include/dai/exceptions.h

   1 /*  Copyright (C) 2006-2008  Joris Mooij  [joris dot mooij at tuebingen dot mpg dot de]
   2     Radboud University Nijmegen, The Netherlands /
   3     Max Planck Institute for Biological Cybernetics, Germany
   4
   5     This file is part of libDAI.
   6
   7     libDAI is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     libDAI is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with libDAI; if not, write to the Free Software
  19     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20 */
  21
  22
  23 #ifndef __defined_libdai_exceptions_h
  24 #define __defined_libdai_exceptions_h
  25
  26
  27 #include <exception>
  28 #include <stdexcept>
  29 #include <string>
  30
  31
  32 #define DAI_QUOTE(x) #x
  33 #define DAI_TOSTRING(x) DAI_QUOTE(x)
  34
  35 #define DAI_THROW(cod) throw dai::Exception(dai::Exception::cod, std::string(__FILE__ ", line " DAI_TOSTRING(__LINE__)))
  36
  37
  38 namespace dai {
  39
  40
  41     class Exception : public std::runtime_error {
  42         public:
  43             Exception(size_t code, const std::string& msg = "") : std::runtime_error(ErrorStrings[code] + " [" +  msg + "]") {}
  44
  45         enum {NOT_IMPLEMENTED,
  46               UNKNOWN_DAI_ALGORITHM,
  47               UNKNOWN_PROPERTY_TYPE,
  48               MALFORMED_PROPERTY,
  49               UNKNOWN_ENUM_VALUE,
  50               CANNOT_READ_FILE,
  51               CANNOT_WRITE_FILE,
  52               INVALID_FACTORGRAPH_FILE,
  53               NOT_ALL_PROPERTIES_SPECIFIED,
  54               MULTIPLE_UNDO,
  55               FACTORGRAPH_NOT_CONNECTED,
  56               IMPOSSIBLE_TYPECAST,
  57               INTERNAL_ERROR,
  58               NUM_ERRORS};  // NUM_ERRORS should be the last entry
  59
  60         private:
  61             static std::string ErrorStrings[NUM_ERRORS];
  62     };
  63
  64
  65 }
  66
  67
  68 #endif