LCOV - code coverage report
Current view: top level - include/salhelper - refobj.hxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 17 0.0 %
Date: 2014-04-14 Functions: 0 7 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       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/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      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 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_SALHELPER_REFOBJ_HXX
      21             : #define INCLUDED_SALHELPER_REFOBJ_HXX
      22             : 
      23             : #include <sal/types.h>
      24             : #include <rtl/alloc.h>
      25             : #include <rtl/ref.hxx>
      26             : #include <osl/diagnose.h>
      27             : #include <osl/interlck.h>
      28             : 
      29             : namespace salhelper
      30             : {
      31             : 
      32             : 
      33             : 
      34             : class ReferenceObject : public rtl::IReference
      35             : {
      36             :     /** Representation.
      37             :      */
      38             :     oslInterlockedCount m_nReferenceCount;
      39             : 
      40             :     /** Not implemented.
      41             :      */
      42             :     ReferenceObject (const ReferenceObject&);
      43             :     ReferenceObject& operator= (const ReferenceObject&);
      44             : 
      45             : public:
      46             :     /** Allocation.
      47             :      */
      48           0 :     static void* operator new (size_t n) SAL_THROW(())
      49             :     {
      50           0 :         return ::rtl_allocateMemory (n);
      51             :     }
      52           0 :     static void operator delete (void* p) SAL_THROW(())
      53             :     {
      54           0 :         ::rtl_freeMemory (p);
      55           0 :     }
      56             :     static void* operator new (size_t, void* p) SAL_THROW(())
      57             :     {
      58             :         return (p);
      59             :     }
      60             :     static void operator delete (void*, void*) SAL_THROW(())
      61             :     {}
      62             : 
      63             : public:
      64             :     /** Construction.
      65             :      */
      66           0 :     inline ReferenceObject() SAL_THROW(()) : m_nReferenceCount (0)
      67           0 :     {}
      68             : 
      69             : 
      70             :     /** IReference.
      71             :      */
      72           0 :     virtual oslInterlockedCount SAL_CALL acquire() SAL_THROW(()) SAL_OVERRIDE
      73             :     {
      74           0 :         return osl_atomic_increment (&m_nReferenceCount);
      75             :     }
      76             : 
      77           0 :     virtual oslInterlockedCount SAL_CALL release() SAL_THROW(()) SAL_OVERRIDE
      78             :     {
      79             :         oslInterlockedCount result;
      80           0 :         result = ::osl_atomic_decrement (&m_nReferenceCount);
      81           0 :         if (result == 0)
      82             :         {
      83             :             // Last reference released.
      84           0 :             delete this;
      85             :         }
      86           0 :         return (result);
      87             :     }
      88             : 
      89             : protected:
      90             :     /** Destruction.
      91             :      */
      92           0 :     virtual ~ReferenceObject() SAL_THROW(())
      93           0 :     {
      94             :         OSL_ASSERT(m_nReferenceCount == 0);
      95           0 :     }
      96             : };
      97             : 
      98             : 
      99             : 
     100             : } // namespace salhelper
     101             : 
     102             : #endif /* ! INCLUDED_SALHELPER_REFOBJ_HXX */
     103             : 
     104             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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