Beispiel #1
0
void WeakMapData::DeadKeyCleaner::finalizeUnconditionally()
{
    if (m_liveKeyCount > m_target->m_map.size() / 2) {
        RELEASE_ASSERT(m_liveKeyCount <= m_target->m_map.size());
        int deadCount = m_target->m_map.size() - m_liveKeyCount;
        if (!deadCount)
            return;
        Vector<JSObject*> deadEntries;
        deadEntries.reserveCapacity(deadCount);
        for (auto it = m_target->m_map.begin(), end = m_target->m_map.end(); it != end; ++it) {
            if (Heap::isMarked(it->key))
                continue;
            deadEntries.uncheckedAppend(it->key);
        }
        for (size_t i = 0; i < deadEntries.size(); i++)
            m_target->m_map.remove(deadEntries[i]);
    } else {
        MapType newMap;
        for (auto it = m_target->m_map.begin(), end = m_target->m_map.end(); it != end; ++it) {
            if (!Heap::isMarked(it->key))
                continue;
            newMap.add(it->key, it->value);
        }
        m_target->m_map.swap(newMap);
    }
}
int main(int argc, const char * argv[])
{
	std::set<std::unique_ptr<DynamicDomain>> domainSet;
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(7, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(1, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(2, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(6, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(3, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(4, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(9001, &domainSet)));
	domainSet.insert(std::unique_ptr<DynamicDomain>(new DynamicDomain(5, &domainSet)));
	
	MapType intervalMap;
	std::set<std::unique_ptr<DynamicDomain>>::iterator it = domainSet.begin();
	intervalMap.add(std::make_pair(MapType::interval_type::closed_interval(it->get(), std::next(it, 1)->get()), 1));
	intervalMap.add(std::make_pair(MapType::interval_type::closed_interval(std::next(it, 2)->get(), std::next(it, 3)->get()), 1));
	intervalMap.add(std::make_pair(MapType::interval_type::closed_interval(std::next(it, 1)->get(), std::next(it, 3)->get()), 1));
	for (auto element : intervalMap) {
		std::cout << "Domain: [" << element.first.lower()->intValue << ", " << element.first.upper()->intValue << "] = " << element.second << std::endl;
	}
}