ConditionsHandlerBase.hh

#ifndef ConditionsHandlerBase_h
#define ConditionsHandlerBase_h

#include "lccd.h"

#include "IConditionsHandler.hh"

#include <vector>


//using namespace lcio ;

namespace lccd {
  
  class ConditionsHandlerBase : public IConditionsHandler {
    
  public:
    
    ConditionsHandlerBase(const std::string& name) : 
      _name( name),
      _validSince( LCCDPlusInf ) ,   // initially we don't have a valid time range
      _validTill(  LCCDMinusInf ) {
    } 
    
    virtual ~ConditionsHandlerBase() {}
    

    virtual void updateEvent( lcio::LCEvent* evt ) ;
   

    virtual void update( LCCDTimeStamp timestamp ) =0 ;
    

    virtual lcio::LCCollection* currentCollection() { return _col ; } 
     
    
    virtual void registerChangeListener( IConditionsChangeListener* cl ) ;
    
    virtual void removeChangeListener( IConditionsChangeListener* cl) ;

    virtual const std::string name() { return _name ; }  

    virtual LCCDTimeStamp validSince() { return _validSince ; }  
    
    virtual LCCDTimeStamp validTill() { return _validTill ; }
    

  protected :
    
    ConditionsHandlerBase() {} 

    virtual void notifyListeners() ;
    

    // ----  data members ------

    lcio::LCCollection* _col ;

    std::string _name ;

    LCCDTimeStamp _validSince  ;

    LCCDTimeStamp _validTill ;

    std::vector< IConditionsChangeListener* > _changeListeners ;
    

  };
} ; //end namespace

#endif // ConditionsHandlerBase_h

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