Method Get

phxqueue/comm/resourcepool.h:37–47

    }

    std::unique_ptr<ResourceType> Get(const KeyType &key) {
        std::lock_guard<std::mutex> lg(lock_);

        auto &&it = key2resources_.find(key);
        if (key2resources_.end() == it) return nullptr;
        auto &resources = it->second;
        if (resources.empty()) return nullptr;
        auto resource = std::move(resources.front());
        resources.pop();
        return resource;
    }

    void Put(const KeyType &key, std::unique_ptr<ResourceType> &resource) {
        std::lock_guard<std::mutex> lg(lock_);