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diff --git a/ucb/source/ucp/file/prov.hxx b/ucb/source/ucp/file/prov.hxx
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+++ b/ucb/source/ucp/file/prov.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 .
+ */
+
+#pragma once
+
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/ucb/XContentProvider.hpp>
+#include <com/sun/star/ucb/XContentIdentifierFactory.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/ucb/XFileIdentifierConverter.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <memory>
+#include <mutex>
+
+// FileProvider
+
+
+namespace fileaccess {
+
+    // Forward declaration
+
+    class BaseContent;
+    class TaskManager;
+
+    class FileProvider: public cppu::WeakImplHelper <
+        css::lang::XServiceInfo,
+        css::lang::XInitialization,
+        css::ucb::XContentProvider,
+        css::ucb::XContentIdentifierFactory,
+        css::beans::XPropertySet,
+        css::ucb::XFileIdentifierConverter >
+    {
+        friend class BaseContent;
+    public:
+
+        explicit FileProvider( const css::uno::Reference< css::uno::XComponentContext >& rxContext );
+        virtual ~FileProvider() override;
+
+        // XServiceInfo
+        virtual OUString SAL_CALL
+        getImplementationName() override;
+
+        virtual sal_Bool SAL_CALL
+        supportsService( const OUString& ServiceName ) override;
+
+        virtual css::uno::Sequence< OUString > SAL_CALL
+        getSupportedServiceNames() override;
+
+
+        // XInitialization
+        virtual void SAL_CALL
+        initialize(
+            const css::uno::Sequence< css::uno::Any >& aArguments ) override;
+
+
+        // XContentProvider
+        virtual css::uno::Reference< css::ucb::XContent > SAL_CALL
+        queryContent(
+            const css::uno::Reference< css::ucb::XContentIdentifier >& Identifier ) override;
+
+        // XContentIdentifierFactory
+
+        virtual css::uno::Reference< css::ucb::XContentIdentifier > SAL_CALL
+        createContentIdentifier(
+            const OUString& ContentId ) override;
+
+
+        virtual sal_Int32 SAL_CALL
+        compareContentIds(
+            const css::uno::Reference< css::ucb::XContentIdentifier >& Id1,
+            const css::uno::Reference< css::ucb::XContentIdentifier >& Id2 ) override;
+
+        // XPropertySet
+
+        virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL
+        getPropertySetInfo(  ) override;
+
+        virtual void SAL_CALL
+        setPropertyValue(
+            const OUString& aPropertyName,
+            const css::uno::Any& aValue ) override;
+
+        virtual css::uno::Any SAL_CALL
+        getPropertyValue(
+            const OUString& PropertyName ) override;
+
+        virtual void SAL_CALL
+        addPropertyChangeListener(
+            const OUString& aPropertyName,
+            const css::uno::Reference< css::beans::XPropertyChangeListener >& xListener ) override;
+
+        virtual void SAL_CALL
+        removePropertyChangeListener(
+            const OUString& aPropertyName,
+            const css::uno::Reference< css::beans::XPropertyChangeListener >& aListener ) override;
+
+        virtual void SAL_CALL
+        addVetoableChangeListener(
+            const OUString& PropertyName,
+            const css::uno::Reference< css::beans::XVetoableChangeListener >& aListener ) override;
+
+        virtual void SAL_CALL
+        removeVetoableChangeListener(
+            const OUString& PropertyName,
+            const css::uno::Reference< css::beans::XVetoableChangeListener >& aListener ) override;
+
+
+        // XFileIdentifierConverter
+
+        virtual sal_Int32 SAL_CALL
+        getFileProviderLocality( const OUString& BaseURL ) override;
+
+        virtual OUString SAL_CALL getFileURLFromSystemPath( const OUString& BaseURL,
+                                                            const OUString& SystemPath ) override;
+
+        virtual OUString SAL_CALL getSystemPathFromFileURL( const OUString& URL ) override;
+
+
+    private:
+        // methods
+        void init();
+
+        // Members
+        css::uno::Reference< css::uno::XComponentContext >      m_xContext;
+
+        void initProperties();
+        std::mutex   m_aMutex;
+        OUString m_HostName;
+        OUString m_HomeDirectory;
+        sal_Int32     m_FileSystemNotation;
+
+        css::uno::Reference< css::beans::XPropertySetInfo >     m_xPropertySetInfo;
+
+        std::unique_ptr<TaskManager>                            m_pMyShell;
+    };
+
+}       // end namespace fileaccess
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */