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diff --git a/oox/source/helper/containerhelper.cxx b/oox/source/helper/containerhelper.cxx
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+++ b/oox/source/helper/containerhelper.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+#include "oox/helper/containerhelper.hxx"
+
+#include <com/sun/star/container/XIndexContainer.hpp>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <rtl/ustrbuf.hxx>
+#include "oox/helper/helper.hxx"
+
+namespace oox {
+
+// ============================================================================
+
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+using ::rtl::OUString;
+using ::rtl::OUStringBuffer;
+
+// ============================================================================
+
+Reference< XIndexContainer > ContainerHelper::createIndexContainer( const Reference< XMultiServiceFactory >& rxFactory )
+{
+    Reference< XIndexContainer > xContainer;
+    if( rxFactory.is() ) try
+    {
+        xContainer.set( rxFactory->createInstance( CREATE_OUSTRING( "com.sun.star.document.IndexedPropertyValues" ) ), UNO_QUERY_THROW );
+    }
+    catch( Exception& )
+    {
+    }
+    OSL_ENSURE( xContainer.is(), "ContainerHelper::createIndexContainer - cannot create container" );
+    return xContainer;
+}
+
+bool ContainerHelper::insertByIndex(
+        const Reference< XIndexContainer >& rxIndexContainer,
+        sal_Int32 nIndex, const Any& rObject )
+{
+    OSL_ENSURE( rxIndexContainer.is(), "ContainerHelper::insertByIndex - missing XIndexContainer interface" );
+    bool bRet = false;
+    try
+    {
+        rxIndexContainer->insertByIndex( nIndex, rObject );
+        bRet = true;
+    }
+    catch( Exception& )
+    {
+    }
+    OSL_ENSURE( bRet, "ContainerHelper::insertByIndex - cannot insert object" );
+    return bRet;
+}
+
+Reference< XNameContainer > ContainerHelper::createNameContainer( const Reference< XMultiServiceFactory >& rxFactory )
+{
+    Reference< XNameContainer > xContainer;
+    if( rxFactory.is() ) try
+    {
+        xContainer.set( rxFactory->createInstance( CREATE_OUSTRING( "com.sun.star.document.NamedPropertyValues" ) ), UNO_QUERY_THROW );
+    }
+    catch( Exception& )
+    {
+    }
+    OSL_ENSURE( xContainer.is(), "ContainerHelper::createNameContainer - cannot create container" );
+    return xContainer;
+}
+
+OUString ContainerHelper::getUnusedName(
+        const Reference< XNameAccess >& rxNameAccess, const OUString& rSuggestedName,
+        sal_Unicode cSeparator, sal_Int32 nFirstIndexToAppend )
+{
+    OSL_ENSURE( rxNameAccess.is(), "ContainerHelper::getUnusedName - missing XNameAccess interface" );
+
+    OUString aNewName = rSuggestedName;
+    sal_Int32 nIndex = nFirstIndexToAppend;
+    while( rxNameAccess->hasByName( aNewName ) )
+        aNewName = OUStringBuffer( rSuggestedName ).append( cSeparator ).append( nIndex++ ).makeStringAndClear();
+    return aNewName;
+}
+
+bool ContainerHelper::insertByName(
+        const Reference< XNameContainer >& rxNameContainer,
+        const OUString& rName, const Any& rObject, bool bReplaceOldExisting )
+{
+    OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByName - missing XNameContainer interface" );
+    bool bRet = false;
+    try
+    {
+        if( bReplaceOldExisting && rxNameContainer->hasByName( rName ) )
+            rxNameContainer->replaceByName( rName, rObject );
+        else
+            rxNameContainer->insertByName( rName, rObject );
+        bRet = true;
+    }
+    catch( Exception& )
+    {
+    }
+    OSL_ENSURE( bRet, "ContainerHelper::insertByName - cannot insert object" );
+    return bRet;
+}
+
+OUString ContainerHelper::insertByUnusedName(
+        const Reference< XNameContainer >& rxNameContainer,
+        const OUString& rSuggestedName, sal_Unicode cSeparator,
+        const Any& rObject, bool bRenameOldExisting )
+{
+    OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByUnusedName - missing XNameContainer interface" );
+
+    // find an unused name
+    Reference< XNameAccess > xNameAccess( rxNameContainer, UNO_QUERY );
+    OUString aNewName = getUnusedName( xNameAccess, rSuggestedName, cSeparator );
+
+    // rename existing object
+    if( bRenameOldExisting && rxNameContainer->hasByName( rSuggestedName ) )
+    {
+        try
+        {
+            Any aOldObject = rxNameContainer->getByName( rSuggestedName );
+            rxNameContainer->removeByName( rSuggestedName );
+            rxNameContainer->insertByName( aNewName, aOldObject );
+            aNewName = rSuggestedName;
+        }
+        catch( Exception& )
+        {
+            OSL_FAIL( "ContainerHelper::insertByUnusedName - cannot rename old object" );
+        }
+    }
+
+    // insert the new object and return its resulting name
+    insertByName( rxNameContainer, aNewName, rObject );
+    return aNewName;
+}
+
+// ============================================================================
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */