Tokenizer.cpp

#include "Tokenizer.h"

void Tokenizer::setString(const string& str)
{
    ss.str(str);
    ss.clear();
}
bool Tokenizer::isEmpty()
{
    try
    {
        ss.peek();
        //if (ss.eof()) return true;
        return false;
    }
    catch (...)
    {
        return true;
    }
}
bool Tokenizer::readLine(string& line)
{
    if (isEmpty()) return false;
    if (getline(ss, line)) return true;
    return false;
}
bool Tokenizer::readInteger(int& val)
{
    if (isEmpty()) return false;
    try
    {
        ss >> val;
    }
    catch (std::ios_base::failure)
    {
        ss.clear();
        ss.unget();
        if (ss.bad()) ss.clear();
        return false;
    }
    return true;
}
bool Tokenizer::readWord(string& val)
{
    if (isEmpty()) return false;
    try
    {
        ss >> val;
    }
    catch (std::ios_base::failure)
    {
        ss.clear();
        return false;
    }
    return true;
}
bool Tokenizer::readDouble(double& val)
{
    if (isEmpty()) return false;
    try
    {
        ss >> val;
    }
    catch (std::ios_base::failure)
    {
        ss.clear();
        ss.unget();
        if (ss.bad()) ss.clear();
        return false;
    }
    return true;
}

bool Tokenizer::readChar(char& val)
{
    if (isEmpty()) return false;
    try
    {
        ss >> val;
    }
    catch (std::ios_base::failure)
    {
        ss.clear();
        return false;
    }
    return true;
}

void Tokenizer::rewind()
{
    ss.seekg(0, ss.beg);
}
void Tokenizer::clear()
{
    setString("");
    ss.setstate(std::ios::eofbit);
}