Error.h

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/*
 * Copyright Onix Solutions Limited [OnixS]. All rights reserved.
 *
 * This software owned by Onix Solutions Limited [OnixS] and is protected by
 * copyright law and international copyright treaties.
 *
 * Access to and use of the software is governed by the terms of the applicable
 * ONIXS Software Services Agreement (the Agreement) and Customer end user
 * license agreements granting a non-assignable, non-transferable and
 * non-exclusive license to use the software for it's own data processing
 * purposes under the terms defined in the Agreement.
 *
 * Except as otherwise granted within the terms of the Agreement, copying or
 * reproduction of any part of this source code or associated reference material
 * to any other location for further reproduction or redistribution, and any
 * amendments to this copyright notice, are expressly prohibited.
 *
 * Any reproduction or redistribution for sale or hiring of the Software not in
 * accordance with the terms of the Agreement is a violation of copyright law.
 */
 
#pragma once
 
#include <OnixS/Senaf/MarketData/Export.h>
 
#include <iosfwd>
#include <string>
 
namespace OnixS { namespace Senaf { namespace MarketData {

struct ONIXS_BME_SENAF_EXPORT KnownErrors
{
    enum Enum
    {
        Nothing,

        Generic,

        NotLicensed,

        BadConfiguration,

        BadPacket,
    };

    static const char* toString(Enum value);
};

typedef KnownErrors::Enum ErrorCode;

class ONIXS_BME_SENAF_EXPORT Error : public std::exception
{
public:
    Error(const std::string& source, ErrorCode code);

    Error(const std::string& source, ErrorCode code, const std::string& description);

    Error(const Error& other);

    virtual ~Error() throw();

    ErrorCode code() const;

    const char* description() const;

    const char* source() const;

    virtual const char* what() const throw();

    std::string toString() const;

    void toString(std::string&) const;

    Error& operator=(const Error& other);
 
private:
    enum Traits
    {
        SourceMaxLength = 128,
        DescriptionMaxLength = 1024
    };
 
    ErrorCode code_;
    char source_[SourceMaxLength];
    char description_[DescriptionMaxLength];
};

ONIXS_BME_SENAF_EXPORT std::ostream& operator<<(std::ostream&, const Error&);
 
inline ErrorCode Error::code() const
{
    return code_;
}
 
inline const char* Error::description() const
{
    return description_;
}
 
inline const char* Error::source() const
{
    return source_;
}
 
inline std::string Error::toString() const
{
    std::string str;
    toString(str);
    return str;
}
 
}}} // namespace OnixS::Senaf::MarketData