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