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1 | #ifndef GREG_YEAR_HPP___ |
2 | #define GREG_YEAR_HPP___ | |
3 | ||
4 | /* Copyright (c) 2002,2003 CrystalClear Software, Inc. | |
5 | * Use, modification and distribution is subject to the | |
6 | * Boost Software License, Version 1.0. (See accompanying | |
7 | * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) | |
8 | * Author: Jeff Garland | |
9 | * $Date$ | |
10 | */ | |
11 | ||
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12 | #include <boost/date_time/compiler_config.hpp> |
13 | #include <boost/date_time/constrained_value.hpp> | |
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14 | #include <stdexcept> |
15 | #include <string> | |
16 | ||
17 | namespace boost { | |
18 | namespace gregorian { | |
19 | ||
20 | //! Exception type for gregorian year | |
b32b8144 | 21 | struct BOOST_SYMBOL_VISIBLE bad_year : public std::out_of_range |
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22 | { |
23 | bad_year() : | |
24 | std::out_of_range(std::string("Year is out of valid range: 1400..10000")) | |
25 | {} | |
26 | }; | |
27 | //! Policy class that declares error handling gregorian year type | |
28 | typedef CV::simple_exception_policy<unsigned short, 1400, 10000, bad_year> greg_year_policies; | |
29 | ||
30 | //! Generated representation for gregorian year | |
31 | typedef CV::constrained_value<greg_year_policies> greg_year_rep; | |
32 | ||
b32b8144 | 33 | //! Represent a year (range 1400 - 10000) |
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34 | /*! This small class allows for simple conversion an integer value into |
35 | a year for the gregorian calendar. This currently only allows a | |
b32b8144 | 36 | range of 1400 to 10000. Both ends of the range are a bit arbitrary |
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37 | at the moment, but they are the limits of current testing of the |
38 | library. As such they may be increased in the future. | |
39 | */ | |
b32b8144 | 40 | class BOOST_SYMBOL_VISIBLE greg_year : public greg_year_rep { |
7c673cae | 41 | public: |
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42 | greg_year(value_type year) : greg_year_rep(year) {} |
43 | operator value_type() const {return value_;} | |
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44 | }; |
45 | ||
46 | ||
47 | ||
48 | } } //namespace gregorian | |
49 | ||
50 | ||
51 | ||
52 | #endif |