database/mariadb-columnstore-engine
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First cut of synchronizer is done, won't build yet.

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This commit is contained in:
Patrick LeBlanc
2019-03-15 14:08:19 -05:00
parent 06d7862e03
commit 931cb9fb54
12 changed files with 295 additions and 50 deletions
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19
src/Cache.cpp
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@@ -192,6 +192,12 @@ void Cache::exists(const vector<string> &keys, vector<bool> *out)
(*out)[i] = (m_lru.find(keys[i]) != m_lru.end());
}
bool Cache::exists(const string &key)
{
boost::unique_lock<boost::mutex> s(lru_mutex);
return m_lru.find(keys[i]) != m_lru.end();
}
void Cache::newObject(const string &key, size_t size)
{
boost::unique_lock<boost::mutex> s(lru_mutex);
@@ -278,6 +284,19 @@ void Cache::makeSpace(size_t size)
}
}
void Cache::rename(const string &oldKey, const string &newKey, ssize_t sizediff)
{
boost::unique_lock<boost::mutex> s(lru_mutex);
auto it = m_lru(oldKey);
assert(it != m_lru.end());
auto lit = it->lit;
m_lru.erase(it);
*lit = newKey;
m_lru.insert(lit);
currentCacheSize += sizediff;
}
size_t Cache::getCurrentCacheSize() const
{
return currentCacheSize;