SummaryAwareSubCachePluginAdapter.h

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#pragma once
#include "SubCachePluginAdapter.h"
 
namespace catapult { namespace cache {
 
    template<typename TCache>
    class SummaryCacheStorage : public CacheStorage {
    public:
        explicit SummaryCacheStorage(TCache& cache)
                : m_cache(cache)
                , m_name(std::string(TCache::Name) + "_summary")
        {}
 
    public:
        const std::string& name() const override {
            return m_name;
        }
 
    protected:
        const TCache& cache() const {
            return m_cache;
        }
 
        TCache& cache() {
            return m_cache;
        }
 
    private:
        TCache& m_cache;
        std::string m_name;
    };
 
    template<typename TCache, typename TStorageTraits, typename TSummaryCacheStorage>
    class SummaryAwareSubCachePluginAdapter : public SubCachePluginAdapter<TCache, TStorageTraits> {
    private:
        using BaseType = SubCachePluginAdapter<TCache, TStorageTraits>;
 
    public:
        using BaseType::BaseType;
 
    public:
        std::unique_ptr<CacheStorage> createStorage() override {
            auto pStorage = BaseType::createStorage();
            return pStorage ? std::move(pStorage) : std::make_unique<TSummaryCacheStorage>(this->cache());
        }
    };
}}