void set_size(size_t new_size) {
list<VPtr> to_release;
{
Mutex::Locker l(lock);
max_size = new_size;
trim_cache(&to_release);
}
}
void lru_add(K key, VPtr val, list<VPtr> *to_release) {
if (contents.count(key)) {
lru.splice(lru.begin(), lru, contents[key]);
} else {
lru.push_front(make_pair(key, val));
contents[key] = lru.begin();
trim_cache(to_release);
}
}
void lru_add(const K& key, const VPtr& val, list<VPtr> *to_release) {
typename map<K, typename list<pair<K, VPtr> >::iterator>::iterator i =
contents.find(key);
if (i != contents.end()) {
lru.splice(lru.begin(), lru, i->second);
} else {
++size;
lru.push_front(make_pair(key, val));
contents[key] = lru.begin();
trim_cache(to_release);
}
}
void set_size(size_t new_size) {
Mutex::Locker l(lock);
max_size = new_size;
trim_cache();
}
void _add(K key, V&& value) {
lru.emplace_front(key, std::move(value)); // can't move key because we access it below
contents[key] = lru.begin();
trim_cache();
}
