1 | #ifndef _CLASSIC_REF_COUNTER_ |
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2 | #define _CLASSIC_REF_COUNTER_ |
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3 | |
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4 | #include "Behavioural/include/IReferenceCounters.h" |
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5 | #include <cassert> |
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6 | |
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7 | namespace morpheo { |
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8 | namespace ReferenceCountersUtils { |
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9 | |
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10 | //*****************************************Class declaration*****************************************// |
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11 | |
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12 | class ClassicReferenceCounter : virtual public IReferenceCounter<unsigned long> { |
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13 | private: |
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14 | unsigned long m_ulReferenceCounter; |
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15 | protected: |
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16 | inline explicit ClassicReferenceCounter(void); |
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17 | inline ~ClassicReferenceCounter(void); |
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18 | public: |
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19 | inline unsigned long getReferenceCount(void) const; |
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20 | |
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21 | inline unsigned long attach(void); |
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22 | |
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23 | inline unsigned long detach(void); |
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24 | }; |
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25 | |
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26 | //**********************************Inline definition************************************************// |
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27 | |
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28 | ClassicReferenceCounter::ClassicReferenceCounter(void) : m_ulReferenceCounter(1) {} |
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29 | |
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30 | ClassicReferenceCounter::~ClassicReferenceCounter(void) { |
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31 | assert( m_ulReferenceCounter == 0 || m_ulReferenceCounter == 1 ); |
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32 | } |
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33 | |
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34 | unsigned long ClassicReferenceCounter::attach(void) { |
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35 | return ++m_ulReferenceCounter; |
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36 | } |
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37 | |
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38 | unsigned long ClassicReferenceCounter::detach(void) { |
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39 | return --m_ulReferenceCounter ? m_ulReferenceCounter : (delete this , 0 ) ; |
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40 | } |
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41 | |
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42 | |
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43 | unsigned long ClassicReferenceCounter::getReferenceCount(void) const { |
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44 | return m_ulReferenceCounter; |
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45 | } |
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46 | |
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47 | } //end of namespace ReferenceCountersUtils. |
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48 | }// end of namespace morpheo. |
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49 | |
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50 | #endif // _CLASSIC_REF_COUNTER_ |
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51 | |
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