DTranslationTable_factory.h

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// $Id$
//
//    File: DTranslationTable_factory.h
// Created: Thu Jun 27 15:33:38 EDT 2013
// Creator: davidl (on Darwin harriet.jlab.org 11.4.2 i386)
//

#ifndef _DTranslationTable_factory_
#define _DTranslationTable_factory_

#include <JANA/JFactory.h>
#include "DTranslationTable.h"

#include <mutex>

class DTranslationTable_factory:public jana::JFactory<DTranslationTable>{

   public:
      DTranslationTable_factory(){};
      ~DTranslationTable_factory(){};

      DTranslationTable *tt = nullptr;

      //------------------
      // brun
      //------------------
      jerror_t brun(JEventLoop *loop, int32_t runnumber)
      {
         // Print message about table, but only once for each run
         static std::mutex mtx;
         mtx.lock();
         static set<int32_t> runs_announced;
         if( runs_announced.count(runnumber)==0 ){
            jout << "Creating DTranslationTable for run " << runnumber << endl;
            runs_announced.insert(runnumber);
         }
         mtx.unlock();
      
         // (See DTAGHGeometry_factory.h)
         SetFactoryFlag(NOT_OBJECT_OWNER);
         ClearFactoryFlag(WRITE_TO_OUTPUT);
         
         if( tt ) delete tt;

         tt = new DTranslationTable(loop);

         // If restricting parsing, make sure it is set for this source
         tt->SetSystemsToParse(loop->GetJEvent().GetJEventSource());

         return NOERROR;
      }

      //------------------
      // evnt
      //------------------
       jerror_t evnt(JEventLoop *loop, uint64_t eventnumber)
       {
         // Reuse existing DTranslationTable object.
         if( tt ) _data.push_back( tt );
          
          return NOERROR;
       }

      //------------------
      // erun
      //------------------
      jerror_t erun(void)
      {
         if( tt ) delete tt;
         tt = NULL;
         
         return NOERROR;
      }
};

#endif // _DTranslationTable_factory_