ACE: Caching_Strategies_T.inl Source File

00001 // -*-C++-*-
00002 //
00003 //$Id: Caching_Strategies_T.inl 79134 2007-07-31 18:23:50Z johnnyw $
00004 
00005 //////////////////////////////////////////////////////////////////////////////////
00006 
00007 #include "ace/OS_Memory.h"
00008 
00009 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
00010 
00011 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE
00012 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::ACE_Caching_Strategy_Adapter (IMPLEMENTATION *implementation,
00013                                                                                                          int delete_implementation)
00014   : implementation_ (implementation),
00015     delete_implementation_ (delete_implementation)
00016 {
00017   if (this->implementation_ == 0)
00018     {
00019       ACE_NEW (this->implementation_,
00020                IMPLEMENTATION);
00021       this->delete_implementation_ = 1;
00022     }
00023 }
00024 
00025 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE
00026 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::~ACE_Caching_Strategy_Adapter (void)
00027 {
00028   if (this->delete_implementation_)
00029     {
00030       delete this->implementation_;
00031       this->delete_implementation_ = 0;
00032       this->implementation_ = 0;
00033     }
00034 }
00035 
00036 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE ATTRIBUTES
00037 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::attributes (void)
00038 {
00039   return this->implementation_->attributes ();
00040 }
00041 
00042 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE double
00043 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::purge_percent (void)
00044 {
00045   return this->implementation_->purge_percent ();
00046 }
00047 
00048 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE void
00049 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::purge_percent (double percentage)
00050 {
00051   this->implementation_->purge_percent (percentage);
00052 }
00053 
00054 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE int
00055 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::notify_bind (int result,
00056                                                                                         const ATTRIBUTES &attr)
00057 {
00058   return this->implementation_->notify_bind (result,
00059                                              attr);
00060 }
00061 
00062 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE int
00063 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::notify_find (int result,
00064                                                                                         ATTRIBUTES &attr)
00065 {
00066   return this->implementation_->notify_find (result,
00067                                              attr);
00068 }
00069 
00070 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE int
00071 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::notify_unbind (int result,
00072                                                                                           const ATTRIBUTES &attr)
00073 {
00074   return this->implementation_->notify_unbind (result,
00075                                                attr);
00076 }
00077 
00078 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE int
00079 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::notify_trybind (int result,
00080                                                                                            ATTRIBUTES &attr)
00081 {
00082   return this->implementation_->notify_trybind (result,
00083                                                 attr);
00084 }
00085 
00086 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE int
00087 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::notify_rebind (int result,
00088                                                                                           const ATTRIBUTES &attr)
00089 {
00090   return this->implementation_->notify_rebind (result,
00091                                                attr);
00092 }
00093 
00094 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE IMPLEMENTATION &
00095 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::implementation (void)
00096 {
00097   return *this->implementation_;
00098 }
00099 
00100 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE CACHING_UTILITY &
00101 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::caching_utility (void)
00102 {
00103   return this->implementation_->caching_utility ();
00104 }
00105 
00106 template<class ATTRIBUTES, class CACHING_UTILITY, class IMPLEMENTATION> ACE_INLINE void
00107 ACE_Caching_Strategy_Adapter<ATTRIBUTES, CACHING_UTILITY, IMPLEMENTATION>::dump (void) const
00108 {
00109 #if defined (ACE_HAS_DUMP)
00110   ACE_TRACE ("ACE_Caching_Strategy_Adapter::dump");
00111 
00112   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00113   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00114 #endif /* ACE_HAS_DUMP */
00115 }
00116 
00117 //////////////////////////////////////////////////////////////////////////////////
00118 
00119 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE ATTRIBUTES
00120 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::attributes (void)
00121 {
00122   return this->timer_;
00123 }
00124 
00125 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE double
00126 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (void)
00127 {
00128   return this->purge_percent_;
00129 }
00130 
00131 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00132 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (double percentage)
00133 {
00134   this->purge_percent_ = percentage;
00135 }
00136 
00137 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00138 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_bind (
00139   int result,
00140   const ATTRIBUTES & /* attr */)
00141 {
00142   if (result == 0)
00143     ++this->timer_;
00144 
00145   return result;
00146 }
00147 
00148 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00149 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_find (
00150   int result,
00151   ATTRIBUTES &attr)
00152 {
00153   if (result == 0)
00154     {
00155       attr = this->timer_;
00156       ++this->timer_;
00157     }
00158 
00159   return result;
00160 }
00161 
00162 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00163 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_unbind (
00164   int result,
00165   const ATTRIBUTES & /* attr */)
00166 {
00167   return result;
00168 }
00169 
00170 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00171 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_trybind (
00172   int result,
00173   ATTRIBUTES & /* attr */)
00174 {
00175   return result;
00176 }
00177 
00178 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00179 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_rebind (
00180   int result,
00181   const ATTRIBUTES & /* attr */)
00182 {
00183   if (result == 0)
00184     ++this->timer_;
00185 
00186   return result;
00187 }
00188 
00189 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE CACHING_UTILITY &
00190 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::caching_utility (void)
00191 {
00192   return this->caching_utility_;
00193 }
00194 
00195 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00196 ACE_LRU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::dump (void) const
00197 {
00198 #if defined (ACE_HAS_DUMP)
00199   ACE_TRACE ("ACE_LRU_Caching_Strategy::dump");
00200 
00201   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00202   ACE_DEBUG ((LM_DEBUG,  ACE_TEXT ("timer_ = %d "), this->timer_));
00203   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00204 #endif /* ACE_HAS_DUMP */
00205 }
00206 
00207 //////////////////////////////////////////////////////////////////////////////////
00208 
00209 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE ATTRIBUTES
00210 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::attributes (void)
00211 {
00212   return 0;
00213 }
00214 
00215 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE double
00216 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (void)
00217 {
00218   return this->purge_percent_;
00219 }
00220 
00221 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00222 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (double percentage)
00223 {
00224   this->purge_percent_ = percentage;
00225 }
00226 
00227 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00228 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_bind (int result,
00229                                                                     const ATTRIBUTES & /* attr */)
00230 {
00231 
00232   return result;
00233 }
00234 
00235 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00236 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_find (int result,
00237                                                                     ATTRIBUTES &attr)
00238 {
00239   if (result == 0)
00240     ++attr;
00241 
00242   return result;
00243 }
00244 
00245 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00246 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_trybind (int result,
00247                                                                        ATTRIBUTES & /* attr */)
00248 {
00249   return result;
00250 }
00251 
00252 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00253 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_rebind (int result,
00254                                                                       const ATTRIBUTES & /* attr */)
00255 {
00256   return result;
00257 }
00258 
00259 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00260 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_unbind (int result,
00261                                                                       const ATTRIBUTES & /* attr */)
00262 {
00263   return result;
00264 }
00265 
00266 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE CACHING_UTILITY &
00267 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::caching_utility (void)
00268 {
00269   return this->caching_utility_;
00270 }
00271 
00272 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00273 ACE_LFU_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::dump (void) const
00274 {
00275 #if defined (ACE_HAS_DUMP)
00276   ACE_TRACE ("ACE_LFU_Caching_Strategy::dump");
00277 
00278   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00279   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00280 #endif /* ACE_HAS_DUMP */
00281 }
00282 
00283 //////////////////////////////////////////////////////////////////////////////////////
00284 
00285 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE ATTRIBUTES
00286 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::attributes (void)
00287 {
00288   return this->order_;
00289 }
00290 
00291 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE double
00292 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (void)
00293 {
00294   return this->purge_percent_;
00295 }
00296 
00297 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00298 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (double percentage)
00299 {
00300   this->purge_percent_ = percentage;
00301 }
00302 
00303 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00304 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_bind (int result,
00305                                                                      const ATTRIBUTES &attr)
00306 {
00307   ACE_UNUSED_ARG (attr);
00308 
00309   if (result == 0)
00310     ++this->order_;
00311 
00312   return result;
00313 }
00314 
00315 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00316 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_find (int result,
00317                                                                      ATTRIBUTES &attr)
00318 {
00319   ACE_UNUSED_ARG (attr);
00320 
00321   return result;
00322 }
00323 
00324 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00325 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_unbind (int result,
00326                                                                        const ATTRIBUTES &attr)
00327 {
00328   ACE_UNUSED_ARG (attr);
00329 
00330   return result;
00331 }
00332 
00333 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00334 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_trybind (int result,
00335                                                                         ATTRIBUTES &attr)
00336 {
00337   ACE_UNUSED_ARG (attr);
00338 
00339   return result;
00340 }
00341 
00342 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00343 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_rebind (int result,
00344                                                                        const ATTRIBUTES &attr)
00345 {
00346   ACE_UNUSED_ARG (attr);
00347 
00348   if (result == 0)
00349     ++this->order_;
00350 
00351   return result;
00352 }
00353 
00354 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE CACHING_UTILITY &
00355 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::caching_utility (void)
00356 {
00357   return this->caching_utility_;
00358 }
00359 
00360 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00361 ACE_FIFO_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::dump (void) const
00362 {
00363 #if defined (ACE_HAS_DUMP)
00364   ACE_TRACE ("ACE_FIFO_Caching_Strategy::dump");
00365 
00366   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00367   ACE_DEBUG ((LM_DEBUG,  ACE_TEXT ("order_ = %d "), this->order_));
00368   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00369 #endif /* ACE_HAS_DUMP */
00370 }
00371 
00372 //////////////////////////////////////////////////////////////////////////////////
00373 
00374 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE ATTRIBUTES
00375 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::attributes (void)
00376 {
00377   return 0;
00378 }
00379 
00380 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE double
00381 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (void)
00382 {
00383   return 0;
00384 }
00385 
00386 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00387 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::purge_percent (double percentage)
00388 {
00389   ACE_UNUSED_ARG (percentage);
00390 }
00391 
00392 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00393 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_bind (int result,
00394                                                                      const ATTRIBUTES &attr)
00395 {
00396   ACE_UNUSED_ARG (attr);
00397 
00398   return result;
00399 }
00400 
00401 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00402 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_find (int result,
00403                                                                      ATTRIBUTES &attr)
00404 {
00405   ACE_UNUSED_ARG (attr);
00406 
00407   return result;
00408 }
00409 
00410 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00411 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_unbind (int result,
00412                                                                        const ATTRIBUTES &attr)
00413 {
00414   ACE_UNUSED_ARG (attr);
00415 
00416   return result;
00417 }
00418 
00419 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00420 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_trybind (int result,
00421                                                                         ATTRIBUTES &attr)
00422 {
00423   ACE_UNUSED_ARG (attr);
00424 
00425   return result;
00426 }
00427 
00428 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE int
00429 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::notify_rebind (int result,
00430                                                                        const ATTRIBUTES &attr)
00431 {
00432   ACE_UNUSED_ARG (attr);
00433 
00434   return result;
00435 }
00436 
00437 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE CACHING_UTILITY &
00438 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::caching_utility (void)
00439 {
00440   return this->caching_utility_;
00441 }
00442 
00443 template<class ATTRIBUTES, class CACHING_UTILITY> ACE_INLINE void
00444 ACE_Null_Caching_Strategy<ATTRIBUTES, CACHING_UTILITY>::dump (void) const
00445 {
00446 #if defined (ACE_HAS_DUMP)
00447   ACE_TRACE ("ACE_Null_Caching_Strategy::dump");
00448 
00449   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00450   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00451 #endif /* ACE_HAS_DUMP */
00452 }
00453 
00454 ACE_END_VERSIONED_NAMESPACE_DECL
00455 
00456 //////////////////////////////////////////////////////////////////////////////////