data_stream_read_file.h

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/***************************************
        Auteur : Pierre Aubert
        Mail : pierre.aubert@lapp.in2p3.fr
        Licence : LGPL-3.0-only
****************************************/
 
#ifndef __DATA_STREAM_READ_FILE_H__
#define __DATA_STREAM_READ_FILE_H__
 
#include "data_stream_include.h"

template<typename T>
struct DataStream<FILE*, DataStreamMode::READ, T* >{

        static bool data_stream(FILE* & ds, T* & data){
                size_t pointerAddress = 0lu;
                bool b = DataStream<FILE*, DataStreamMode::READ, size_t>::data_stream(ds, pointerAddress);
                data = (T*)pointerAddress;
                return b;
        }
};

template<typename T>
struct DataStream<FILE*,DataStreamMode::READ, std::vector<T> >{

        static bool data_stream(FILE* & ds, std::vector<T> & data){
                //Get the number of elements
                size_t nbElement(0lu);
                bool b = DataStream<FILE*,DataStreamMode::READ, size_t>::data_stream(ds, nbElement);
                if(nbElement == 0lu || !b){return b;}           //If there is no element, quit now
                for(size_t i(0lu); i < nbElement && b; ++i){
                        T tmp;
                        b &= DataStream<FILE*,DataStreamMode::READ, T>::data_stream(ds, tmp);
                        data.push_back(tmp);
                }
                return b;
        }
};

template<typename T>
struct DataStream<FILE*,DataStreamMode::READ, std::list<T> >{

        static bool data_stream(FILE* & ds, std::list<T> & data){
                //Get the number of elements
                size_t nbElement(0lu);
                bool b = DataStream<FILE*,DataStreamMode::READ, size_t>::data_stream(ds, nbElement);
                if(nbElement == 0lu || !b){return b;}           //If there is no element, quit now
                for(size_t i(0lu); i < nbElement && b; ++i){
                        T tmp;
                        b &= DataStream<FILE*,DataStreamMode::READ, T>::data_stream(ds, tmp);
                        data.push_back(tmp);
                }
                return b;
        }
};

template<typename T, typename U>
struct DataStream<FILE*,DataStreamMode::READ, std::map<T, U> >{

        static bool data_stream(FILE* & ds, std::map<T, U> & data){
                //Get the number of elements
                size_t nbElement(0lu);
                bool b = DataStream<FILE*,DataStreamMode::READ, size_t>::data_stream(ds, nbElement);
                if(nbElement == 0lu || !b){return b;}           //If there is no element, quit now
                for(size_t i(0lu); i < nbElement && b; ++i){
                        T tmpFirst;
                        b &= DataStream<FILE*,DataStreamMode::READ, T>::data_stream(ds, tmpFirst);
                        U tmpSecond;
                        b &= DataStream<FILE*,DataStreamMode::READ, U>::data_stream(ds, tmpSecond);
                        data[tmpFirst] = tmpSecond;     //Add data in map
                }
                return b;
        }
};

template<typename T, typename U>
struct DataStream<FILE*,DataStreamMode::READ, std::pair<T, U> >{

        static bool data_stream(FILE* & ds, std::pair<T, U> & data){
                T tmpFirst;
                bool b = DataStream<FILE*,DataStreamMode::READ, T>::data_stream(ds, tmpFirst);
                U tmpSecond;
                b &= DataStream<FILE*,DataStreamMode::READ, U>::data_stream(ds, tmpSecond);
                data = std::pair<T, U>(tmpFirst, tmpSecond);
                return b;
        }
};
 
 
 
#endif