src/utils/CaseConversion.hpp

/*
 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
 *
 * The University of Notre Dame grants you ("Licensee") a
 * non-exclusive, royalty free, license to use, modify and
 * redistribute this software in source and binary code form, provided
 * that the following conditions are met:
 *
 * 1. Acknowledgement of the program authors must be made in any
 *    publication of scientific results based in part on use of the
 *    program.  An acceptable form of acknowledgement is citation of
 *    the article in which the program was described (Matthew
 *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
 *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
 *    Parallel Simulation Engine for Molecular Dynamics,"
 *    J. Comput. Chem. 26, pp. 252-271 (2005))
 *
 * 2. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 3. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. All express or implied conditions, representations and
 * warranties, including any implied warranty of merchantability,
 * fitness for a particular purpose or non-infringement, are hereby
 * excluded.  The University of Notre Dame and its licensors shall not
 * be liable for any damages suffered by licensee as a result of
 * using, modifying or distributing the software or its
 * derivatives. In no event will the University of Notre Dame or its
 * licensors be liable for any lost revenue, profit or data, or for
 * direct, indirect, special, consequential, incidental or punitive
 * damages, however caused and regardless of the theory of liability,
 * arising out of the use of or inability to use software, even if the
 * University of Notre Dame has been advised of the possibility of
 * such damages.
 */
#ifndef UTILS_CASECONVERSION_HPP
#define UTILS_CASECONVERSION_HPP

#include <cctype>
#include <locale>

namespace oopse {

    /** tolower functor */
    struct toLowerFunctor : public std::unary_function<char, char> {
        toLowerFunctor( const std::locale& loc ) : loc( loc ) {}
        char operator()(char c) const {
            return std::tolower(c, loc_);
        }
        
        private:
            std::locale loc_;
    };

    /** toupper functor */
    struct toUpperFunctor : public std::unary_function<char, char> {
        toUpperFunctor( const std::locale& loc ) : loc_( loc ) {}
        char operator()(char c) const {
            return std::toupper(c, loc_);
        }
        
        private:
            std::locale loc_;
    };

    template<typename Container>
    void toLower(Container& cont,  const std::locale& loc = std::locale()){
        std::transform(cont.begin(), cont.end(), cont.begin(), toLowerFunctor(loc));
    }

    template<typename Container>
    Container toLowerCopy(const Container& cont, const std::locale& loc = std::locale()){
        Container result(cont);
        toLower(result);
        return result;
    }

    template<typename Container>
    void toUpper(Container& cont,  const std::locale& loc = std::locale()){
        std::transform(cont.begin(), cont.end(), cont.begin(), toUpperFunctor(loc));
    }

    template<typename Container>
    Container toUpperCopy(const Container& cont, const std::locale& loc = std::locale()){
        Container result(cont);
        toUpper(result);
        return result;
    }


}

#endif
Revision:	2212
Committed:	Fri Apr 22 21:52:51 2005 UTC (20 years, 6 months ago) by tim
File size:	3665 byte(s)
Log Message:	adding CharClassificationFunctor to fix the locale problem of c++
#	Content
1	/*
2	* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3	*
4	* The University of Notre Dame grants you ("Licensee") a
5	* non-exclusive, royalty free, license to use, modify and
6	* redistribute this software in source and binary code form, provided
7	* that the following conditions are met:
8	*
9	* 1. Acknowledgement of the program authors must be made in any
10	* publication of scientific results based in part on use of the
11	* program. An acceptable form of acknowledgement is citation of
12	* the article in which the program was described (Matthew
13	* A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14	* J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15	* Parallel Simulation Engine for Molecular Dynamics,"
16	* J. Comput. Chem. 26, pp. 252-271 (2005))
17	*
18	* 2. Redistributions of source code must retain the above copyright
19	* notice, this list of conditions and the following disclaimer.
20	*
21	* 3. Redistributions in binary form must reproduce the above copyright
22	* notice, this list of conditions and the following disclaimer in the
23	* documentation and/or other materials provided with the
24	* distribution.
25	*
26	* This software is provided "AS IS," without a warranty of any
27	* kind. All express or implied conditions, representations and
28	* warranties, including any implied warranty of merchantability,
29	* fitness for a particular purpose or non-infringement, are hereby
30	* excluded. The University of Notre Dame and its licensors shall not
31	* be liable for any damages suffered by licensee as a result of
32	* using, modifying or distributing the software or its
33	* derivatives. In no event will the University of Notre Dame or its
34	* licensors be liable for any lost revenue, profit or data, or for
35	* direct, indirect, special, consequential, incidental or punitive
36	* damages, however caused and regardless of the theory of liability,
37	* arising out of the use of or inability to use software, even if the
38	* University of Notre Dame has been advised of the possibility of
39	* such damages.
40	*/
41	#ifndef UTILS_CASECONVERSION_HPP
42	#define UTILS_CASECONVERSION_HPP
43
44	#include <cctype>
45	#include <locale>
46
47	namespace oopse {
48
49	/** tolower functor */
50	struct toLowerFunctor : public std::unary_function<char, char> {
51	toLowerFunctor( const std::locale& loc ) : loc( loc ) {}
52	char operator()(char c) const {
53	return std::tolower(c, loc_);
54	}
55
56	private:
57	std::locale loc_;
58	};
59
60	/** toupper functor */
61	struct toUpperFunctor : public std::unary_function<char, char> {
62	toUpperFunctor( const std::locale& loc ) : loc_( loc ) {}
63	char operator()(char c) const {
64	return std::toupper(c, loc_);
65	}
66
67	private:
68	std::locale loc_;
69	};
70
71	template<typename Container>
72	void toLower(Container& cont, const std::locale& loc = std::locale()){
73	std::transform(cont.begin(), cont.end(), cont.begin(), toLowerFunctor(loc));
74	}
75
76	template<typename Container>
77	Container toLowerCopy(const Container& cont, const std::locale& loc = std::locale()){
78	Container result(cont);
79	toLower(result);
80	return result;
81	}
82
83	template<typename Container>
84	void toUpper(Container& cont, const std::locale& loc = std::locale()){
85	std::transform(cont.begin(), cont.end(), cont.begin(), toUpperFunctor(loc));
86	}
87
88	template<typename Container>
89	Container toUpperCopy(const Container& cont, const std::locale& loc = std::locale()){
90	Container result(cont);
91	toUpper(result);
92	return result;
93	}
94
95
96	}
97
98	#endif