DbiConfigSet.cxx

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// $Id: DbiConfigSet.cxx,v 1.15 2006/08/08 10:51:32 west Exp $

#include "DatabaseInterface/Dbi.h"
#include "DatabaseInterface/DbiConfigSet.h"
#include "DatabaseInterface/DbiOutRowStream.h"
#include "DatabaseInterface/DbiResultSet.h"
#include "MessageService/MsgService.h"

#include <iostream>

ClassImp(DbiConfigSet)


//   Definition of static data members
//   *********************************

CVSID("$Id: DbiConfigSet.cxx,v 1.15 2006/08/08 10:51:32 west Exp $\n  \
      CVSID_DBIRESULTPTR ");

//  Instantiate associated Result Pointer and Writer classes.
//  ********************************************************

#include "DatabaseInterface/DbiResultPtr.tpl"
template class  DbiResultPtr<DbiConfigSet>;

#include "DatabaseInterface/DbiWriter.tpl"
template class  DbiWriter<DbiConfigSet>;

//    Definition of all member functions (static or otherwise)
//    *******************************************************
//
//    -  ordered: ctors, dtor, operators then in alphabetical order.

//.....................................................................

DbiConfigSet::~DbiConfigSet() {
//
//
//  Purpose:  Destructor

  LEA_DTOR;

  for ( vector<Param*>::iterator itr = fParams.begin();
        itr != fParams.end();
        ++itr ) delete (*itr);

}

//.....................................................................

ostream& operator<<(ostream& s, const DbiConfigSet& cfSet) {
//
//
//  Purpose:  Output configuration set to message stream.
//
//  Arguments: 
//    s            in    Message stream
//    cfSet        in    Configuration set to be output
//
//  Return:        Message stream   
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Output configuration set to message stream.

//  Program Notes:-
//  =============

//  None.

  s << "DbiConfigSet: Number of parameters: " 
    << cfSet.GetNumParams() << endl;

  for ( UInt_t iParam = 0; iParam < cfSet.GetNumParams(); ++iParam) {
    s << "   "  << cfSet.GetParamName(iParam) << ":  "
      << cfSet.GetParamValue(iParam) << " (" 
      << cfSet.GetParamType(iParam).AsString() << ")" << endl;
  }

  return s;

}



//.....................................................................

void DbiConfigSet::Fill(DbiResultSet& rs,
                        const DbiValidityRec* vrec) {
//
//
//  Purpose:  Fill oject from Result Set
//
//  Arguments: 
//    rs           in    Result Set used to fill object
//    vrec         in    Associated validity record (or 0 if filling
//                                                    DbiValidityRec)
//
//  Return:    
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Fill object from current (and only) row of Result Set.

//  Program Notes:-
//  =============

//  None.

  
// Don't count leading SeqNo, its already been skipped.
  UInt_t numParams = rs.NumCols()-1;
// Skip the ROW_COUNTER if present
  if (  rs.HasRowCounter() ) --numParams;

  for (UInt_t iParam = 0; iParam < numParams; ++iParam ) {
    Param* par = new Param;
    par->Name  = rs.CurColName();
    par->Value = rs.CurColValue();
    par->Type  = rs.CurColFieldType();

   fParams.push_back(par);
    rs.IncrementCurCol();
  }

  fAggregateNo =  vrec->GetAggregateNo ();

}
//.....................................................................

string DbiConfigSet::GetParamName(UInt_t parNo) const {
//
//
//  Purpose:  Get the name of selected parameter. 
//
//  Arguments: 
//    parNo        in    parNo (in range 0..GetNumParams())
//
//  Return:    The name of selected parameter
//              or "" if parNo out of range.
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Get the name of selected parameter  or "" if parNo out of range.

//  Program Notes:-
//  =============

//  None.

 return ( parNo <= GetNumParams() ) ?
   fParams[parNo]->Name : "";

}
//.....................................................................

DbiFieldType DbiConfigSet::GetParamType(UInt_t parNo) const {
//
//
//  Purpose:  Get the type of selected parameter. 
//
//  Arguments: 
//    parNo        in    parNo (in range 0..GetNumParams())
//
//  Return:    The type of selected parameter
//              or Dbi::kUnknown if parNo out of range.
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Get the type of selected parameter  or Dbi::kUnknown if 
//    parNo out of range.

//  Program Notes:-
//  =============

//  None.

 return ( parNo <= GetNumParams() ) ?
   fParams[parNo]->Type : DbiFieldType(Dbi::kUnknown);

}
//.....................................................................

string DbiConfigSet::GetParamValue(UInt_t parNo) const {
//
//
//  Purpose:  Get the value of selected parameter. 
//
//  Arguments: 
//    parNo        in    parNo (in range 0..GetNumParams())
//
//  Return:    The value of selected parameter
//              or "" if parNo out of range.
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Get the value of selected parameter  or "" if parNo out of range.

//  Program Notes:-
//  =============

//  None.

 return ( parNo <= GetNumParams() ) ?
   fParams[parNo]->Value : "";

}

//.....................................................................

void DbiConfigSet::PushBack(const string& name,
                            const string& value,
                            const DbiFieldType& type) {
//
//
//  Purpose:  Add another entry to the end of the existing row.

  fParams.push_back(new Param(name,value,type));
}

//.....................................................................

void DbiConfigSet::Store(DbiOutRowStream& ors,
                         const DbiValidityRec* /* vrec */) const {
//
//
//  Purpose:  Stream object to output row stream
//
//  Arguments: 
//    ors          in    Output row stream.
//    vrec         in    =0.  If filling other table rows it points
//                       to the associated validity record.
//
//  Return:    
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o  Stream object to output row stream.

//  Program Notes:-
//  =============

//  This method sneaks round the back of the DbiRowStream interface
//  and directly uses the private Store method as the data is already
//  in string form.  Its all in a good cause because this allows 
//  DbiConfigSet to output data from any type of table.

  for ( vector<Param*>::const_iterator itr = fParams.begin();
        itr != fParams.end();
        ++itr ) ors.Store((*itr)->Value.c_str());

}

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