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Diffstat (limited to 'comphelper/inc/comphelper/guarding.hxx')
-rw-r--r-- | comphelper/inc/comphelper/guarding.hxx | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/comphelper/inc/comphelper/guarding.hxx b/comphelper/inc/comphelper/guarding.hxx new file mode 100644 index 000000000000..66de00738601 --- /dev/null +++ b/comphelper/inc/comphelper/guarding.hxx @@ -0,0 +1,63 @@ +/************************************************************************* + * + * 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_GUARDING_HXX_ +#define _COMPHELPER_GUARDING_HXX_ + +#include <osl/mutex.hxx> + +//......................................................................... +namespace comphelper +{ +//......................................................................... + +// =================================================================================================== +// = class MutexRelease - +// =================================================================================================== + +/** opposite of OGuard :) + (a mutex is released within the constructor and acquired within the desctructor) + use only when you're sure the mutex is acquired ! +*/ +template <class MUTEX> +class ORelease +{ + MUTEX& m_rMutex; + +public: + ORelease(MUTEX& _rMutex) : m_rMutex(_rMutex) { _rMutex.release(); } + ~ORelease() { m_rMutex.acquire(); } +}; + +typedef ORelease< ::osl::Mutex > MutexRelease; + +//......................................................................... +} // namespace comphelper +//......................................................................... + +#endif // _COMPHELPER_GUARDING_HXX_ + |