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diff --git a/include/svl/documentlockfile.hxx b/include/svl/documentlockfile.hxx
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+++ b/include/svl/documentlockfile.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_SVL_DOCUMENTLOCKFILE_HXX
+#define INCLUDED_SVL_DOCUMENTLOCKFILE_HXX
+
+#include <svl/svldllapi.h>
+
+#include <svl/lockfilecommon.hxx>
+
+namespace com::sun::star::io { class XInputStream; }
+namespace com::sun::star::io { class XOutputStream; }
+
+namespace svt {
+
+/// Generalized class for LO and MSO lockfile handling.
+class SVL_DLLPUBLIC GenDocumentLockFile : public LockFileCommon
+{
+public:
+    GenDocumentLockFile(const OUString& aLockFileURL);
+    virtual ~GenDocumentLockFile() override;
+
+    bool CreateOwnLockFile();
+    bool OverwriteOwnLockFile();
+    /// Delete the Lockfile, if current user is the owner
+    virtual void RemoveFile();
+    /// Only delete lockfile, disregarding ownership
+    void RemoveFileDirectly();
+
+    virtual LockFileEntry GetLockData() = 0;
+
+protected:
+    virtual void WriteEntryToStream( const LockFileEntry& aEntry, const css::uno::Reference< css::io::XOutputStream >& xStream ) = 0;
+    virtual css::uno::Reference< css::io::XInputStream > OpenStream();
+};
+
+/// Class implementing reading and writing LO lockfiles.
+class SVL_DLLPUBLIC DocumentLockFile final : public GenDocumentLockFile
+{
+    virtual void WriteEntryToStream( const LockFileEntry& aEntry, const css::uno::Reference< css::io::XOutputStream >& xStream ) override;
+
+public:
+    DocumentLockFile( const OUString& aOrigURL );
+    virtual ~DocumentLockFile() override;
+
+    virtual LockFileEntry GetLockData() override;
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */