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diff --git a/sc/inc/formulaparserpool.hxx b/sc/inc/formulaparserpool.hxx
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+++ b/sc/inc/formulaparserpool.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 <unordered_map>
+#include <com/sun/star/sheet/XFormulaParser.hpp>
+
+class ScDocument;
+
+/** Stores the used instances of the FilterFormulaParser service
+    implementations, mapped by the formula namespace they support. */
+class ScFormulaParserPool
+{
+public:
+    explicit            ScFormulaParserPool( const ScDocument& rDoc );
+                        ~ScFormulaParserPool();
+
+    /** Returns true, if a formula parser is registered for the passed namespace. */
+    bool                hasFormulaParser( const OUString& rNamespace );
+
+    /** Returns the formula parser that is registered for the passed namespace. */
+    css::uno::Reference< css::sheet::XFormulaParser >
+                        getFormulaParser( const OUString& rNamespace );
+
+private:
+    typedef std::unordered_map<
+        OUString,
+        css::uno::Reference< css::sheet::XFormulaParser > > ParserMap;
+
+    const ScDocument&   mrDoc;
+    ParserMap           maParsers;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */