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salhelper
simplereferenceobject.hxx
Go to the documentation of this file.
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/* -*- 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 _SALHELPER_SIMPLEREFERENCEOBJECT_HXX_
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#define _SALHELPER_SIMPLEREFERENCEOBJECT_HXX_
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#include "
osl/interlck.h
"
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#include "
sal/types.h
"
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#include "
salhelperdllapi.h
"
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#include <cstddef>
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#include <new>
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namespace
salhelper {
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class
SALHELPER_DLLPUBLIC
SimpleReferenceObject
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{
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public
:
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inline
SimpleReferenceObject
()
SAL_THROW
(()): m_nCount(0) {}
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inline
void
acquire()
SAL_THROW
(())
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{ osl_atomic_increment(&m_nCount); }
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inline
void
release()
SAL_THROW
(())
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{
if
(osl_atomic_decrement(&m_nCount) == 0)
delete
this
; }
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static
void
*
operator
new
(std::size_t nSize)
SAL_THROW
((std::bad_alloc));
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static
void
*
operator
new
(std::size_t nSize,
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std::nothrow_t
const
& rNothrow)
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SAL_THROW
(());
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static
void
operator
delete
(
void
* pPtr)
SAL_THROW
(());
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static
void
operator
delete
(
void
* pPtr, std::nothrow_t
const
& rNothrow)
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SAL_THROW
(());
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protected
:
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virtual
~
SimpleReferenceObject
()
SAL_THROW
(());
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private:
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oslInterlockedCount
m_nCount;
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SALHELPER_DLLPRIVATE
SimpleReferenceObject
(
SimpleReferenceObject
&);
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SALHELPER_DLLPRIVATE
void
operator =(SimpleReferenceObject);
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#ifdef _MSC_VER
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/* We can't now have these private with MSVC2008 at least, it leads to
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compilation errors in xmloff and other places.
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*/
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protected
:
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#endif
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static
void
*
operator
new
[](std::size_t);
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static
void
operator
delete
[](
void
* pPtr);
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};
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}
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#endif // _SALHELPER_SIMPLEREFERENCEOBJECT_HXX_
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