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/*
* Copyright (C) 2015 by Multi-Tech Systems
*
* This file is part of libmts.
*
* libmts is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* libmts is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libmts. If not, see <http://www.gnu.org/licenses/>.
*
*/
/*! \file MTS_BasicSubscriber.h
\brief A simple subscriber
\date 28MAR12
\author Sean Godinez
A subscriber.
*/
#ifndef _MTS_BASICSUBSCRIBER_H_
#define _MTS_BASICSUBSCRIBER_H_
#include <mts/MTS_Subscriber.h>
#include <mts/MTS_Callback.h>
namespace MTS {
//! A basic subscriber
/*!
A basic subscriber provides simple subscribing functionality.
\sa Publisher, Subscriber, BasicPublisher
*/
template<class T> class BasicSubscriber: public Subscriber<T> {
public:
explicit BasicSubscriber(const Callback<T>& callback, const std::string& name = ""); //!< Constructor
virtual ~BasicSubscriber();//!< Destructor
virtual void update(const T& object); //!< Invokes callback with published data T
private:
Callback<T>* callback;
//Prevent Copy and Assignment operators from being called
BasicSubscriber(const BasicSubscriber&);
BasicSubscriber& operator=(const BasicSubscriber&);
};
template<class T> BasicSubscriber<T>::BasicSubscriber(const Callback<T>& callback, const std::string& name)
: Subscriber<T>(name), callback(callback.clone()) {
}
template<class T> BasicSubscriber<T>::~BasicSubscriber() {
delete callback;
}
template<class T> void BasicSubscriber<T>::update(const T& object) {
callback->invoke(object);
}
}
#endif
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