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RawDataEvtSelector.h

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#ifndef RAWDATAEVTSELECTOR_H
#define RAWDATAEVTSELECTOR_H

#include "GaudiKernel/Service.h"
#include "GaudiKernel/IEvtSelector.h"

// forward declarations
class IRawDataInputSvc;

class RawDataEvtSelector : public Service,
         virtual public IEvtSelector
{
class Context : public IEvtSelector::Context
   {
      const RawDataEvtSelector* m_evtSel;
   public:
      int m_entry;

      Context(const RawDataEvtSelector* evtsel)
            : m_evtSel(evtsel), m_entry(-1) {}

      virtual ~Context() {}

      virtual void* identifier() const {
         return (void*)m_evtSel;
      }
   };

public:
   RawDataEvtSelector(const std::string& name, ISvcLocator* svcloc);
   virtual ~RawDataEvtSelector();

   // Implementation of Service base class methods.
   virtual StatusCode initialize();
   virtual StatusCode finalize();

   // Implementation of the IEvtSelector interface methods.
   virtual StatusCode createContext(IEvtSelector::Context*& it) const;
   virtual StatusCode next(IEvtSelector::Context& it) const;
   virtual StatusCode next(IEvtSelector::Context& it, int jump) const;
   virtual StatusCode previous(IEvtSelector::Context& it) const;
   virtual StatusCode previous(IEvtSelector::Context& it, int jump) const;

   virtual StatusCode last(IEvtSelector::Context& it) const;
   virtual StatusCode rewind(IEvtSelector::Context& it) const;

   virtual StatusCode createAddress(const IEvtSelector::Context& it, IOpaqueAddress*& iop) const;
   virtual StatusCode releaseContext(IEvtSelector::Context*& it) const;
   virtual StatusCode resetCriteria(const std::string& criteria, IEvtSelector::Context& ct) const;

   virtual StatusCode queryInterface(const InterfaceID& riid, void** ppvInterface);

   virtual StatusCode setEntry(RawDataEvtSelector::Context& rc, int entry) const;

private:
   IRawDataInputSvc*                    m_rawSvc;
};

#endif

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