#include <ace/Filecache.h>
class ACE_Filecache {
public:
static ACE_Filecache *instance (void);
~ACE_Filecache (void);
int find (const char *filename);
ACE_Filecache_Object *fetch (const char *filename, int mapit = 1);
ACE_Filecache_Object *remove (const char *filename);
ACE_Filecache_Object *create (const char *filename, int size);
ACE_Filecache_Object *finish (ACE_Filecache_Object *&new_file);
enum{ ACE_DEFAULT_VIRTUAL_FILESYSTEM_TABLE_SIZE = 512, ACE_DEFAULT_VIRTUAL_FILESYSTEM_CACHE_SIZE = 20 };protected:
ACE_Filecache_Object *insert_i ( const char *filename, ACE_SYNCH_RW_MUTEX &filelock, int mapit );
ACE_Filecache_Object *remove_i (const char *filename);
ACE_Filecache_Object *update_i ( const char *filename, ACE_SYNCH_RW_MUTEX &filelock, int mapit );
ACE_Filecache (void);
private:
int size_;
ACE_Filecache_Hash hash_;
static ACE_Filecache *cvf_;
ACE_SYNCH_RW_MUTEX hash_lock_[ACE_DEFAULT_VIRTUAL_FILESYSTEM_TABLE_SIZE]; ACE_SYNCH_RW_MUTEX file_lock_[ACE_DEFAULT_VIRTUAL_FILESYSTEM_TABLE_SIZE];};
ACE_SYNCH_RW_MUTEX hash_lock_[ACE_DEFAULT_VIRTUAL_FILESYSTEM_TABLE_SIZE];
ACE_SYNCH_RW_MUTEX file_lock_[ACE_DEFAULT_VIRTUAL_FILESYSTEM_TABLE_SIZE];