(PKTABLE_SCHEM);
}
String sPrimaryTableName = xRow.getString(PKTABLE_NAME);
String sPrimaryColumnName = xRow.getString(PKCOLUMN_NAME);
String sForeignColumnName = xRow.getString(FKCOLUMN_NAME);
if (JavaTools.isSame(getTableName(), sPrimaryTableName))
{
if (sPrimarySchema == null || JavaTools.isSame(getSchemaName(), sPrimarySchema))
{
if (JavaTools.isSame(getCatalogName(), sPrimaryCatalog))
{
aSlaveFieldNamesVector.add(sForeignColumnName);
aMasterFieldNamesVector.add(sPrimaryColumnName);
bleaveLoop = true; //Only one relation may exist between two tables...
}
}
}
}
sKeyColumnNames = new String[2][aMasterFieldNamesVector.size()];
sKeyColumnNames[0] = new String[aSlaveFieldNamesVector.size()];
sKeyColumnNames[1] = new String[aMasterFieldNamesVector.size()];
aSlaveFieldNamesVector.toArray(sKeyColumnNames[0]);
aMasterFieldNamesVector.toArray(sKeyColumnNames[1]);
}
catch (Exception e)
{
e.printStackTrace(System.err);
}
return sKeyColumnNames;
}
}
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