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vlrException.h

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#ifndef VLR_EXCEPTION_H_
#define VLR_EXCEPTION_H_

#include <string>

namespace vlr {

struct InvalidArgumentEx {};
struct ZeroPointerArgumentEx {};

struct IOEx {};
struct FileIOEx {};
struct SocketIOEx {};

class BaseException {
 public:
  BaseException(const std::string& error = std::string()) :
                   error_message_(error) {
  }

  virtual ~BaseException() {}

  const std::string& errorMessage() const {return error_message_;}
  const std::string& what() const  {return error_message_;}

protected:
  std::string error_message_;
};

struct EmptyEx {};

template<class t1 = EmptyEx, class t2 = EmptyEx, class t3 = EmptyEx>
struct Ex : public Ex<t2, t3, EmptyEx> {
  Ex(const std::string& error = std::string()) : Ex<t2, t3>(error) {}
};

template<>
struct Ex<EmptyEx, EmptyEx, EmptyEx> : public BaseException {
  Ex(const std::string& error = std::string()) : BaseException(error) {}
};

template<class t1>
struct Ex<t1, EmptyEx, EmptyEx> : public Ex<EmptyEx, EmptyEx, EmptyEx> {
  Ex(const std::string& error = std::string()) : Ex<>(error) {}
};

template<class t1, class t2 >
struct Ex<t1, t2, EmptyEx> : public Ex<t2, EmptyEx, EmptyEx> {
  Ex(const std::string& error = std::string()) : Ex<t2>(error) {}
};


#define VLRException(str) vlr::Ex<>(__PRETTY_FUNCTION__ + std::string(": ") + str)
#define VLRExceptionLevel1(str, t1) vlr::Ex<t1>(__PRETTY_FUNCTION__ + std::string(": ") + str)
#define VLRExceptionLevel2(str, t1, t2) vlr::Ex<t1, t2>(__PRETTY_FUNCTION__ + std::string(": ") + str)
#define VLRExceptionLevel3(str, t1, t2, t3) vlr::Ex<t1, t2, t3>(__PRETTY_FUNCTION__ + std::string(": ") + str)

} // namespace vlr

#endif

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vlr
Author(s): Soeren Kammel
autogenerated on Sun Mar 3 11:53:51 2013