/******************************************************************************
*
* Copyright (c) 2014-2016 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* Exception.h
*
*****************************************************************************/
//2016/03/23 Modified exception to IException
//2016/12/26
//2917/02/03 Added new display method and caught macro.
#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
namespace OZ {
class Exception {//2016/12/26 :public CommonObject {
protected:
static const int MAX_MESSAGE = 1024*2;
char message[MAX_MESSAGE + 256];
int err;
protected:
Exception()
:err(0)
{
memset(this->message, 0, sizeof(this->message));
}
public:
Exception(const char* format,...)
:err(0)
{
memset(this->message, 0, sizeof(this->message));
char temp[MAX_MESSAGE];
va_list pos;
va_start(pos, format);
vsnprintf(temp, MAX_MESSAGE, format, pos);
va_end(pos);
sprintf(this->message, "Exception: %s", temp);
}
Exception(int e, const char* format,...)
:err(e)
{
memset(this->message, 0, sizeof(this->message));
char temp[MAX_MESSAGE];
va_list pos;
va_start(pos, format);
vsnprintf(temp, MAX_MESSAGE, format, pos);
va_end(pos);
sprintf(this->message, "Error: %d Exception: %s", err, temp);
}
~Exception() {}
const char* toString()
{
return message;
}
int getError()
{
return err;
}
//2017/05/10
void formatMessage(const char* format, va_list pos)
{
int bsize = sizeof(this->message);
memset(this->message, 0, bsize);
vsnprintf(this->message, bsize, format, pos);
}
virtual void display()
{
::printf("%s\n", toString());
}
//2017/02/03
virtual void display(const char* filename, int line, const char* function )
{
char text[MAX_MESSAGE];
snprintf(text, sizeof(text), "\n#Exception: Caught at %s(%d) %s\n#Throwed at %s",
filename, line, function, this->message);
::printf("%s\n", (const char*)text);
}
};
#define IException(format, ...) Exception("%s (%d) %s: " format, __FILE__, __LINE__, __func__ , ##__VA_ARGS__);
#define caught(ex) ex.display(__FILE__, __LINE__, __func__);
}