/data/refman/pasoursint/CMSSW_6_1_2_SLHC4_patch1/src/CondTools/Ecal/src/EcalDCSHandler.cc

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#include "CondTools/Ecal/interface/EcalDCSHandler.h"
#include "CondFormats/EcalObjects/interface/EcalDCSTowerStatusHelper.h"
#include "DataFormats/EcalDetId/interface/EcalSubdetector.h"



#include "FWCore/ParameterSet/interface/ParameterSetfwd.h"

#include<iostream>

popcon::EcalDCSHandler::EcalDCSHandler(const edm::ParameterSet & ps)
  :    m_name(ps.getUntrackedParameter<std::string>("name","EcalDCSHandler")) {

        std::cout << "EcalDCS Source handler constructor\n" << std::endl;
        m_firstRun=(unsigned long)atoi( ps.getParameter<std::string>("firstRun").c_str());
        m_lastRun=(unsigned long)atoi( ps.getParameter<std::string>("lastRun").c_str());
        m_sid= ps.getParameter<std::string>("OnlineDBSID");
        m_user= ps.getParameter<std::string>("OnlineDBUser");
        m_pass= ps.getParameter<std::string>("OnlineDBPassword");

        std::cout << m_sid<<"/"<<m_user<<std::endl;


}

popcon::EcalDCSHandler::~EcalDCSHandler()
{
}

void popcon::EcalDCSHandler::printHVDataSet( const std::map<EcalLogicID, RunDCSHVDat>* dataset, 
                                             int limit = 0 ) const
{
  std::cout << "==========printDataSet()" << std::endl;
  if (dataset->size() == 0) {
    std::cout << "No data in map!" << std::endl;
  }
  EcalLogicID ecid;
  RunDCSHVDat hv;
  
  int count = 0;
  typedef std::map< EcalLogicID, RunDCSHVDat >::const_iterator CI;
  for (CI p = dataset->begin(); p != dataset->end(); ++p) {
    count++;
    if (limit && count > limit) { return; }
    ecid = p->first;
    hv  = p->second;
    
    std::cout << "SM:                     " << ecid.getID1() << std::endl;
    std::cout << "Channel:                " << ecid.getID2() << std::endl;
    std::cout << "HV:                     " << hv.getHV() << std::endl;
    std::cout << "HV nominal:             " << hv.getHVNominal() << std::endl;
    std::cout << "HV status:              " << hv.getStatus() << std::endl;
    std::cout << "========================" << std::endl;
  }
  std::cout << std::endl;
}

void popcon::EcalDCSHandler::printLVDataSet( const std::map<EcalLogicID, RunDCSLVDat>* dataset, 
                                             int limit = 0 ) const
{
  std::cout << "==========printDataSet()" << std::endl;
  if (dataset->size() == 0) {
    std::cout << "No data in map!" << std::endl;
  }
  EcalLogicID ecid;
  RunDCSLVDat lv;
  
  int count = 0;
  typedef std::map< EcalLogicID, RunDCSLVDat >::const_iterator CI;
  for (CI p = dataset->begin(); p != dataset->end(); ++p) {
    count++;
    if (limit && count > limit) { return; }
    ecid = p->first;
    lv  = p->second;
    
    std::cout << "SM:                     " << ecid.getID1() << std::endl;
    std::cout << "Channel:                " << ecid.getID2() << std::endl;
    std::cout << "LV:                     " << lv.getLV() << std::endl;
    std::cout << "LV nominal:             " << lv.getLVNominal() << std::endl;
    std::cout << "LV status:              " << lv.getStatus() << std::endl;
    std::cout << "========================" << std::endl;
    }
    std::cout << std::endl;
  }

uint16_t popcon::EcalDCSHandler::OffDBStatus( uint16_t dbStatus , int pos ) {
  uint16_t hv_off_dbstatus = ( dbStatus & (1 << pos ) ) ;
  if(hv_off_dbstatus>0) hv_off_dbstatus=1;
  return hv_off_dbstatus;
}  

uint16_t  popcon::EcalDCSHandler::updateHV( RunDCSHVDat* hv, uint16_t dbStatus, int mode) const {
  // mode ==0 EB ,  mode==1 EE Anode , mode==2 EE Dynode 

  uint16_t result=0; 
  uint16_t hv_on_dbstatus=0;
  uint16_t hv_nomi_on_dbstatus=0;

  if(  hv->getStatus()==RunDCSHVDat::HVNOTNOMINAL ) hv_nomi_on_dbstatus=1; 
  if(  hv->getStatus()==RunDCSHVDat::HVOFF ) hv_on_dbstatus=1; 


  
  uint16_t temp=0;

  if(mode == 0 || mode == 1) {
    for (int i=0; i<16; i++) {
      if( i!= EcalDCSTowerStatusHelper::HVSTATUS &&  i!=EcalDCSTowerStatusHelper::HVNOMINALSTATUS  ) {
        temp = temp | (1<<i) ;  
      } else {
        temp = temp | (0<<i);
      } 
    }
    result=  dbStatus & temp  ;
    result=  ( result | (  hv_on_dbstatus << EcalDCSTowerStatusHelper::HVSTATUS ) )   | ( hv_nomi_on_dbstatus << EcalDCSTowerStatusHelper::HVNOMINALSTATUS )    ;
  } else {
    for (int i=0; i<16; i++) {
      if( i!=EcalDCSTowerStatusHelper::HVEEDNOMINALSTATUS &&  i!= EcalDCSTowerStatusHelper::HVEEDSTATUS ) {
        temp = temp | (1<<i) ;  
      } else {
        temp = temp | (0<<i);
      } 
    }
    result=  dbStatus & temp  ;
    result= ( result | ( hv_on_dbstatus << EcalDCSTowerStatusHelper::HVEEDSTATUS )) |  (  hv_nomi_on_dbstatus << EcalDCSTowerStatusHelper::HVEEDNOMINALSTATUS )   ;
  }

  return result; 
}


uint16_t  popcon::EcalDCSHandler::updateLV( RunDCSLVDat* lv, uint16_t dbStatus) const {
  uint16_t result=0; 
  uint16_t lv_on_dbstatus=0;
  uint16_t lv_nomi_on_dbstatus=0;
  if(  lv->getStatus()==RunDCSLVDat::LVNOTNOMINAL ) lv_nomi_on_dbstatus=1; 
  if(  lv->getStatus()==RunDCSLVDat::LVOFF ) lv_on_dbstatus=1; 

  uint16_t lv_off_dbstatus = ( dbStatus & (1 << EcalDCSTowerStatusHelper::LVSTATUS ) ) ;
  uint16_t lv_nomi_off_dbstatus = ( dbStatus & (1 << EcalDCSTowerStatusHelper::LVNOMINALSTATUS ) ) ;
  if(lv_off_dbstatus>0) lv_off_dbstatus=1;
  if(lv_nomi_off_dbstatus>0) lv_nomi_off_dbstatus=1;

  
  uint16_t temp=0;
  for (int i=0; i<16; i++) {
    if( i!= EcalDCSTowerStatusHelper::LVSTATUS &&  i!=EcalDCSTowerStatusHelper::LVNOMINALSTATUS ) {
      temp = temp | (1<<i) ;  
    } else {
      temp = temp | ( 0 << i );
    } 
  }


   result=  dbStatus & temp  ;
   result=  ( result | (  lv_on_dbstatus << EcalDCSTowerStatusHelper::LVSTATUS ) )   | ( lv_nomi_on_dbstatus << EcalDCSTowerStatusHelper::LVNOMINALSTATUS ) ;

  
  return result; 
}

bool popcon::EcalDCSHandler::insertHVDataSetToOffline( const std::map<EcalLogicID, RunDCSHVDat>* dataset, EcalDCSTowerStatus* dcs_temp ) const
{
  bool result=false; 
  if (dataset->size() == 0) {
    std::cout << "No data in std::map!" << std::endl;
  }
  EcalLogicID ecid;
  RunDCSHVDat hv;


  typedef std::map< EcalLogicID, RunDCSHVDat >::const_iterator CI ;

  for (CI p = dataset->begin(); p != dataset->end(); ++p) {


    ecid = p->first;
    hv  = p->second;

    if(ecid.getName()=="EB_HV_channel"){
      int sm= ecid.getID1() ;
      int chan= ecid.getID2();
      
      int* limits=0;
      limits=  HVLogicIDToDetID(sm,chan);
      int iz=limits[0];
      int i1=limits[1];
      int i2=limits[2];
      int j=limits[3];

      for(int ik=i1; ik<=i2; ik++){ 
        if (EcalTrigTowerDetId::validDetId(iz,EcalBarrel,j,ik )){
          EcalTrigTowerDetId ebid(iz,EcalBarrel,j,ik);
          EcalDCSTowerStatus::const_iterator it =dcs_temp->find(ebid.rawId());
          
          uint16_t dbStatus = 0;
          if ( it != dcs_temp->end() ) {
            dbStatus = it->getStatusCode();
          }
          int modo=0;
          uint16_t new_dbStatus= updateHV(&hv, dbStatus, modo); 
          if(new_dbStatus != dbStatus ) result=true; 

          dcs_temp->setValue( ebid, new_dbStatus );

          if(new_dbStatus != dbStatus) {
            std::cout <<"SM/chan:"<<sm<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" HV: "<< hv.getHV()<<"/"<<hv.getHVNominal()<<std::endl;
            
          } 
        }
      }
      delete [] limits; 
    } else {
      // endcaps 
      int dee= ecid.getID1() ;
      int chan= ecid.getID2();
      
      int* limits=0;
      limits=  HVEELogicIDToDetID(dee,chan);
      int iz=limits[0];
      int i1=limits[1];
      int i2=limits[2];
      int j1=limits[3];
      int j2=limits[4];

      int ex_x[6];
      int ex_y[6];
      if(dee==1 ) {
        ex_x[0]=4;      ex_y[0]=8;
        ex_x[1]=4;      ex_y[1]=9;
        ex_x[2]=4;      ex_y[2]=10;
        ex_x[3]=5;      ex_y[3]=9;
        ex_x[4]=5;      ex_y[4]=10;
        ex_x[5]=6;      ex_y[5]=10;
      } else if(dee==2) {
        ex_x[0]=17;     ex_y[0]=11;
        ex_x[1]=17;     ex_y[1]=12;
        ex_x[2]=17;     ex_y[2]=13;
        ex_x[3]=16;     ex_y[3]=11;
        ex_x[4]=16;     ex_y[4]=12;
        ex_x[5]=15;     ex_y[5]=11;
      } else if(dee==3) {
        ex_x[0]=17;     ex_y[0]=8;
        ex_x[1]=17;     ex_y[1]=9;
        ex_x[2]=17;     ex_y[2]=10;
        ex_x[3]=16;     ex_y[3]=9;
        ex_x[4]=16;     ex_y[4]=10;
        ex_x[5]=15;     ex_y[5]=10;
      } else if(dee==4) {
        ex_x[0]=4;      ex_y[0]=11;
        ex_x[1]=4;      ex_y[1]=12;
        ex_x[2]=4;      ex_y[2]=13;
        ex_x[3]=5;      ex_y[3]=11;
        ex_x[4]=5;      ex_y[4]=12;
        ex_x[5]=6;      ex_y[5]=11;
      }

      int modo=1;
      if(ecid.getName()=="EE_HVD_channel") modo=2;

      for(int ik=i1; ik<=i2; ik++){ 
        for(int ip=j1; ip<=j2; ip++){
          bool not_excluded=true;
          if(chan==2 ) { // channel 2 has half a dee minus 6 towers
            for (int l=0; l<6; l++){
              if(ik== ex_x[l] && ip== ex_y[l] ) not_excluded=false;
            }
          }
          if(not_excluded){
            if (EcalScDetId::validDetId(ik,ip,iz)){
              EcalScDetId eeid(ik,ip,iz);
              EcalDCSTowerStatus::const_iterator it =dcs_temp->find(eeid.rawId());
          
              uint16_t dbStatus = 0;
              if ( it != dcs_temp->end() ) {
                dbStatus = it->getStatusCode();
              }
              // FIXME - UPDATE HV A and D
              uint16_t new_dbStatus= updateHV(&hv, dbStatus, modo); 
              if(new_dbStatus != dbStatus ) result=true; 
              
              dcs_temp->setValue( eeid, new_dbStatus );
              
              if(new_dbStatus != dbStatus) {
                std::cout <<"Dee/chan:"<<dee<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" HV: "<< hv.getHV()<<"/"<<hv.getHVNominal()<<std::endl;
                
              } 
            }
          }
        }
      }
      if(chan==1){ // channel 1 has half a dee plus 6 more towers 
        for (int l=0; l<6; l++){
          int ik=ex_x[l];
          int ip=ex_y[l];
          if (EcalScDetId::validDetId(ik,ip,iz)){
            EcalScDetId eeid(ik,ip,iz);
            EcalDCSTowerStatus::const_iterator it =dcs_temp->find(eeid.rawId());
            
            uint16_t dbStatus = 0;
            if ( it != dcs_temp->end() ) {
              dbStatus = it->getStatusCode();
            }
            uint16_t new_dbStatus= updateHV(&hv, dbStatus,modo); 
            if(new_dbStatus != dbStatus ) result=true; 
            
            dcs_temp->setValue( eeid, new_dbStatus );
            
            if(new_dbStatus != dbStatus) {
              std::cout <<"Dee/chan:"<<dee<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" HV: "<< hv.getHV()<<"/"<<hv.getHVNominal()<<std::endl;
              
            } 
          }
        }
      }
      
      delete [] limits; 

    }
  }
  return result; 
}

int popcon::EcalDCSHandler::detIDToLogicID(int iz, int i, int j) {
  // returns the number from 0 to 1223 from SM1 to 36 from ch 1 to 34 

  int sm=0;
  int hv_chan=0;


  sm = (i-1)/4;
  if(iz<0) sm=sm+18;
  
  int ilocal=(i-1)-sm*4;
  if(iz<0){
    if(ilocal==0 || ilocal==1) hv_chan=1;
    if(ilocal==2 || ilocal==3) hv_chan=2;
  } else {
    if(ilocal==0 || ilocal==1) hv_chan=2;
    if(ilocal==2 || ilocal==3) hv_chan=1;
  }

  sm=sm+1; 

  hv_chan=(j-1)*2+hv_chan;
  
  hv_chan=(sm-1)*34+hv_chan -1  ;

  return hv_chan;

}



int * popcon::EcalDCSHandler::HVEELogicIDToDetID(int dee, int chan) const {
  int iz=-1;
  if(dee==1 || dee==2) iz=1;
  int ix1=1;
  int ix2=1;
  int iy1=1;
  int iy2=1;

  if(dee==1 && chan==1) {
    ix1=1; ix2=10;
    iy1=11; iy2=20;
  } else if(dee==2 && chan==1) {
    ix1=11; ix2=20;
    iy1=1; iy2=10;
  } else if(dee==3 && chan==1) {
    ix1=11; ix2=20;
    iy1=11; iy2=20;
  } else if(dee==4 && chan==1) {
    ix1=1; ix2=10;
    iy1=1; iy2=10;
  } else if(dee==1 && chan==2) {
    ix1=1; ix2=10;
    iy1=1; iy2=10;
  } else if(dee==2 && chan==2) {
    ix1=11; ix2=20;
    iy1=11; iy2=20;
  } else if(dee==3 && chan==2) {
    ix1=11; ix2=20;
    iy1=1; iy2=10;
  } else if(dee==4 && chan==2) {
    ix1=1; ix2=10;
    iy1=11; iy2=20;
  }

  int *result = new int[5];
  
  result[0]=iz;
  result[1]=ix1;
  result[2]=ix2;
  result[3]=iy1;
  result[4]=iy2;
  return result; 
  
}

int * popcon::EcalDCSHandler::HVLogicIDToDetID(int sm, int chan) const {
  // returns the numbers iz, i1, i2 and j1, j2 on which to loop for the towers

      int iz=-1;
      if(sm>0 && sm <= 18) iz=1;
      int j = (chan-1)/2 +1;
      int i_local_hv = (chan-1) - (j-1)*2 + 1; // this gives 1 for odd channels and 2 for even channels 
      int i1 =0;
      int i2 =0;
      if( iz>0 ) { // EB plus phi turns opposite to HV numbering
        if(i_local_hv==1) { 
          i1=3 ; 
          i2=4 ; 
        } else { 
          i1=1 ; 
          i2=2 ; 
        }
      } else { // EB minus phi turns as HV numbering 
        if(i_local_hv==1) { 
          i1=1 ; 
          i2=2 ; 
        } else { 
          i1=3 ; 
          i2=4 ; 
        }
      }
      int ioffset=0;
      if(iz==1) ioffset=(sm-1)*4; 
      if(iz==-1) ioffset=(sm-18-1)*4; 
      i1=i1+ioffset;
      i2=i2+ioffset;

      int *result = new int[5];
      
      result[0]=iz;
      result[1]=i1;
      result[2]=i2;
      result[3]=j;
      result[4]=j;

      return result; 

}

int * popcon::EcalDCSHandler::LVLogicIDToDetID(int sm, int chan) const {
  // returns the numbers iz, i1, i2 and j1, j2 on which to loop for the towers

      int iz=-1;
      if(sm>0 && sm <= 18) iz=1;

      int j1=0;
      int j2=0;
      int i1=0;
      int i2=0;

      if(chan==1) {
        i1=1;
        i2=4;
        j1=1;
        j2=1;
      } else {
        int ch2= (chan/2)*2;
        if(ch2==chan) {
          j1=chan;
        } else {
          j1=chan-1;
        }
        j2 = j1+1; 
        if( iz>0 ) { // EB plus phi turns opposite to LV numbering
          if(ch2==chan) { 
            i1=3 ; 
            i2=4 ; 
          } else { 
            i1=1 ; 
            i2=2 ; 
          }
        } else { // EB minus phi turns as LV numbering 
          if(ch2==chan) { 
            i1=1 ; 
            i2=2 ; 
          } else { 
            i1=3 ; 
            i2=4 ; 
          }
        }
      }
      int ioffset=0;
      if(iz==1) ioffset=(sm-1)*4; 
      if(iz==-1) ioffset=(sm-18-1)*4; 
      i1=i1+ioffset;
      i2=i2+ioffset;


      int *result = new int[5];
      result[0]=iz;
      result[1]=i1;
      result[2]=i2;
      result[3]=j1;
      result[4]=j2;

      return result; 
}


bool popcon::EcalDCSHandler::insertLVDataSetToOffline( const std::map<EcalLogicID, RunDCSLVDat>* dataset, EcalDCSTowerStatus* dcs_temp , std::vector<EcalLogicID> my_EELVchan ) const
{
  bool result= false; 
  if (dataset->size() == 0) {
    std::cout << "No data in map!" << std::endl;
  }
  EcalLogicID ecid;
  RunDCSLVDat lv;


  typedef std::map< EcalLogicID, RunDCSLVDat >::const_iterator CI;
  for (CI p = dataset->begin(); p != dataset->end(); ++p) {

    ecid = p->first;
    lv  = p->second;

    if(ecid.getName()=="EB_LV_channel"){

      int sm= ecid.getID1() ;
      int chan= ecid.getID2();

      int* limits=0;
      limits=   LVLogicIDToDetID(sm,chan);
      int iz=limits[0];
      int i1=limits[1];
      int i2=limits[2];
      int j1=limits[3];
      int j2=limits[4];

      for(int ik=i1; ik<=i2; ik++){ 
        for(int j=j1; j<=j2; j++){ 
          if (EcalTrigTowerDetId::validDetId(iz,EcalBarrel,j,ik )){
            EcalTrigTowerDetId ebid(iz,EcalBarrel,j,ik);
            EcalDCSTowerStatus::const_iterator it =dcs_temp->find(ebid.rawId());
            uint16_t dbStatus = 0;
            if ( it != dcs_temp->end() ) {
              dbStatus = it->getStatusCode();
            }
            uint16_t new_dbStatus= updateLV(&lv, dbStatus); 
            if(new_dbStatus != dbStatus ) result=true; 
            dcs_temp->setValue( ebid, new_dbStatus );

          if(new_dbStatus != dbStatus) {
            std::cout <<"SM/chan:"<<sm<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" LV: "<< lv.getLV()<<"/"<<lv.getLVNominal()<<std::endl;
            
          } 


          }
        }
      }
    delete [] limits; 

      
    } else {
        
        // endcaps 
      int dee= ecid.getID1() ;
      int chan= ecid.getID2();
      int n=my_EELVchan.size();
     
        for (int ixt=0; ixt<n; ixt++) {
          if(my_EELVchan[ixt].getID1()==dee && my_EELVchan[ixt].getID2()==chan){

            int ilogic=my_EELVchan[ixt].getLogicID();
            
            if(ilogic == 2012058060 || ilogic == 2010060058 
               ||  ilogic == 2012043041 || ilogic == 2010041043) {
              std::cout<< "crystal " << ilogic << " in the corner ignored" << std::endl; 
            } else {
              
            int iz= (ilogic/1000000)-2010;
            if(iz==0) iz=-1;
            if(iz==2) iz=1;
            if(iz != 1 && iz!= -1) std::cout<< "BAD z"<< std::endl; 
            
            int iy=ilogic- int(ilogic/1000)*1000;
            
            int ix=(ilogic- int(ilogic/1000000)*1000000 -iy)/1000;
            
            int ixtower=  ((ix-1)/5) +1;
            int iytower=  ((iy-1)/5) +1;
            
            if(ixtower<1 || ixtower>20 || iytower <1 || iytower >20) 
              std::cout<< "BAD x/y"<<ilogic<<"/"<< ixtower<<"/"<<iytower<< std::endl;
            
            if (EcalScDetId::validDetId(ixtower,iytower,iz )){
              EcalScDetId eeid(ixtower,iytower,iz );
              EcalDCSTowerStatus::const_iterator it =dcs_temp->find(eeid.rawId());
              uint16_t dbStatus = 0;
              if ( it != dcs_temp->end() ) {
                dbStatus = it->getStatusCode();
              }
              
              uint16_t new_dbStatus= updateLV(&lv, dbStatus);
              if(new_dbStatus != dbStatus ) result=true;
              dcs_temp->setValue( eeid, new_dbStatus );
              
              //  std::cout <<"Dee/chan:"<<dee<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" LV: "<< lv.getLV()<<"/"<<lv.getLVNominal()<<" ilogic/x/y " <<ilogic<<"/"<< ixtower<<"/"<<iytower<<std::endl;
              
              if(new_dbStatus != dbStatus) {
                std::cout <<"Dee/chan:"<<dee<<"/"<<chan <<" new db status ="<< new_dbStatus << " old  "<<dbStatus<<" LV: "<< lv.getLV()<<"/"<<lv.getLVNominal()<<std::endl;
                
              } 
              
            }
            
            }
          
            
          } 
        
        }
        
    }// end of endcaps 
        


  }
  return result; 
}

void popcon::EcalDCSHandler::getNewObjects()
{
  bool lot_of_printout=false; 
        std::cout << "------- Ecal DCS - > getNewObjects\n";

        std::ostringstream ss; 
        ss<<"ECAL ";

        unsigned long long max_since= 1;

        max_since=tagInfo().lastInterval.first;
        std::cout << "max_since : "  << max_since << std::endl;
        Ref dcs_db = lastPayload();
        std::cout << "retrieved last payload "  << std::endl;
        
        // we copy the last valid record to a temporary object 
        EcalDCSTowerStatus* dcs_temp = new EcalDCSTowerStatus();

        // barrel
        int iz=0;
        for(int k=0 ; k<2; k++ ) {
          if(k==0) iz=-1;
          if(k==1) iz= 1;
          for(int i=1 ; i<73; i++) {
            for(int j=1 ; j<18; j++) {
              if (EcalTrigTowerDetId::validDetId(iz,EcalBarrel,j,i )){
                EcalTrigTowerDetId ebid(iz,EcalBarrel,j,i);

                uint16_t dbStatus = 0;
                dbStatus =(dcs_db->barrel( ebid.hashedIndex())).getStatusCode();


                EcalDCSTowerStatus::const_iterator it =dcs_db->find(ebid.rawId());
                if ( it != dcs_db->end() ) {
                } else {
                  std::cout<<"*** error channel not found: j/i="<<j<<"/"<<i << std::endl;
                }
                
                dcs_temp->setValue( ebid, dbStatus );
              }
            }
          }
        }

        // endcap
        for(int k=0 ; k<2; k++ ) {
          if(k==0) iz=-1;
          if(k==1) iz=+1;
          for(int i=1 ; i<21; i++) {
            for(int j=1 ; j<21; j++) {
              if (EcalScDetId::validDetId(i,j,iz )){
                EcalScDetId eeid(i,j,iz);

                EcalDCSTowerStatus::const_iterator it =dcs_db->find(eeid.rawId());

                uint16_t dbStatus = 0;
                if ( it != dcs_db->end() ) {
                  dbStatus = it->getStatusCode();
                } 
                dcs_temp->setValue( eeid, dbStatus );
              }
            }
          }
        }


        // now read the actual status from the online DB


        econn = new EcalCondDBInterface( m_sid, m_user, m_pass );
        std::cout << "Connection done" << std::endl;
        
        if (!econn)
          {
            std::cout << " Problem with OMDS: connection parameters " <<m_sid <<"/"<<m_user<<std::endl;
            throw cms::Exception("OMDS not available");
          } 



        std::cout << "Retrieving last run from ONLINE DB ... " << std::endl;
        std::map<EcalLogicID, RunDat> rundat;
        RunIOV rp ;
        run_t runmax=10000000;
        std::string location_p5="P5_Co";
        econn->fetchValidDataSet(&rundat , &rp, location_p5 ,runmax);
        
        unsigned long long  irun=(unsigned long long) rp.getRunNumber();

        // just for testing purposes
        //      irun= max_since+1; 
        
        if(max_since< irun) { 


          // get the map of the EE LV channels to EE crystals 

          std::cout << "Retrieving endcap channel list from ONLINE DB ... " << std::endl;
          
          std::vector<EcalLogicID> my_EELVchan= econn->getEcalLogicIDSetOrdered( "EE_crystal_number", 1,4,
                                                 1, 200, EcalLogicID::NULLID, EcalLogicID::NULLID,
                                                 "EE_LV_channel", 12 ) ;

          std::cout << "done endcap channel list  ... " << std::endl;

          // retrieve from last value data record       
          // always call this method at first run

          std::map<EcalLogicID, RunDCSHVDat> dataset;
          RunIOV *r = NULL;
          econn->fetchDataSet(&dataset, r);
          
          if (!dataset.size()) {
            throw(std::runtime_error("Zero rows read back"));
          }
          
          
          if(lot_of_printout) std::cout << "read OK" << std::endl;
          if(lot_of_printout) printHVDataSet(&dataset,10);
          
          std::map<EcalLogicID, RunDCSLVDat> dataset_lv;
          econn->fetchDataSet(&dataset_lv, r);
          
          if (!dataset_lv.size()) {
            throw(std::runtime_error("Zero rows read back"));
          }
          if(lot_of_printout) std::cout << "read OK" << std::endl;
          if(lot_of_printout) printLVDataSet(&dataset_lv);
          
          bool somediff_hv= insertHVDataSetToOffline(&dataset, dcs_temp );
          bool somediff_lv= insertLVDataSetToOffline(&dataset_lv, dcs_temp, my_EELVchan );
          
          if(somediff_hv || somediff_lv) {
            

            /*      Tm t_now_gmt;
                    t_now_gmt.setToCurrentGMTime();
                    uint64_t tsincetemp= t_now_gmt.microsTime()/1000000 ;
                    uint64_t tsince = tsincetemp<< 32; 
                    std::cout << "Generating popcon record for time " << tsincetemp << "..." << std::flush;
            
            */

            std::cout << "Generating popcon record for run " << irun << "..." << std::flush;
    
            // this is for timestamp
            //      m_to_transfer.push_back(std::make_pair((EcalDCSTowerStatus*)dcs_temp,tsince));
            //      ss << "Time=" << t_now_gmt.str() << "_DCSchanged_"<<std::endl; 

            // this is for run number 
            m_to_transfer.push_back(std::make_pair((EcalDCSTowerStatus*)dcs_temp,irun));
            ss << "Run=" << irun << "_DCSchanged_"<<std::endl; 

            m_userTextLog = ss.str()+";";

          } else {

            // Tm t_now_gmt;
            // t_now_gmt.setToCurrentGMTime();

            std::cout<< "Run DCS record was the same as previous run " << std::endl;
            ss << "Run=" << irun << "_DCSchanged_"<<std::endl; 
            m_userTextLog = ss.str()+";";
            
            delete dcs_temp; 
            
          }

          /*      
          
        } else {
          
          // here we fetch historical data 

          uint64_t t_max_val= ((max_since >> 32 ) +2)*1000000 ; // time in microseconds  (2 seconds more than old data)
        
          Tm t_test(t_max_val);
  
          std::list< std::pair< Tm, std::map<  EcalLogicID, RunDCSHVDat > > > dataset;
          econn->fetchDCSDataSet(&dataset, t_test);
          
          if (!dataset.size()) {
            std::cout<< " DCS query retrieved zero lines  "<< std::endl;
          } else {

            int num_dcs=0; 
            std::list< std::pair< Tm, std::map<  EcalLogicID, RunDCSHVDat > > >::iterator it;
            for (it=dataset.begin(); it!=dataset.end(); ++it){
              std::pair< Tm, std::map<  EcalLogicID, RunDCSHVDat > > a_pair =(*it);
              Tm t_pair=a_pair.first;
              std::map<  EcalLogicID, RunDCSHVDat > a_map = a_pair.second;
              num_dcs=num_dcs+a_map.size();

              bool somediff_hv= insertHVDataSetToOffline(&a_map, dcs_temp );


              if(somediff_hv ) {
                std::cout << "some diff" << std::endl;
                // we have to copy this record to offline 
                // we copy dcs_temp to dcs_pop
                EcalDCSTowerStatus* dcs_pop = new EcalDCSTowerStatus();
                
                // barrel
                int iz=0;
                for(int k=0 ; k<2; k++ ) {
                  if(k==0) iz=-1;
                  if(k==1) iz= 1;
                  for(int i=1 ; i<73; i++) {
                    for(int j=1 ; j<18; j++) {
                      if (EcalTrigTowerDetId::validDetId(iz,EcalBarrel,j,i )){
                        EcalTrigTowerDetId ebid(iz,EcalBarrel,j,i);
                        
                        uint16_t dbStatus = 0;
                        dbStatus =(dcs_temp->barrel( ebid.hashedIndex())).getStatusCode();
                        
                        EcalDCSTowerStatus::const_iterator it =dcs_temp->find(ebid.rawId());
                        if ( it != dcs_temp->end() ) {
                        } else {
                          std::cout<<"*** error channel not found: j/i="<<j<<"/"<<i << std::endl;
                        }
                        
                        dcs_pop->setValue( ebid, dbStatus );
                      }
                    }
                  }
                }
                
                // endcap
                for(int k=0 ; k<2; k++ ) {
                  if(k==0) iz=-1;
                  if(k==1) iz=+1;
                  for(int i=1 ; i<21; i++) {
                    for(int j=1 ; j<21; j++) {
                      if (EcalScDetId::validDetId(i,j,iz )){
                        EcalScDetId eeid(i,j,iz);
                        
                        EcalDCSTowerStatus::const_iterator it =dcs_temp->find(eeid.rawId());
                        
                        uint16_t dbStatus = 0;
                        if ( it != dcs_temp->end() ) {
                          dbStatus = it->getStatusCode();
                        } 
                        dcs_pop->setValue( eeid, dbStatus );
                      }
                    }
                  }
                }
                
                uint64_t tsincetemp= t_pair.microsTime()/1000000 ;
                
                uint64_t tsince = tsincetemp<< 32; 
                Tm tnew(t_pair.microsTime());
                
                std::cout << "Generating popcon record for time " << tsince << "HRF time " << tnew.str() << "..." << std::flush;
                
                m_to_transfer.push_back(std::make_pair((EcalDCSTowerStatus*)dcs_pop,tsince));
                
                ss << "Time=" << tnew.str() << "_DCSchanged_"<<std::endl; 
                m_userTextLog = ss.str()+";";
                
                


            }
            }


        
          std::cout << " num DCS = "<< num_dcs << std::endl; 
        }



          delete dcs_temp;
          */
          
        }

        delete econn;
        std::cout << "Ecal - > end of getNewObjects -----------\n";

}