EventList.cpp

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#include "cafe/EventList.hpp"
#include "cafe/Event.hpp"
#include "cafe/Config.hpp"

#include "TFile.h"
#include "TEventList.h"

namespace cafe {

    EventList::EventList(const char *name)
        : Processor(name),
          _list(0),
          _file(0)
    {
        Config config(name);
        
        std::string filename = config.get("File", "");
        _tags = config.getVString("Tags"," ,");

        if(filename != "") {
            _file = new TFile(filename.c_str(), "RECREATE");
            out() << "EventList[" << name << "] : Created event list file: " << filename << std::endl;
        }

    }

    EventList::~EventList()
    {
    }

    void EventList::inputFileOpened(TFile *file)
    {
        if(_file) {
            _file->cd();
            _list = new TEventList((std::string("EVTS-") + gSystem->BaseName(file->GetName())).c_str(), file->GetName());
        }
    }

    void EventList::inputFileClosing(TFile *file)
    {
        if(_file) {
            _file->cd();
            _list->Write();
            delete _list; // ??
            _list = 0;
        }
    }

    bool EventList::processEvent(cafe::Event& event)
    {
        if(_list && (_tags.empty() || event.hasTag(_tags))) {
            _list->Enter(event.getTree()->GetReadEntry());
        }
        return true;
    }

    void EventList::finish()
    {
        if(_file) {
            // _file->Write();
            _file->Close();
            delete _file;
        }
    }
}

ClassImp(cafe::EventList);

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