char.hpp

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/*****************************************************************************
** Ifdefs
*****************************************************************************/

#ifndef ECL_CONVERTERS_CHAR_HPP_
#define ECL_CONVERTERS_CHAR_HPP_

/*****************************************************************************
** Includes
*****************************************************************************/

#include "converter.hpp"
#include <ecl/exceptions/standard_exception.hpp>

/*****************************************************************************
** Namespaces
*****************************************************************************/

namespace ecl {

/*****************************************************************************
** Character Converter Interface
*****************************************************************************/
template <>
class Converter<char,unsigned int> : public converters::ConverterBase {
public:
        virtual ~Converter() {}

        char operator()(const unsigned int &input) ecl_debug_throw_decl(StandardException) {
                if ( input > 9 ) {
                        ecl_debug_throw(StandardException(LOC,ConversionError));
                        error_handler = ConversionError;
                }
                return ('0'+ input%10);    // Copy the char back.
        }
};
template <>
class Converter<char,int> : public converters::ConverterBase {
public:
        virtual ~Converter() {}

        char operator()(const int &input) ecl_debug_throw_decl(StandardException) {
                if ( ( input < 0 ) || (input > 9) ) {
                        ecl_debug_throw(StandardException(LOC,OutOfRangeError));
                        error_handler = OutOfRangeError;
                }
                return ('0'+ input%10);    // Copy the char back.
        }
};

/*****************************************************************************
 * Char Converter Family
 ****************************************************************************/
template <>
class Converter<char,void>  :
    public Converter<char,int>,
    public Converter<char,unsigned int>
{
    public:
        virtual ~Converter() {}

        using Converter<char,int>::operator();
        using Converter<char,unsigned int>::operator();
};

}; // Namespace ecl


#endif /*ECL_CONVERTERS_CHAR_HPP_*/