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/*******************************************************************************
*
* File: MessagingSystemImpl.hpp
*
* Contents: Declaration of a basic implementation of the MessagingSystem
* interface.
*
* Copyright 2017
*
* Author: David Juhasz (david.juhasz@tuwien.ac.at)
*
******************************************************************************/
#ifndef ROSA_LIB_CORE_MESSAGINGSYSTEMIMPL_HPP // NOLINT
#define ROSA_LIB_CORE_MESSAGINGSYSTEMIMPL_HPP
#include "SystemImpl.hpp"
#include "rosa/core/MessagingSystem.hpp"
namespace rosa {
// Implements MessagingSystem by extending SystemImpl by adding a
// simple implementation of Message sending: directly invoking the Agent with
// the given Message.
// NOTE: Keep in mind that sending a Message with this implementation
// translates into a direct function call.
class MessagingSystemImpl : public MessagingSystem, public SystemImpl {
// Referring to SystemImpl as Base inside the class.
using Base = SystemImpl;
public:
// Ctor.
MessagingSystemImpl(const std::string &Name) noexcept;
protected:
// NOTE: Simply forwarding calls to implementations from Base for the System
// interface.
// FIXME: How could we use the inherited implementations in a simpler way?
inline id_t nextId(void) noexcept override { return Base::nextId(); }
inline bool isSystemCleaned(void) const noexcept override {
return Base::isSystemCleaned();
}
inline void markCleaned(void) noexcept override { Base::markCleaned(); }
inline void registerUnit(Unit &U) noexcept override { Base::registerUnit(U); }
inline void destroyUnit(Unit &U) noexcept override { Base::destroyUnit(U); }
inline bool isUnitRegistered(const Unit &U) const noexcept override {
return Base::isUnitRegistered(U);
}
public:
inline const std::string &name(void) const noexcept override {
return Base::name();
}
inline size_t numberOfConstructedUnits(void) const noexcept override {
return Base::numberOfConstructedUnits();
}
inline size_t numberOfLiveUnits(void) const noexcept override {
return Base::numberOfLiveUnits();
}
inline bool empty(void) const noexcept override { return Base::empty(); }
// Directly invokes the Agent with the Message.
// PRE: isUnitRegistered(H.agent())
void send(const AgentHandle &H, message_t &&M) noexcept override;
};
} // End namespace rosa
#endif // ROSA_LIB_CORE_MESSAGINGSYSTEMIMPL_HPP

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