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diff --git a/sdext/source/pdfimport/pdfiadaptor.hxx b/sdext/source/pdfimport/pdfiadaptor.hxx
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+/* -*- Mode: C++; 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 .
+ */
+
+#ifndef INCLUDED_SDEXT_SOURCE_PDFIMPORT_PDFIADAPTOR_HXX
+#define INCLUDED_SDEXT_SOURCE_PDFIMPORT_PDFIADAPTOR_HXX
+
+#include <xmlemitter.hxx>
+#include <treevisitorfactory.hxx>
+
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/xml/XImportFilter.hpp>
+#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/task/XStatusIndicator.hpp>
+#include <com/sun/star/document/XFilter.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/document/XImporter.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/basemutex.hxx>
+
+
+namespace pdfi
+{
+    typedef ::cppu::WeakComponentImplHelper<
+        css::document::XFilter,
+        css::document::XImporter,
+        css::lang::XServiceInfo> PDFIHybridAdaptorBase;
+
+    class PDFIHybridAdaptor : private cppu::BaseMutex,
+                              public PDFIHybridAdaptorBase
+    {
+    private:
+        css::uno::Reference<
+            css::uno::XComponentContext >  m_xContext;
+        css::uno::Reference<
+            css::frame::XModel >           m_xModel;
+
+    public:
+        explicit PDFIHybridAdaptor( const css::uno::Reference<
+                                          css::uno::XComponentContext >& xContext );
+
+        // XFilter
+        virtual sal_Bool SAL_CALL filter( const css::uno::Sequence<css::beans::PropertyValue>& rFilterData ) override;
+        virtual void SAL_CALL cancel() override;
+
+        // XImporter
+        virtual void SAL_CALL setTargetDocument( const css::uno::Reference< css::lang::XComponent >& xDocument ) override;
+
+        OUString SAL_CALL getImplementationName() override;
+
+        sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
+
+        css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
+    };
+
+    typedef ::cppu::WeakComponentImplHelper<
+        css::xml::XImportFilter,
+        css::document::XImporter,
+        css::lang::XServiceInfo> PDFIAdaptorBase;
+
+    /** Adapts raw pdf import to XImportFilter interface
+     */
+    class PDFIRawAdaptor : private cppu::BaseMutex,
+                           public PDFIAdaptorBase
+    {
+    private:
+        OUString const m_implementationName;
+        css::uno::Reference<
+            css::uno::XComponentContext >  m_xContext;
+        css::uno::Reference<
+            css::frame::XModel >           m_xModel;
+        TreeVisitorFactorySharedPtr                   m_pVisitorFactory;
+
+        bool parse( const css::uno::Reference<css::io::XInputStream>&       xInput,
+                    const css::uno::Reference<css::task::XInteractionHandler>& xIHdl,
+                    const OUString&                                                          rPwd,
+                    const css::uno::Reference<css::task::XStatusIndicator>& xStatus,
+                    const XmlEmitterSharedPtr&                                                    rEmitter,
+                    const OUString&                                                          rURL,
+                    const OUString&                                         rFilterOptions);
+
+    public:
+        explicit PDFIRawAdaptor( OUString const & implementationName,
+                                 const css::uno::Reference<
+                                       css::uno::XComponentContext >& xContext );
+
+        /** Set factory object used to create the tree visitors
+
+            Used for customizing the tree to the specific output
+            format (writer, draw, etc)
+         */
+        void setTreeVisitorFactory(const TreeVisitorFactorySharedPtr& rVisitorFactory);
+
+        /** Export pdf document to ODG
+
+            @param xOutput
+            Stream to write the flat xml file to
+
+            @param xStatus
+            Optional status indicator
+         */
+        bool odfConvert( const OUString&                                                          rURL,
+                         const css::uno::Reference<css::io::XOutputStream>&      xOutput,
+                         const css::uno::Reference<css::task::XStatusIndicator>& xStatus );
+
+        // XImportFilter
+        virtual sal_Bool SAL_CALL importer( const css::uno::Sequence< css::beans::PropertyValue >& rSourceData,
+                                            const css::uno::Reference< css::xml::sax::XDocumentHandler >& rHdl,
+                                            const css::uno::Sequence< OUString >& rUserData ) override;
+
+        // XImporter
+        virtual void SAL_CALL setTargetDocument( const css::uno::Reference< css::lang::XComponent >& xDocument ) override;
+
+        OUString SAL_CALL getImplementationName() override;
+
+        sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
+
+        css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
+    };
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */