/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/OnlineDB/EcalCondDB/src/MonOccupancyDat.cc

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#include <stdexcept>
#include <string>
#include "OnlineDB/Oracle/interface/Oracle.h"

#include "OnlineDB/EcalCondDB/interface/MonOccupancyDat.h"

using namespace std;
using namespace oracle::occi;

MonOccupancyDat::MonOccupancyDat()
{
  m_env = NULL;
  m_conn = NULL;
  m_writeStmt = NULL;
  m_readStmt = NULL;

  m_eventsOverLowThreshold = 0;
  m_eventsOverHighThreshold = 0;
  m_avgEnergy = 0;
}



MonOccupancyDat::~MonOccupancyDat()
{
}



void MonOccupancyDat::prepareWrite()
  throw(std::runtime_error)
{
  this->checkConnection();

  try {
    m_writeStmt = m_conn->createStatement();
    m_writeStmt->setSQL("INSERT INTO mon_occupancy_dat (iov_id, logic_id, "
                        "events_over_low_threshold, events_over_high_threshold, avg_energy) "
                        "VALUES (:iov_id, :logic_id, "
                        ":3, :4, :5)");
  } catch (SQLException &e) {
    throw(std::runtime_error("MonOccupancyDat::prepareWrite():  "+e.getMessage()));
  }
}



void MonOccupancyDat::writeDB(const EcalLogicID* ecid, const MonOccupancyDat* item, MonRunIOV* iov)
  throw(std::runtime_error)
{
  this->checkConnection();
  this->checkPrepare();

  int iovID = iov->fetchID();
  if (!iovID) { throw(std::runtime_error("MonOccupancyDat::writeDB:  IOV not in DB")); }

  int logicID = ecid->getLogicID();
  if (!logicID) { throw(std::runtime_error("MonOccupancyDat::writeDB:  Bad EcalLogicID")); }
  
  try {
    m_writeStmt->setInt(1, iovID);
    m_writeStmt->setInt(2, logicID);

    m_writeStmt->setInt(3, item->getEventsOverLowThreshold() );
    m_writeStmt->setInt(4, item->getEventsOverHighThreshold() );
    m_writeStmt->setFloat(5, item->getAvgEnergy() );

    m_writeStmt->executeUpdate();
  } catch (SQLException &e) {
    throw(std::runtime_error("MonOccupancyDat::writeDB():  "+e.getMessage()));
  }
}



void MonOccupancyDat::fetchData(std::map< EcalLogicID, MonOccupancyDat >* fillMap, MonRunIOV* iov)
  throw(std::runtime_error)
{
  this->checkConnection();
  fillMap->clear();

  iov->setConnection(m_env, m_conn);
  int iovID = iov->fetchID();
  if (!iovID) { 
    //  throw(std::runtime_error("MonOccupancyDat::writeDB:  IOV not in DB")); 
    return;
  }

  try {

    m_readStmt->setSQL("SELECT cv.name, cv.logic_id, cv.id1, cv.id2, cv.id3, cv.maps_to, "
                 "d.events_over_low_threshold, d.events_over_high_threshold, d.avg_energy "
                 "FROM channelview cv JOIN mon_occupancy_dat d "
                 "ON cv.logic_id = d.logic_id AND cv.name = cv.maps_to "
                 "WHERE d.iov_id = :iov_id");
    m_readStmt->setInt(1, iovID);
    ResultSet* rset = m_readStmt->executeQuery();
    
    std::pair< EcalLogicID, MonOccupancyDat > p;
    MonOccupancyDat dat;
    while(rset->next()) {
      p.first = EcalLogicID( rset->getString(1),     // name
                             rset->getInt(2),        // logic_id
                             rset->getInt(3),        // id1
                             rset->getInt(4),        // id2
                             rset->getInt(5),        // id3
                             rset->getString(6));    // maps_to

      dat.setEventsOverLowThreshold( rset->getInt(7) );
      dat.setEventsOverHighThreshold( rset->getInt(8) );
      dat.setAvgEnergy( rset->getFloat(9) );

      p.second = dat;
      fillMap->insert(p);
    }
  } catch (SQLException &e) {
    throw(std::runtime_error("MonOccupancyDat::fetchData():  "+e.getMessage()));
  }
}

void MonOccupancyDat::writeArrayDB(const std::map< EcalLogicID, MonOccupancyDat >* data, MonRunIOV* iov)
  throw(std::runtime_error)
{
  this->checkConnection();
  this->checkPrepare();

  int iovID = iov->fetchID();
  if (!iovID) { throw(std::runtime_error("MonOccupancyDat::writeArrayDB:  IOV not in DB")); }


  int nrows=data->size(); 
  int* ids= new int[nrows];
  int* iovid_vec= new int[nrows];
  int* xx= new int[nrows];
  int* yy= new int[nrows];
  float* zz= new float[nrows];

  ub2* ids_len= new ub2[nrows];
  ub2* iov_len= new ub2[nrows];
  ub2* x_len= new ub2[nrows];
  ub2* y_len= new ub2[nrows];
  ub2* z_len= new ub2[nrows];


  const EcalLogicID* channel;
  const MonOccupancyDat* dataitem;
  int count=0;
  typedef map< EcalLogicID, MonOccupancyDat >::const_iterator CI;
  for (CI p = data->begin(); p != data->end(); ++p) {
        channel = &(p->first);
        int logicID = channel->getLogicID();
        if (!logicID) { throw(std::runtime_error("MonOccupancyDat::writeArrayDB:  Bad EcalLogicID")); }
        ids[count]=logicID;
        iovid_vec[count]=iovID;

        dataitem = &(p->second);
        // dataIface.writeDB( channel, dataitem, iov);
        int x=dataitem->getEventsOverLowThreshold();
        int y=dataitem->getEventsOverHighThreshold();
        float z=dataitem->getAvgEnergy();



        xx[count]=x;
        yy[count]=y;
        zz[count]=z;

        ids_len[count]=sizeof(ids[count]);
        iov_len[count]=sizeof(iovid_vec[count]);
        
        x_len[count]=sizeof(xx[count]);
        y_len[count]=sizeof(yy[count]);
        z_len[count]=sizeof(zz[count]);

        count++;
     }


  try {
    m_writeStmt->setDataBuffer(1, (dvoid*)iovid_vec, OCCIINT, sizeof(iovid_vec[0]),iov_len);
    m_writeStmt->setDataBuffer(2, (dvoid*)ids, OCCIINT, sizeof(ids[0]), ids_len );
    m_writeStmt->setDataBuffer(3, (dvoid*)xx, OCCIINT , sizeof(xx[0]), x_len );
    m_writeStmt->setDataBuffer(4, (dvoid*)yy, OCCIINT , sizeof(yy[0]), y_len );
    m_writeStmt->setDataBuffer(5, (dvoid*)zz, OCCIFLOAT , sizeof(zz[0]), z_len );
    
    m_writeStmt->executeArrayUpdate(nrows);

    delete [] ids;
    delete [] iovid_vec;
    delete [] xx;
    delete [] yy;
    delete [] zz;
    
    delete [] ids_len;
    delete [] iov_len;
    delete [] x_len;
    delete [] y_len;
    delete [] z_len;
    

  } catch (SQLException &e) {
    throw(std::runtime_error("MonOccupancyDat::writeArrayDB():  "+e.getMessage()));
  }
}