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