/*  *	HT Editor *	except.h * *	Copyright (C) 1999-2002 Stefan Weyergraf (stefan@weyergraf.de) * *	This program is free software; you can redistribute it and/or modify *	it under the terms of the GNU General Public License version 2 as *	published by the Free Software Foundation. * *	This program is distributed in the hope that it will be useful, *	but WITHOUT ANY WARRANTY; without even the implied warranty of *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *	GNU General Public License for more details. * *	You should have received a copy of the GNU General Public License *	along with this program; if not, write to the Free Software *	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef __EXCEPT_H__#define __EXCEPT_H__#include <errno.h>		// for IOException#include "data.h"/** *	A exception. */class Exception: public Object {public:	/* new */	virtual String &	reason(String &result) const;	virtual	int		toString(char *buf, int buflen) const;};#define MSG_EXCEPTION_MAX_ERRSTR		256/** *	A described exception. */class MsgException: public Exception {protected:	char estr[MSG_EXCEPTION_MAX_ERRSTR];public:		MsgException(const char *errstr);		MsgException() {};	/* new */	virtual	String &reason(String &result) const;};/** *	A formatted described exception. */class MsgfException: public MsgException {public:		MsgfException(const char *errstr, ...);};/** *	A I/O exception. */class IOException: public Exception {protected:	String errstr;public:	int mPosixErrno;		IOException(int aPosixErrno);	/* new */	virtual	String &reason(String &result) const;};class EOFException: public IOException {public:		EOFException();	/* new */	virtual	String &reason(String &result) const;};typedef Exception InternalException;/** *	A exception, indicating a not-implemented function. */class NotImplementedException: public InternalException {protected:	String	location;public:		NotImplementedException(const String &filename, int line_number);	/* new */	virtual	String &reason(String &result) const;};/** *	A exception, indicating a illegal argument. */class IllegalArgumentException: public InternalException {protected:	String	location;public:		IllegalArgumentException(const String &filename, int line_number);	/* new */	virtual	String &reason(String &result) const;};/** *	An index out-of-bounds exception */class IndexOutOfBoundsException: public InternalException {protected:	String	location;public:		IndexOutOfBoundsException(const String &filename, int line_number);	/* new */	virtual	String &reason(String &result) const;};/** *	A exception, indicating a illegal type-cast. */class TypeCastException: public InternalException {protected:	String	aresult;public:		TypeCastException(const String &cast_type, const String &obj_type);	/* new */	virtual	String &reason(String &result) const;};#endif /* __EXCEPT_H__ */