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exception.h

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00001 // Copyright (C) 1999-2002 Open Source Telecom Corporation.
00002 //
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 // 
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 // 
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 // 
00017 // As a special exception to the GNU General Public License, permission is 
00018 // granted for additional uses of the text contained in its release 
00019 // of Common C++.
00020 // 
00021 // The exception is that, if you link the Common C++ library with other
00022 // files to produce an executable, this does not by itself cause the
00023 // resulting executable to be covered by the GNU General Public License.
00024 // Your use of that executable is in no way restricted on account of
00025 // linking the Common C++ library code into it.
00026 //
00027 // This exception does not however invalidate any other reasons why
00028 // the executable file might be covered by the GNU General Public License.
00029 // 
00030 // This exception applies only to the code released under the 
00031 // name Common C++.  If you copy code from other releases into a copy of
00032 // Common C++, as the General Public License permits, the exception does
00033 // not apply to the code that you add in this way.  To avoid misleading
00034 // anyone as to the status of such modified files, you must delete
00035 // this exception notice from them.
00036 // 
00037 // If you write modifications of your own for Common C++, it is your choice
00038 // whether to permit this exception to apply to your modifications.
00039 // If you do not wish that, delete this exception notice.
00040 
00046 #ifndef CCXX_EXCEPTION_H_
00047 #define CCXX_EXCEPTION_H_
00048 
00049 #ifndef CCXX_CONFIG_H_
00050 #include <cc++/config.h>
00051 #endif
00052 
00053 #ifndef CCXX_STRING_H_
00054 #include <cc++/string.h>
00055 #endif
00056 
00057 // see if we support useful and std exception handling, else we ignore
00058 // it for the rest of the system.
00059 
00060 #if defined(HAVE_EXCEPTION)
00061 #define COMMON_STD_EXCEPTION
00062 
00063 #include <exception>
00064 
00065 #ifdef  CCXX_NAMESPACES
00066 namespace ost {
00067 #endif
00068 
00077 class __EXPORT Exception : public std::exception 
00078 {
00079 private:
00080         String _what;
00081 
00082 public:
00083         Exception(const String& what_arg) throw();
00084         virtual ~Exception() throw();
00085         virtual const char *getString() const; 
00086         virtual const char *what() const throw() { return _what.c_str(); };
00087 };
00088 
00095 class __EXPORT IOException : public Exception
00096 {
00097 private:
00098         long _systemError;
00099         mutable char* _systemErrorString;
00100 
00101 public:
00102         IOException(const String &what_arg, long systemError = 0) throw();
00103         virtual ~IOException() throw();
00104 
00105         virtual long getSystemError() const throw() { return _systemError; };
00106         virtual const char* getSystemErrorString() const throw();
00107 };
00108 
00115 class __EXPORT ThrException : public Exception
00116 {
00117 public:
00118         ThrException(const String &what_arg) : Exception(what_arg) 
00119 {};
00120 };
00121 
00128 class __EXPORT SyncException : public ThrException
00129 {
00130 public:
00131         SyncException(const String &what_arg) : 
00132 ThrException(what_arg) {};
00133 };
00134 
00135 class __EXPORT InterruptException : public ThrException
00136 {
00137 public:
00138         InterruptException() : ThrException("interrupted") {};
00139 };
00140 
00141 
00142 #ifdef  CCXX_NAMESPACES
00143 }
00144 #endif
00145 
00146 #endif
00147 
00148 #endif

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