BinaryInputDevice.h

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/****************************************************************************/
// Encapsulates binary reading operations on a file
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.dlr.de/
// Copyright (C) 2005-2017 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   This file is part of SUMO.
//   SUMO is free software: you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation, either version 3 of the License, or
//   (at your option) any later version.
//
/****************************************************************************/
#ifndef BinaryInputDevice_h
#define BinaryInputDevice_h


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <string>
#include <vector>
#include <fstream>
#include "BinaryFormatter.h"


// ===========================================================================
// class declarations
// ===========================================================================
class BinaryInputDevice;


// ===========================================================================
// class definitions
// ===========================================================================
class BinaryInputDevice {
public:
    BinaryInputDevice(const std::string& name, const bool isTyped = false, const bool doValidate = false);


    ~BinaryInputDevice();


    bool good() const;


    int peek();


    std::string read(int numBytes);


    void putback(char c);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, char& c);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, unsigned char& c);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, int& i);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, SUMOReal& f);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, bool& b);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, std::string& s);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, std::vector<std::string>& v);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, std::vector<int>& v);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, std::vector< std::vector<int> >& v);


    friend BinaryInputDevice& operator>>(BinaryInputDevice& os, Position& p);

private:
    int checkType(BinaryFormatter::DataType t);

private:
    std::ifstream myStream;

    const bool myAmTyped;

    const bool myEnableValidation;

    char myBuffer[10000];

};


#endif

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