MHO_VectorContainer.hh

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#ifndef MHO_VectorContainer_HH__
#define MHO_VectorContainer_HH__
 
#include <complex>
#include <string>
 
#include "MHO_Meta.hh"
#include "MHO_NDArrayWrapper.hh"
#include "MHO_Serializable.hh"
#include "MHO_Taggable.hh"
 
namespace hops
{
 
template< typename XValueType >
class MHO_VectorContainer: public MHO_VectorContainerBase, public MHO_NDArrayWrapper< XValueType, 1 >, public MHO_Taggable
{
    public:
        MHO_VectorContainer(): MHO_NDArrayWrapper< XValueType, 1 >(){};
 
        MHO_VectorContainer(std::size_t dim): MHO_NDArrayWrapper< XValueType, 1 >(dim){};
 
        MHO_VectorContainer(std::size_t* dim): MHO_NDArrayWrapper< XValueType, 1 >(dim){};
 
        //copy constructor
        MHO_VectorContainer(const MHO_VectorContainer& obj): MHO_NDArrayWrapper< XValueType, 1 >(obj), MHO_Taggable(obj){};
 
        //clone functionality
        MHO_VectorContainer* Clone() { return new MHO_VectorContainer(*this); }
 
        virtual ~MHO_VectorContainer(){};
 
        virtual MHO_ClassVersion GetVersion() const override { return 0; };
 
        virtual uint64_t GetSerializedSize() const override { return ComputeSerializedSize(); }
 
        //have to make base class functions visible
        using MHO_NDArrayWrapper< XValueType, 1 >::Resize;
        using MHO_NDArrayWrapper< XValueType, 1 >::GetData;
        using MHO_NDArrayWrapper< XValueType, 1 >::GetSize;
        using MHO_NDArrayWrapper< XValueType, 1 >::GetDimensions;
        using MHO_NDArrayWrapper< XValueType, 1 >::GetDimension;
        using MHO_NDArrayWrapper< XValueType, 1 >::GetOffsetForIndices;
        using MHO_NDArrayWrapper< XValueType, 1 >::operator();
        using MHO_NDArrayWrapper< XValueType, 1 >::operator[];
 
        virtual void Copy(const MHO_VectorContainer& rhs)
        {
            if(&rhs != this)
            {
                //copy the array
                MHO_NDArrayWrapper< XValueType, 1 >::Copy(rhs);
                //then copy the tags
                this->CopyTags(rhs);
            }
        }
 
    public:
        uint64_t ComputeSerializedSize() const
        {
            uint64_t total_size = 0;
            total_size += sizeof(MHO_ClassVersion);
            total_size += MHO_Taggable::GetSerializedSize();
            total_size += sizeof(uint64_t);
            total_size += this->GetSize() * sizeof(XValueType); //all elements have the same size
            return total_size;
        }
 
        template< typename XStream > friend XStream& operator>>(XStream& s, MHO_VectorContainer& aData)
        {
            MHO_ClassVersion vers;
            s >> vers;
            switch(vers)
            {
                case 0:
                    aData.StreamInData_V0(s);
                    break;
                default:
                    MHO_ClassIdentity::ClassVersionErrorMsg(aData, vers);
                    //Flag this as an unknown object version so we can skip over this data
                    MHO_ObjectStreamState< XStream >::SetUnknown(s);
            }
            return s;
        }
 
        template< typename XStream > friend XStream& operator<<(XStream& s, const MHO_VectorContainer& aData)
        {
            switch(aData.GetVersion())
            {
                case 0:
                    s << aData.GetVersion();
                    aData.StreamOutData_V0(s);
                    break;
                default:
                    msg_error("containers", "error, cannot stream out MHO_VectorContainer object with unknown version: "
                                                << aData.GetVersion() << eom);
            }
            return s;
        }
 
    private:
        template< typename XStream > void StreamOutData_V0(XStream& s) const
        {
            s << static_cast< const MHO_Taggable& >(*this);
            uint64_t dsize = this->GetSize();
            s << (uint64_t)dsize;
            auto data_ptr = this->GetData();
            for(size_t i = 0; i < dsize; i++)
            {
                s << data_ptr[i];
            }
        }
 
        template< typename XStream > void StreamInData_V0(XStream& s)
        {
            s >> static_cast< MHO_Taggable& >(*this);
            size_t total_size[1];
            s >> total_size[0];
            this->Resize(total_size);
            auto data_ptr = this->GetData();
            for(size_t i = 0; i < total_size[0]; i++)
            {
                s >> data_ptr[i];
            }
        }
 
        virtual MHO_UUID DetermineTypeUUID() const override
        {
            MHO_MD5HashGenerator gen;
            gen.Initialize();
            std::string name = MHO_ClassIdentity::ClassName(*this);
            gen << name;
            gen.Finalize();
            return gen.GetDigestAsUUID();
        }
};
 
template<> inline uint64_t MHO_VectorContainer< std::string >::ComputeSerializedSize() const
{
    uint64_t total_size = 0;
    total_size += sizeof(MHO_ClassVersion);
    total_size += MHO_Taggable::GetSerializedSize();
    total_size += sizeof(uint64_t);
    std::size_t dsize = this->GetSize();
    auto data_ptr = this->GetData();
    for(size_t i = 0; i < dsize; i++)
    {
        total_size += sizeof(uint64_t);   //every string get streamed with a size
        total_size += data_ptr[i].size(); //n char in each string
    }
    return total_size;
}
 
// ////////////////////////////////////////////////////////////////////////////////
//using declarations for all basic 'plain-old-data' types (except bool!)
using MHO_VectorChar = MHO_VectorContainer< char >;
using MHO_VectorUChar = MHO_VectorContainer< unsigned char >;
using MHO_VectorShort = MHO_VectorContainer< short >;
using MHO_VectorUShort = MHO_VectorContainer< unsigned short >;
using MHO_VectorInt = MHO_VectorContainer< int >;
using MHO_VectorUInt = MHO_VectorContainer< unsigned int >;
using MHO_VectorLong = MHO_VectorContainer< long >;
using MHO_VectorULong = MHO_VectorContainer< unsigned long >;
using MHO_VectorLongLong = MHO_VectorContainer< long long >;
using MHO_VectorULongLong = MHO_VectorContainer< unsigned long long >;
using MHO_VectorFloat = MHO_VectorContainer< float >;
using MHO_VectorDouble = MHO_VectorContainer< double >;
using MHO_VectorLongDouble = MHO_VectorContainer< long double >;
using MHO_VectorComplexFloat = MHO_VectorContainer< std::complex< float > >;
using MHO_VectorComplexDouble = MHO_VectorContainer< std::complex< double > >;
using MHO_VectorComplexLongDouble = MHO_VectorContainer< std::complex< long double > >;
using MHO_VectorString = MHO_VectorContainer< std::string >;
 
 
} // namespace hops
 
#endif