Bump version to 6.4-15
[LibreOffice.git] / include / salhelper / refobj.hxx
blob65e636e121c8139842298fd37de7c09c0d221588
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
9 * This file incorporates work covered by the following license notice:
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
20 #ifndef INCLUDED_SALHELPER_REFOBJ_HXX
21 #define INCLUDED_SALHELPER_REFOBJ_HXX
23 #include <cassert>
25 #include "sal/types.h"
26 #include "rtl/alloc.h"
27 #include "osl/interlck.h"
29 namespace salhelper
32 /** A base implementation for reference-counted objects.
34 @deprecated use salhelper::SimpleReferenceObject instead
36 class ReferenceObject
38 /** Representation.
40 oslInterlockedCount m_nReferenceCount;
42 ReferenceObject (const ReferenceObject&) SAL_DELETED_FUNCTION;
43 ReferenceObject& operator= (const ReferenceObject&) SAL_DELETED_FUNCTION;
45 public:
46 /** Allocation.
48 static void* operator new (size_t n)
50 return ::rtl_allocateMemory (n);
52 static void operator delete (void* p)
54 ::rtl_freeMemory (p);
56 static void* operator new (size_t, void* p)
58 return p;
60 static void operator delete (void*, void*)
63 public:
64 /** Construction.
66 ReferenceObject() : m_nReferenceCount(0)
70 void SAL_CALL acquire()
72 osl_atomic_increment(&m_nReferenceCount);
75 void SAL_CALL release()
77 if (osl_atomic_decrement(&m_nReferenceCount) == 0)
79 // Last reference released.
80 delete this;
84 protected:
85 /** Destruction.
87 virtual ~ReferenceObject()
89 assert(m_nReferenceCount == 0);
94 } // namespace salhelper
96 #endif /* ! INCLUDED_SALHELPER_REFOBJ_HXX */
98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */