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| version 1.4, 2001/12/15 21:28:18 | version 1.16, 2004/02/11 15:33:13 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: cache managers center decl. | Parser: cache managers center decl. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2004 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| $Id$ | $Date$ |
| */ | */ |
| #ifndef PA_CACHE_MANAGERS_H | #ifndef PA_CACHE_MANAGERS_H |
| #define PA_CACHE_MANAGERS_H | #define PA_CACHE_MANAGERS_H |
| static const char * const IDENT_CACHE_MANAGERS_H="$Date$"; | |
| #include "pa_hash.h" | #include "pa_hash.h" |
| #include "pa_value.h" | #include "pa_value.h" |
| // defines | // defines |
| // forwards | /// can return status and can expire it contents |
| class Cache_manager: public PA_Object { | |
| public: | |
| /// if filter_server_id not null, returns status only Cachable -s with matching cacheable_item_server_id() | |
| virtual Value* get_status() =0; | |
| virtual void maybe_expire_cache() {} | |
| virtual ~Cache_manager() {} | |
| }; | |
| /// maintains name=>Cache_manager association, can expire its contents | /// maintains name=>Cache_manager association, can expire its contents |
| class Cache_managers : public Hash { | class Cache_managers: public Hash<const String::Body, Cache_manager*> { |
| public: | public: |
| Cache_managers(Pool& apool) : Hash(apool) { | Cache_managers(); |
| } | |
| ~Cache_managers(); | |
| /// maybe-expires all caches it contains, each cache manager desides it itself | /// maybe-expires all caches it contains, each cache manager desides it itself |
| void maybe_expire(); | void maybe_expire(); |
| }; | }; |
| /// can return status and can expire it contents | |
| class Cache_manager : public Pooled { | |
| public: | |
| Cache_manager(Pool& apool) : Pooled(apool) {} | |
| virtual ~Cache_manager() {} | |
| /// if filter_server_id not null, returns status only Cachable -s with matching cacheable_item_server_id() | |
| virtual Value& get_status(Pool& pool, const String *source) =0; | |
| virtual void maybe_expire_cache() {} | |
| }; | |
| /// global | /// global |
| extern Cache_managers *cache_managers; | extern Cache_managers* cache_managers; |
| #endif | #endif |