HomogeneousDevCol.cpp

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// Copyright CERN 2012 - Developed in collaboration with GSI

#include <fesa-core/Sorting/HomogeneousDevCol.h>

#include <algorithm> // for set intersection and union.
#include <iterator>


namespace fesa
{

HomogeneousDevCol::HomogeneousDevCol()
{
}

std::vector<AbstractDevice*> HomogeneousDevCol::getAsVector()
{

    //TODO: This implementation requires from the caller to delete the collection
    // Why the vector is not returned by copy ?
    //  std::vector<Device* >* result =  new std::vector<Device* >();
    std::vector<AbstractDevice*> result;
    std::set<AbstractDevice *>::const_iterator it;

    for (it = devCol_.begin(); it != devCol_.end(); it++)
    {
        result.push_back(*it);
    }

    return result;
}

int32_t HomogeneousDevCol::getSize()
{
    return static_cast<int32_t>(devCol_.size());
}

HomogeneousDevCol operator^(HomogeneousDevCol col1, HomogeneousDevCol col2)
{

    std::string criteria1 = col1.getSharedCriteria();
    std::string criteria2 = col2.getSharedCriteria();

    std::set<AbstractDevice*> resultSet;

    std::set<AbstractDevice*>* set1 = col1.getDevCol();
    std::set<AbstractDevice*>* set2 = col2.getDevCol();

    std::insert_iterator<std::set<AbstractDevice*> > res_ins(resultSet, resultSet.begin());

    std::set_intersection(set1->begin(), set1->end(), set2->begin(), set2->end(), res_ins);

    HomogeneousDevCol res;
    res.setDevCol(resultSet);
    res.setSharedCriteria("(" + criteria1 + "and" + criteria2 + ")");

    return res;

}

HomogeneousDevCol operator+(HomogeneousDevCol col1, HomogeneousDevCol col2)
{

    std::string criteria1 = col1.getSharedCriteria();
    std::string criteria2 = col2.getSharedCriteria();

    std::set<AbstractDevice*> resultSet;

    std::set<AbstractDevice*>* set1 = col1.getDevCol();
    std::set<AbstractDevice*>* set2 = col2.getDevCol();

    std::insert_iterator<std::set<AbstractDevice*> > res_ins(resultSet, resultSet.begin());

    std::set_union(set1->begin(), set1->end(), set2->begin(), set2->end(), res_ins);

    HomogeneousDevCol res;
    res.setDevCol(resultSet);
    res.setSharedCriteria("(" + criteria1 + "or" + criteria2 + ")");

    return res;

}

} // fesa