/home/greg/src/restcgi-test/src/version.h

/*
Copyright (c) 2009 zooml.com

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef restcgi_version_h
#define restcgi_version_h
#include "apidefs.h"
#include "date_time.h"
#include "method_e.h"
#include <string>
#ifdef _WIN32
#pragma warning (disable: 4251)
#endif
namespace restcgi {
    class RESTCGI_API version_tag {
    public:
        version_tag(); 
        version_tag(const std::string& v); 
        version_tag(int v); 
        version_tag(unsigned int v); 
        version_tag(long long v); 
        version_tag(unsigned long long v); 
        bool is_null() const {return string_.empty();} 
        const std::string& string() const {return string_;} 

        bool operator ==(const version_tag& rhs) const {return string_ == rhs.string_;}
        bool operator !=(const version_tag& rhs) const {return string_ != rhs.string_;}
    private:
        std::string string_;
    };
    class RESTCGI_API version {
    public:
        typedef restcgi::version_tag tag_type; 
        typedef restcgi::date_time date_time_type; 
        version(); 
        version(const tag_type& tag, const date_time_type& dt = date_time_type()); 
        version(const date_time_type& dt, const tag_type& tag = tag_type()); 
        bool is_null() const {return tag_.is_null() && date_time_.is_null();} 
        const tag_type& tag() const {return tag_;} 
        date_time_type date_time() const {return date_time_;} 
    private:
        tag_type tag_;
        date_time_type date_time_;
    };
    class RESTCGI_API version_constraint {
    public:
        typedef restcgi::version version_type; 
        version_constraint(); 
        version_constraint(const version_type& v, bool mod); 
        bool is_null() const {return version_.is_null();} 
        const version_type& version() const {return version_;} 
        bool modified() const {return modified_;} 






        void assert_satisfied(const version_type& v, const method_e& e) const;
    private:
        version_type version_;
        bool modified_;
    };
}
#endif

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