SignalStateHelper.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef EVENTKERNEL_SIGNALSTATEHELPER_H
#define EVENTKERNEL_SIGNALSTATEHELPER_H
 
#include "EventKernel/ISignalState.h"
#include "CxxUtils/checker_macros.h"

 
class SignalStateHelper final
{
public:

  SignalStateHelper();

  SignalStateHelper(ISignalState* theObject);
  SignalStateHelper(P4SignalState::State s);
  SignalStateHelper(ISignalState* theObject, P4SignalState::State s);
  
  ~SignalStateHelper();
  
  bool setSignalState(P4SignalState::State s) ;

  bool resetSignalState() ;

  bool controlObject(ISignalState* theObject);
  
  bool releaseObject();
  
protected:

  P4SignalState::State m_originalState;
  P4SignalState::State m_currentState;
  
  ISignalState* m_object;  
 
};
 

 
class ATLAS_NOT_THREAD_SAFE SignalStateConstHelper final
{
public:

  SignalStateConstHelper();

  SignalStateConstHelper(const ISignalState* theObject);
  SignalStateConstHelper(P4SignalState::State s);
  SignalStateConstHelper(const ISignalState* theObject, P4SignalState::State s);
  
  ~SignalStateConstHelper();
  
  bool setSignalState(P4SignalState::State s) ;

  bool resetSignalState() ;

  bool controlObject(const ISignalState* theObject);
  
  bool releaseObject();
  
protected:

  P4SignalState::State m_originalState;
  P4SignalState::State m_currentState;
  
  ISignalState* m_object;  
 
};
 
 
#endif