IOVPayloadContainer.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef IOVDBDATAMODEL_IOVPAYLOADCONTAINER_H
#define IOVDBDATAMODEL_IOVPAYLOADCONTAINER_H

 
#include "AthenaKernel/IOVRange.h"
#include "AthenaPoolUtilities/CondAttrListCollection.h"
 
#include <vector>

 
class IOVPayloadContainer {
public:
    
    typedef  std::vector<CondAttrListCollection*>  payloadVec;
    typedef  payloadVec::const_iterator            const_iterator;
    typedef  payloadVec::size_type                 size_type;


    IOVPayloadContainer();
    ~IOVPayloadContainer();
    IOVPayloadContainer(const IOVPayloadContainer& cont);
    IOVPayloadContainer& operator=(const IOVPayloadContainer& cont);



    const_iterator          begin() const;
 
    const_iterator          end() const;

    CondAttrListCollection* at(unsigned int i) const;

    size_type               size() const;

    //provided IOVTime
    const_iterator          find(const IOVTime& time) const;
 
    


    bool                    merge(CondAttrListCollection* attrListColl);
 
private:
    friend class IOVPayloadContainerCnv_p1;
    friend class IOVPayloadContainerPTCnv_p1;
 
    class AttrListCollSortStart {
    public:
    bool operator () (const CondAttrListCollection* x, const IOVTime& y) 
        { return (x->minRange().start() < y); }
    };
 
    class AttrListCollSortStop {
    public:
    bool operator () (const CondAttrListCollection* x, const IOVTime& y) 
        { return (x->minRange().stop() < y); }
    };
 
    payloadVec m_payloadVec;
};
 
// inlines
inline
IOVPayloadContainer::IOVPayloadContainer()
{}
 
inline
IOVPayloadContainer::const_iterator
IOVPayloadContainer::begin() const
{
    return (m_payloadVec.begin());
}
 
inline
IOVPayloadContainer::const_iterator
IOVPayloadContainer::end() const
{
    return (m_payloadVec.end());
}
 
inline
IOVPayloadContainer::size_type
IOVPayloadContainer::size() const
{
    return (m_payloadVec.size());
}
 
inline
CondAttrListCollection* 
IOVPayloadContainer::at(unsigned int i) const
{
    if (i < m_payloadVec.size()) return m_payloadVec[i];
    return (0);
}
 
inline
IOVPayloadContainer::const_iterator
IOVPayloadContainer::find(const IOVTime& time) const
{
    // Find first collection where time < stop time
    const_iterator result = std::lower_bound(m_payloadVec.begin(), 
                         m_payloadVec.end(),
                         time, AttrListCollSortStop()) ;
    // At end return:
    if ( result == m_payloadVec.end() )  return (result) ;
 
    // If time == stop, move forward one
    if ( (*result)->minRange().stop() == time)  ++result;
 
    // At end return:
    if ( result == m_payloadVec.end() )  return (result) ;
 
    // Check that time is in interval
    if ( (*result)->minRange().start() <= time)  return (result);
 
    // Not found
    return (m_payloadVec.end());
}
 
 
#endif  // IOVDBDATAMODEL_IOVPAYLOADCONTAINER_H