DQMSummaryReader.cc

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#include "CondTools/DQM/interface/DQMSummaryReader.h"
#include "FWCore/Utilities/interface/Exception.h"
#include "RelationalAccess/ISession.h"
//#include "RelationalAccess/ISessionProxy.h"
//#include "RelationalAccess/ITypeConverter.h"
#include "RelationalAccess/ITransaction.h"
#include "RelationalAccess/ISchema.h"
#include "RelationalAccess/ITable.h"
#include "RelationalAccess/ITableDataEditor.h"
#include "RelationalAccess/TableDescription.h"
#include "RelationalAccess/IQuery.h"
#include "RelationalAccess/ICursor.h"
#include "CoralBase/AttributeList.h"
#include "CoralBase/Attribute.h"
#include "CoralBase/AttributeSpecification.h"
#include <iostream>
#include <stdexcept>
#include <vector>
#include <cmath>

DQMSummaryReader::DQMSummaryReader(const std::string& connectionString,
                                   const std::string& user,
                                   const std::string& pass)
    : TestBase(), /*ReadBase(),*/
      m_connectionString(connectionString),
      m_user(user),
      m_pass(pass) {
  m_tableToRead = "";
}

DQMSummaryReader::~DQMSummaryReader() {}

void DQMSummaryReader::run() {}

DQMSummary DQMSummaryReader::readData(const std::string& table,
                                      /*const std::string & column,*/ const long long r_number) {
  m_tableToRead = table;  // to be  CMS_DQM_SUMMARY.summarycontent
  //m_columnToRead = column;  // to be run, lumisec
  DQMSummary dqmSummary;
  dqmSummary.m_run = r_number;
  std::cout << "Entering readData" << std::endl;
  coral::ISession* session = this->connect(m_connectionString, m_user, m_pass);
  //coral::ISessionProxy* session = this->connect(m_connectionString,
  //                                              m_user, m_pass);
  try {
    //session->typeConverter().setCppTypeForSqlType(coral::AttributeSpecification::typeNameForId(typeid(std::string)), "VARCHAR2(20)");
    //session->typeConverter().setCppTypeForSqlType(coral::AttributeSpecification::typeNameForId(typeid(std::string)), "VARCHAR2(40)");
    session->transaction().start();
    std::cout << "Starting session on the connection " << m_connectionString << std::endl;
    coral::ISchema& schema = session->nominalSchema();
    std::cout << "--- accessing schema for user " << m_user << std::endl;
    std::cout << "------ trying to handle table " << m_tableToRead << std::endl;
    //defining count query
    coral::IQuery* query = schema.tableHandle(m_tableToRead).newQuery();
    query->addToOutputList("count(*)", "count");
    //condition for the WHERE clause in the count query
    std::string condition = "run=:n_run";
    coral::AttributeList conditionData;
    conditionData.extend<long long>("n_run");
    //conditionData[0].setValue<long long>(r_number);
    conditionData[0].data<long long>() = r_number;
    query->setCondition(condition, conditionData);
    //performing count query
    coral::ICursor& cursor = query->execute();
    DQMSummary::DQMSummary::RunItem runItem;
    DQMSummary::DQMSummary::RunItem::LumiItem lumiItem;
    double nRows = 0;
    if (cursor.next()) {
      //cursor.currentRow().toOutputStream(std::cout) << std::endl;
      const coral::AttributeList& row = cursor.currentRow();
      nRows = row["count"].data<double>();
      /*const coral::Attribute& count = cursor.currentRow()["count"];
    if(count.specification().type() == typeid(double))
      nRows = count.data<double>();
      else
      nRows = count.data<float>();*/
      std::cout << "Rows for count query " << nRows << std::endl;
      if (nRows != 0) {
        std::cout << "Starting to build DQMSummary" << std::endl;
        //defining first query
        coral::IQuery* queryI = schema.tableHandle(m_tableToRead).newQuery();
        queryI->setDistinct();
        queryI->addToOutputList("lumisec");
        //condition for the WHERE clause in the first query
        std::string conditionI = "run=:n_run";
        coral::AttributeList conditionDataI;
        conditionDataI.extend<long long>("n_run");
        //conditionDataI[0].setValue<long long>(r_number);
        conditionDataI[0].data<long long>() = r_number;
        queryI->setCondition(conditionI, conditionDataI);
        //performing query
        coral::ICursor& cursorI = queryI->execute();
        //a little printout, then filling DQMSummary
        int nRowsI = 0;
        while (cursorI.next()) {
          //cursorI.currentRow().toOutputStream(std::cout) << std::endl;
          ++nRowsI;
          const coral::AttributeList& rowI = cursorI.currentRow();
          runItem.m_lumisec = rowI["lumisec"].data<long long>();
          //defining second query
          coral::IQuery* queryII = schema.tableHandle(m_tableToRead).newQuery();
          queryII->addToOutputList("subsystem");
          queryII->addToOutputList("reportcontent");
          //queryII->addToOutputList("type"); // when implemented in OMDS
          queryII->addToOutputList("status");
          std::string conditionII = "run= :n_run AND lumisec= :n_lumisec";
          coral::AttributeList conditionDataII;
          conditionDataII.extend<long long>("n_run");
          //conditionDataII[0].setValue<long long>(r_number);
          conditionDataII[0].data<long long>() = r_number;
          conditionDataII.extend<long long>("n_lumisec");
          //conditionDataII[1].setValue<long long>(rowI["lumisec"].data<long long>());
          conditionDataII[1].data<long long>() = rowI["lumisec"].data<long long>();
          queryII->setCondition(conditionII, conditionDataII);
          //performing query
          coral::ICursor& cursorII = queryII->execute();
          //a little printout, then filling DQMSummary
          int nRowsII = 0;
          while (cursorII.next()) {
            //cursorII.currentRow().toOutputStream(std::cout) << std::endl;
            ++nRowsII;
            const coral::AttributeList& rowII = cursorII.currentRow();
            lumiItem.m_subsystem = rowII["subsystem"].data<std::string>();
            lumiItem.m_reportcontent = rowII["reportcontent"].data<std::string>();
            //lumiItem.m_type = rowII["type"].data<std::string>(); // when implemented in OMDS
            lumiItem.m_type = "reportSummary";
            lumiItem.m_status = rowII["status"].data<double>();
            runItem.m_lumisummary.push_back(lumiItem);
            std::cout << "DQMSummary::DQMSummary::RunItem::LumiItem filled" << std::endl;
          }
          std::cout << "Returned rows for lumisection query " << nRowsII << std::endl;
          dqmSummary.m_summary.push_back(runItem);
          std::cout << "DQMSummary::DQMSummary::RunItem filled" << std::endl;
          delete queryII;
        }
        std::cout << "Returned rows for run number query " << nRowsI << std::endl;
        delete queryI;
      } else {
        runItem.m_lumisec = 0;
        lumiItem.m_subsystem = " ";
        lumiItem.m_reportcontent = " ";
        lumiItem.m_type = " ";
        lumiItem.m_status = -2;
        std::cout << "[lumisec (long long) : " << runItem.m_lumisec
                  << "], [subsystem (string) : " << lumiItem.m_subsystem
                  << "], [reportcontent (string) : " << lumiItem.m_reportcontent
                  << "], [type (string) : " << lumiItem.m_type << "], [status (double) : " << lumiItem.m_status << "]"
                  << std::endl;
        runItem.m_lumisummary.push_back(lumiItem);
        dqmSummary.m_summary.push_back(runItem);
        std::cout << "No information in DQMSummary for run " << r_number << std::endl;
      }
    } else
      throw cms::Exception("UnconsistentData") << "What is wrong with you?" << std::endl;
    std::cout << "DQMSummary built" << std::endl;
    delete query;
    session->transaction().commit();
  } catch (const std::exception& e) {
    std::cout << "Exception: " << e.what() << std::endl;
  }
  delete session;
  return dqmSummary;
}