TimeoutPoolOutputModule.h

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#ifndef IOPool_Output_TimeoutPoolOutputModule_h
#define IOPool_Output_TimeoutPoolOutputModule_h

//
// Class TimeoutPoolOutputModule. Output module to POOL file with file 
// closure based on timeout. First file has only one event, second
// file is closed after 15 seconds if at least one event was processed.
// Then timeout is increased to 30 seconds and 60 seconds. After that
// all other files are closed with timeout of 60 seconds.
//
// Created by Dmytro.Kovalskyi@cern.ch
//

#include "IOPool/Output/interface/PoolOutputModule.h"

namespace edm {
  class ModuleCallingContext;
  class ParameterSet;

  class TimeoutPoolOutputModule : public PoolOutputModule {
  public:
    explicit TimeoutPoolOutputModule(ParameterSet const& ps);
    virtual ~TimeoutPoolOutputModule(){};
    TimeoutPoolOutputModule(TimeoutPoolOutputModule const&) = delete; // Disallow copying and moving
    TimeoutPoolOutputModule& operator=(TimeoutPoolOutputModule const&) = delete; // Disallow copying and moving
  protected:
    virtual bool shouldWeCloseFile() const;
    virtual void write(EventPrincipal const& e, ModuleCallingContext const*) override;

  private:
    mutable time_t m_lastEvent;
    mutable unsigned int eventsWrittenInCurrentFile;
    mutable int    m_timeout;
  };
}

#endif