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diff --git a/include/comphelper/componentguard.hxx b/include/comphelper/componentguard.hxx
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+++ b/include/comphelper/componentguard.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_COMPHELPER_COMPONENTGUARD_HXX
+#define INCLUDED_COMPHELPER_COMPONENTGUARD_HXX
+
+#include <com/sun/star/lang/DisposedException.hpp>
+
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/interfacecontainer.h>
+
+
+namespace comphelper
+{
+
+
+    //= ComponentGuard
+
+    class ComponentGuard
+    {
+    public:
+        ComponentGuard( ::cppu::OWeakObject& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper )
+            :m_aGuard( i_broadcastHelper.rMutex )
+        {
+            if ( i_broadcastHelper.bDisposed )
+                throw css::lang::DisposedException( OUString(), &i_component );
+        }
+
+        void clear()    { m_aGuard.clear(); }
+        void reset()    { m_aGuard.reset(); }
+
+    private:
+        ::osl::ResettableMutexGuard m_aGuard;
+    };
+
+
+} // namespace comphelper
+
+
+#endif // INCLUDED_COMPHELPER_COMPONENTGUARD_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */