ucb/workben/cachemap/cachemapobject3.hxx

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  30
  31 #ifndef INCLUDED_UCB_CACHEMAPOBJECT3_HXX
  32 #define INCLUDED_UCB_CACHEMAPOBJECT3_HXX
  33
  34 #include "osl/interlck.h"
  35 #include "osl/mutex.hxx"
  36 #include "rtl/ref.hxx"
  37 #include "sal/types.h"
  38 #include "salhelper/simplereferenceobject.hxx"
  39
  40 #ifndef INCLUDED_MAP
  41 #include <map>
  42 #define INCLUDED_MAP
  43 #endif
  44 #ifndef INCLUDED_MEMORY
  45 #include <memory>
  46 #define INCLUDED_MEMORY
  47 #endif
  48
  49 namespace rtl { class OUString; }
  50 namespace ucb { namespace cachemap { class Object3; } }
  51
  52 namespace ucb { namespace cachemap {
  53
  54 class ObjectContainer3: public salhelper::SimpleReferenceObject
  55 {
  56 public:
  57     ObjectContainer3();
  58
  59     virtual ~ObjectContainer3() SAL_THROW(());
  60
  61     rtl::Reference< Object3 > get(rtl::OUString const & rKey);
  62
  63 private:
  64     typedef std::map< rtl::OUString, Object3 * > Map;
  65
  66     Map m_aMap;
  67     osl::Mutex m_aMutex;
  68
  69     void releaseElement(Object3 * pElement) SAL_THROW(());
  70
  71     friend class Object3; // to access Map, releaseElement()
  72 };
  73
  74 class Object3
  75 {
  76 public:
  77     inline void acquire() SAL_THROW(())
  78     { osl_incrementInterlockedCount(&m_nRefCount); }
  79
  80     void release() SAL_THROW(());
  81
  82 private:
  83     rtl::Reference< ObjectContainer3 > m_xContainer;
  84     ObjectContainer3::Map::iterator m_aContainerIt;
  85     oslInterlockedCount m_nRefCount;
  86
  87     inline Object3(rtl::Reference< ObjectContainer3 > const & rContainer);
  88
  89     inline ~Object3() SAL_THROW(());
  90
  91     Object3(Object3 &); // not implemented
  92     void operator =(Object3); // not implemented
  93
  94     friend class ObjectContainer3;
  95         // to access m_aContainerIt, m_nRefCount, Object3(), ~Object3()
  96 #if defined WNT
  97     friend struct std::auto_ptr< Object3 >; // to access ~Object3()
  98         // work around compiler bug...
  99 #else // WNT
 100     friend class std::auto_ptr< Object3 >; // to access ~Object3()
 101 #endif // WNT
 102 };
 103
 104 } }
 105
 106 #endif // INCLUDED_UCB_CACHEMAPOBJECT3_HXX