BasicAggregateSubscriber.h

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#pragma once
#include <memory>
#include <vector>
 
namespace catapult { namespace subscribers {
 
    template<typename TSubscriber>
    class BasicAggregateSubscriber {
    public:
        explicit BasicAggregateSubscriber(std::vector<std::unique_ptr<TSubscriber>>&& subscribers)
                : m_subscribers(std::move(subscribers))
        {}
 
    protected:
        template<typename TAction>
        void forEach(TAction action) const {
            for (auto& pSubscriber : m_subscribers)
                action(*pSubscriber);
        }
 
    private:
        std::vector<std::unique_ptr<TSubscriber>> m_subscribers;
    };
}}