ceph/src/boost/boost/icl/type_traits/is_interval_container.hpp

   1 /*-----------------------------------------------------------------------------+
   2 Copyright (c) 2008-2009: Joachim Faulhaber
   3 +------------------------------------------------------------------------------+
   4    Distributed under the Boost Software License, Version 1.0.
   5       (See accompanying file LICENCE.txt or copy at
   6            http://www.boost.org/LICENSE_1_0.txt)
   7 +-----------------------------------------------------------------------------*/
   8 #ifndef BOOST_ICL_TYPE_TRAITS_IS_INTERVAL_CONTAINER_HPP_JOFA_081004
   9 #define BOOST_ICL_TYPE_TRAITS_IS_INTERVAL_CONTAINER_HPP_JOFA_081004
  10
  11 #include <boost/mpl/and.hpp>
  12 #include <boost/mpl/not.hpp>
  13 #include <boost/icl/type_traits/is_map.hpp>
  14
  15 namespace boost{ namespace icl
  16 {
  17     template <class Type> struct is_interval_container
  18     {
  19         typedef is_interval_container<Type> type;
  20         BOOST_STATIC_CONSTANT(bool, value = false);
  21     };
  22
  23     template<class Type>
  24     struct is_interval_map
  25     {
  26         typedef is_interval_map<Type> type;
  27         BOOST_STATIC_CONSTANT(bool, value =
  28             (mpl::and_<is_interval_container<Type>, is_map<Type> >::value)
  29             );
  30     };
  31
  32     template<class Type>
  33     struct is_interval_set
  34     {
  35         typedef is_interval_set<Type> type;
  36         BOOST_STATIC_CONSTANT(bool, value =
  37             (mpl::and_<          is_interval_container<Type>,
  38                        mpl::not_<is_interval_map<Type> > >::value)
  39             );
  40     };
  41
  42
  43 }} // namespace boost icl
  44
  45 #endif
  46
  47