[857] | 1 | #ifndef GREG_DAY_HPP___
|
---|
| 2 | #define GREG_DAY_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 or http://www.boost.org/LICENSE-1.0)
|
---|
| 8 | * Author: Jeff Garland
|
---|
| 9 | * $Date: 2003/11/23 02:27:09 $
|
---|
| 10 | */
|
---|
| 11 |
|
---|
| 12 | #include "boost/date_time/constrained_value.hpp"
|
---|
| 13 | #include <stdexcept>
|
---|
| 14 | #include <string>
|
---|
| 15 |
|
---|
| 16 | namespace boost {
|
---|
| 17 | namespace gregorian {
|
---|
| 18 |
|
---|
| 19 | //! Exception type for gregorian day of month (1..31)
|
---|
| 20 | struct bad_day_of_month : public std::out_of_range
|
---|
| 21 | {
|
---|
| 22 | bad_day_of_month() :
|
---|
| 23 | std::out_of_range(std::string("Day of month value is out of range 1..31"))
|
---|
| 24 | {}
|
---|
| 25 | //! Allow other classes to throw with unique string for bad day like Feb 29
|
---|
| 26 | bad_day_of_month(const std::string& s) :
|
---|
| 27 | std::out_of_range(s)
|
---|
| 28 | {}
|
---|
| 29 | };
|
---|
| 30 | //! Policy class that declares error handling and day of month ranges
|
---|
| 31 | typedef CV::simple_exception_policy<unsigned short, 1, 31, bad_day_of_month> greg_day_policies;
|
---|
| 32 |
|
---|
| 33 | //! Generated represetation for gregorian day of month
|
---|
| 34 | typedef CV::constrained_value<greg_day_policies> greg_day_rep;
|
---|
| 35 |
|
---|
| 36 | //! Represent a day of the month (range 1 - 31)
|
---|
| 37 | /*! This small class allows for simple conversion an integer value into
|
---|
| 38 | a day of the month for a standard gregorian calendar. The type
|
---|
| 39 | is automatically range checked so values outside of the range 1-31
|
---|
| 40 | will cause a bad_day_of_month exception
|
---|
| 41 | */
|
---|
| 42 | class greg_day : public greg_day_rep {
|
---|
| 43 | public:
|
---|
| 44 | greg_day(unsigned short day_of_month) : greg_day_rep(day_of_month) {}
|
---|
| 45 | unsigned short as_number() const {return value_;}
|
---|
| 46 | operator unsigned short() const {return value_;}
|
---|
| 47 | private:
|
---|
| 48 |
|
---|
| 49 | };
|
---|
| 50 |
|
---|
| 51 |
|
---|
| 52 |
|
---|
| 53 | } } //namespace gregorian
|
---|
| 54 |
|
---|
| 55 |
|
---|
| 56 |
|
---|
| 57 | #endif
|
---|