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diff --git a/comphelper/inc/comphelper/componentguard.hxx b/comphelper/inc/comphelper/componentguard.hxx
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+++ b/comphelper/inc/comphelper/componentguard.hxx
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+/*************************************************************************
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef COMPHELPER_COMPONENTGUARD_HXX
+#define COMPHELPER_COMPONENTGUARD_HXX
+
+/** === begin UNO includes === **/
+#include <com/sun/star/lang/DisposedException.hpp>
+/** === end UNO includes === **/
+
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/interfacecontainer.hxx>
+
+//......................................................................................................................
+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 ::com::sun::star::lang::DisposedException( ::rtl::OUString(), &i_component );
+        }
+
+        ~ComponentGuard()
+        {
+        }
+
+        void clear()    { m_aGuard.clear(); }
+        void reset()    { m_aGuard.reset(); }
+
+    private:
+        ::osl::ResettableMutexGuard m_aGuard;
+    };
+
+//......................................................................................................................
+} // namespace comphelper
+//......................................................................................................................
+
+#endif // COMPHELPER_COMPONENTGUARD_HXX