DbiRowStream.cxx

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// $Id: DbiRowStream.cxx,v 1.9 2006/08/08 10:51:32 west Exp $
//
// DbiRowStream
//
// Package: Dbi (Database Interface).

// Begin_Html<img src="../../pedestrians.gif" align=center>
// <a href="../source_warning.html">Warning for beginners</a>.<br>
// Also see <a href="../../root_crib/index.html">The ROOT Crib</a> and
// <a href="../index.html">The MINOS Class User Guide</a>End_Html
//
// N. West 04/2001
//
// Concept: I/O buffer for a row of a table.
//   
// Purpose: This forms the base class for DbiResultSet (input) 
//          and DbiWriter (input)
//

#include "DatabaseInterface/DbiTableMetaData.h"
#include "DatabaseInterface/DbiRowStream.h"
#include "LeakChecker/Lea.h"
#include "MessageService/MsgService.h"

#include "Util/UtilString.h"

ClassImp(DbiRowStream)


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


CVSID("$Id: DbiRowStream.cxx,v 1.9 2006/08/08 10:51:32 west Exp $");

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

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

DbiRowStream::DbiRowStream(const DbiTableMetaData* metaData) :
fCurCol(1),
fHasRowCounter(kFALSE),
fMetaData(metaData)
{
//
//
//  Purpose:  Default constructor
//
//  Arguments:
//     metaData   in  Meta data for table.  
//     tableName  in  Table name.
//
//  Return:    n/a
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o  Create RowStream.


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

//  None.

  LEA_CTOR    //Leak Checker

  MSG("Dbi", Msg::kVerbose) << "Creating DbiRowStream" << endl;
  fHasRowCounter = fMetaData->HasRowCounter();

}


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

DbiRowStream::~DbiRowStream() {
//
//
//  Purpose: Destructor
//
//  Arguments: 
//    None.
//
//  Return:    n/a
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o  Destroy RowStream.


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

//  None.

  LEA_DTOR    //Leak Checker

  MSG("Dbi", Msg::kVerbose) << "Destroying DbiRowStream" << endl;

}

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

const DbiFieldType& DbiRowStream::ColFieldType(UInt_t col) const {
//
//
//  Purpose: Return specified column type, if defined 
//
//  Arguments: None.

  return fMetaData->ColFieldType(col);
}
//.....................................................................

string DbiRowStream::ColName(UInt_t col) const {
//
//
//  Purpose: Return specified column name, if defined 

  return fMetaData->ColName(col);
}
//.....................................................................

const DbiFieldType& DbiRowStream::CurColFieldType() const {
//
//
//  Purpose: Return current column type, if defined 
//
//  Arguments: None.
//
//  Return: Current column type, if defined. Unknown otherwise.  
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Current column name, if defined. unknown otherwise.

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

//  None.

  return fMetaData->ColFieldType(fCurCol);
}

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

string DbiRowStream::CurColName() const {
//
//
//  Purpose: Return current column name, if defined 
//
//  Arguments: None.
//
//  Return: Current column name, if defined. "Undefined" otherwise.  
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Current column name, if defined. "Undefined" otherwise.

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

//  None.

  return fMetaData->ColName(fCurCol);
}

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

UInt_t DbiRowStream::NumCols() const {
//
//
//  Purpose: Return the number of columns.
//
//  Arguments: None.
//
//  Return: the number of columns 
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o Return the number of columns.

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

//  None.

  return fMetaData->NumCols();

}

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

string DbiRowStream::TableName() const {
//
//
//  Purpose: Return table name in upper case.
//

  return UtilString::ToUpper(fMetaData->TableName());
}

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

string DbiRowStream::TableNameTc() const {
//
//
//  Purpose: Return table name in true case.

  return fMetaData->TableName();
}
/*    Template for New Member Function

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

DbiRowStream:: {
//
//
//  Purpose:
//
//  Arguments:
//    xxxxxxxxx    in    yyyyyy
//
//  Return:
//
//  Contact:   N. West
//
//  Specification:-
//  =============
//
//  o

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

//  None.


}

*/

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