RTInjector.h

/*
 * Licensed Materials - Property of HCL and/or IBM
 * Copyright HCL Technologies Ltd. 2016, 2021. All Rights Reserved.
 *
 * U.S. Government Users Restricted Rights -  Use, duplication or 
 * disclosure restricted by GSA ADP Schedule.
 */
 
#ifndef __RTInjector_h__
#define __RTInjector_h__ included
 
#ifdef PRAGMA
#pragma interface
#endif
 
#ifndef __RTConfig_h__
#include <RTConfig.h>
#endif
 
#ifndef RTUseCPP11
#error RTInjector requires a compiler that supports C++ 11.
#endif
 
#include <string>
#include <functional>
#include <unordered_map>
 
class RTController;
class RTActorRef;
class RTActor;
class RTMutex;
 
class RTInjector
{
public:
 
    static RTInjector& getInstance() {
        static RTInjector instance;
        return instance;
    }
 
    RTInjector();
    ~RTInjector();
 
    void registerCreateFunction(const std::string& id, std::function<RTActor* (RTController *, RTActorRef *, int)> createFunc);
 
    std::function<RTActor* (RTController *, RTActorRef *, int)> getCreateFunction(const std::string& id);
 
    RTActor* create(RTController *rts, RTActorRef *ref, int index);
 
    RTInjector(RTInjector const&) = delete;
    void operator=(RTInjector const&) = delete;
 
private:
 
    std::unordered_map<std::string, std::function<RTActor* (RTController *, RTActorRef *, int)> > createFuncRegistry;
#if USE_THREADS
    RTMutex* _mutex;
#endif
 
};
 
#endif // __RTInjector_h__