62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef IINTERFACE_HXX_INCLUDED
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#define IINTERFACE_HXX_INCLUDED
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#include <sal/types.h>
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/** The base interface
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*/
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class IInterface
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{
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public:
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/** Aquire a reference to an instance. A caller shall release
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the instance by calling 'release' when it is no longer needed.
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'acquire' and 'release' calls need to be balanced.
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@returns
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the current reference count of the instance for debugging purposes.
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*/
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virtual sal_Int32 acquire() = 0;
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/** Releases a reference to an instance. A caller has to call
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'release' when a before aquired reference to an instance
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is no longer needed. 'acquire' and 'release' calls need to
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be balanced.
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@returns
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the current reference count of the instance for debugging purposes.
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*/
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virtual sal_Int32 release() = 0;
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/** Returns the current reference count. This method should be used for
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debugging purposes. Using it otherwise is a signal of a design flaw.
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*/
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virtual sal_Int32 getReferenceCount() const = 0;
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protected:
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virtual ~IInterface() {};
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};
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#endif // IDOCUMENT_HXX_INCLUDED
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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