IConditionsHandler.hh

#ifndef IConditionsHandler_h
#define IConditionsHandler_h

// 
#include "lccd.h"
#include "IConditionsChangeListener.hh"


// -- lcio headers
#include "lcio.h"
#include "EVENT/LCEvent.h"
#include "EVENT/LCCollection.h"


namespace lccd {
  
  class IConditionsHandler {
    
  public:
    
    virtual ~IConditionsHandler() {} ;


    virtual void updateEvent( lcio::LCEvent* evt ) = 0;
    
    virtual void update( LCCDTimeStamp timestamp ) = 0;
     
    virtual lcio::LCCollection* currentCollection() = 0;
    
    virtual void registerChangeListener( IConditionsChangeListener* cl) = 0;

    virtual void removeChangeListener( IConditionsChangeListener* cl) = 0;
    
    virtual bool isChangeListenerRegistered( IConditionsChangeListener* cl ) = 0;

     virtual void registerDefaultCollection( lcio::LCCollection* col) = 0;
    
    virtual lcio::LCCollection* defaultCollection() = 0 ;    

    virtual lcio::LCCollection* lastValidCollection() = 0 ;    
    
    virtual const std::string name() = 0; 
    
    virtual LCCDTimeStamp validSince() =0 ;
    
    virtual LCCDTimeStamp validTill() =0;
    
  };

} //end namespace

#endif // IConditionsHandler_h