DRDE/ACTK1_0/common/EPPException.hpp

55 lines
1.1 KiB
C++

#ifndef __EPP_EXCEPTION_H
#define __EPP_EXCEPTION_H
#include <stdarg.h>
#include <string>
#include <vector>
#include <iostream>
#define EPP_EXCEPTION(className) virtual EPPException* clone() const { return new className (*this); }
/**
* Root exception class for exception reporting within the EPP toolkit.
*/
class EPPException
{
public:
// constructor.
EPPException(const std::string& message)
: msg(message), cause(NULL)
{ }
// copy constructor.
EPPException(const EPPException& other)
: msg(other.msg)
{
if (other.cause) cause = other.cause->clone();
else cause = NULL;
}
virtual ~EPPException() { if (cause) delete cause; }
const std::string getMessage() const
{
return msg + (cause != NULL ? "\nCaused by\n" + cause->getMessage() : "");
}
/// Indicate that this exception was caused by another exception.
virtual void causedBy(const EPPException& ex)
{
cause = ex.clone();
}
EPPException* getCause() const { return cause; }
EPP_EXCEPTION(EPPException);
private:
std::string msg;
EPPException* cause;
};
#endif //__EPP_EXCEPTION_H