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Switched to RsMemCache for Key caching.

Browse source 
- supports both private and public caching now.
 - bug fix in RsMemCache



git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-gxs-b1@5767 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
drbob 2012-11-03 14:07:26 +00:00
parent ffa8299718
commit e42cc1123c
3 changed files with 77 additions and 246 deletions
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11
libretroshare/src/util/rsmemcache.h
View file

@ -43,22 +43,25 @@
* - mLruMap[AccessTS] => key (multimap)
*/
#define DEFAULT_MEM_CACHE_SIZE 10
#define DEFAULT_MEM_CACHE_SIZE 100
template<class Key, class Value> class RsMemCache
{
public:
RsMemCache(uint32_t max_size = DEFAULT_MEM_CACHE_SIZE)
:mMaxSize(max_size), mDataCount(0) { return; }
:mDataCount(0), mMaxSize(max_size) { return; }
bool is_cached(const Key &key) const;
bool fetch(const Key &key, Value &data);
bool store(const Key &key, const Value &data);
bool resize(); // should be called periodically to cleanup old entries.
private:
bool update_lrumap(const Key &key, time_t old_ts, time_t new_ts);
bool discard_LRU(int count_to_clear);
bool resize();
// internal class.
class cache_data
@ -100,7 +103,7 @@ template<class Key, class Value> bool RsMemCache<Key, Value>::is_cached(const Ke
template<class Key, class Value> bool RsMemCache<Key, Value>::fetch(const Key &key, Value &data)
{
typename std::map<Key, cache_data>::const_iterator it;
typename std::map<Key, cache_data>::iterator it;
it = mDataMap.find(key);
if (it == mDataMap.end())
{