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IDbDataBase.cpp

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//====================================================================
//      DbDataBase object implementation
//--------------------------------------------------------------------
//
//      Package    : System ( The LHCb Offline System)
//
//  Description: Generic data persistency
//
//      Author     : M.Frank
//  History    :
// +---------+----------------------------------------------+---------
// |    Date |                 Comment                      | Who     
// +---------+----------------------------------------------+---------
// | 11/07/99| Initial version                              | MF
// +---------+----------------------------------------------+---------
//====================================================================
#define DBCNV_DBSESSION_CPP

// DbCnv include files
#include "GaudiDb/DbOOMs.h"
#include "GaudiDb/DbObject.h"
#include "GaudiDb/DbIter.h"
#include "DbDataBaseObj.h"
#include "DbContainerObj.h"

// Gaudi include files
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/StreamBuffer.h"


IDbDataBase::Link::Link(const std::string& db, const std::string& cnt, const std::string& obj, const dbHandle<DbLink>& to, long int_id)
: dbase(db), container(cnt), object(obj)
{
  dbHandle<DbLink>::operator=(to);
  if ( m_gene.m_info[0] == 0xFFFFFFFF )   {
    m_gene.m_info[0] = int_id;
  }
  m_gene.m_info[1] = int_id;
}
void IDbDataBase::Link::serialize(StreamBuffer& buffer)  const   {
  const unsigned long *info = m_gene.m_info;
  buffer << dbase 
         << container 
         << object 
         << m_svcType 
         << m_clID
         << info[0]
         << info[1];
}

void IDbDataBase::Link::print(IMessageSvc* msg, const std::string& tag, const char* opt)   const {
  MsgStream log(msg,tag);
  const unsigned long *info = m_gene.m_info;
  log << MSG::VERBOSE
      << opt << dbase << ":" << container 
      << " -> " << object
      << endreq;
  log << "   ->Type:" << (long)m_svcType
      << " CL:"       << m_clID
      << " ID: ["     << (void*)info[0]
      << " /"         << (void*)info[1]
      << "]"
      << endreq;
}

void IDbDataBase::Link::serialize(StreamBuffer& buffer)   {
  unsigned long *info = m_gene.m_info;
  buffer >> dbase >> container >> object >> m_svcType >> m_clID >> info[0] >> info[1];  
}

DbResult DbDataBase::Link::set(dbHandle<DbLink>& link)  const  {
  // We just have to copy the entry ID number
  link.setClID(clID());
  link.setSvcType(svcType());
  if ( svcType() != OBJY_StorageType )   {
    link.genericInfo()->m_info[0] = m_gene.m_info[1];
  }
  return DbOOMs::DbSuccess;
}

void DbDataBase::Type::serialize(StreamBuffer& buffer)  const   {
  buffer << contName << objType << description;
}
void DbDataBase::Type::serialize(StreamBuffer& buffer)   {
  buffer >> contName >> objType >> description;
}

void DbDataBase::Type::print(IMessageSvc* msg, const std::string& tag, const char* opt)   const {
  MsgStream log(msg,tag);
  log << MSG::VERBOSE << opt << contName << ":" << objType << endreq; 
  log << MSG::VERBOSE << "     Desc:" << description << endreq; 
}

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