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Singleton/Singleton.hpp
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1 /*
2 
3  sftools - Copyright (c) 2012-2013 Marco Antognini <antognini.marco@gmail.com>
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5  This software is provided 'as-is', without any express or implied warranty. In
6  no event will the authors be held liable for any damages arising from the use
7  of this software.
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9  Permission is granted to anyone to use this software for any purpose, including
10  commercial applications, and to alter it and redistribute it freely, subject to
11  the following restrictions:
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13  1. The origin of this software must not be misrepresented; you must not claim
14  that you wrote the original software. If you use this software in a product,
15  an acknowledgment in the product documentation would be appreciated but is
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23  */
24 
30 #ifndef __SFTOOLS_SINGLETON_HPP__
31 #define __SFTOOLS_SINGLETON_HPP__
32 
33 #include <sftools/Common.hpp>
34 
36 
41 namespace sftools
42 {
127  template <typename T, typename F = priv::DefaultNew<T>>
129  {
130  public:
139  static T& getInstance();
140 
154  static void create(bool force = false, F const& factory = F());
155 
161  static void destroy();
162 
168  static bool exists();
169  };
170 }
171 
173 
174 #endif // __SFTOOLS_SINGLETON_HPP__