id.h

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#ifndef FPMAS_ID_API_H
#define FPMAS_ID_API_H
 
#include <functional>
#include <string>
 
namespace fpmas { namespace api { namespace graph {
 
    template<typename IdImpl>
    class Id {
        public:
            virtual IdImpl& operator++() = 0;
 
            virtual bool operator==(const IdImpl& id) const = 0;
 
            virtual std::size_t hash() const = 0;
 
            virtual operator std::string() const = 0;
 
            virtual ~Id() {}
    };
 
    template<typename IdImpl>
    struct IdHash {
        std::size_t operator()(const IdImpl& id) const {
            return id.hash();
        }
    };
}}}
#endif