boost/statechart/null_exception_translator.hpp

   1 #ifndef BOOST_STATECHART_NULL_EXCEPTION_TRANSLATOR_HPP_INCLUDED
   2 #define BOOST_STATECHART_NULL_EXCEPTION_TRANSLATOR_HPP_INCLUDED
   3 //////////////////////////////////////////////////////////////////////////////
   4 // Copyright 2002-2006 Andreas Huber Doenni
   5 // Distributed under the Boost Software License, Version 1.0. (See accompany-
   6 // ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 //////////////////////////////////////////////////////////////////////////////
   8
   9
  10
  11 #include <boost/statechart/result.hpp>
  12
  13
  14
  15 namespace boost
  16 {
  17 namespace statechart
  18 {
  19
  20
  21
  22 //////////////////////////////////////////////////////////////////////////////
  23 class null_exception_translator
  24 {
  25   public:
  26     //////////////////////////////////////////////////////////////////////////
  27     // The following declarations should be private.
  28     // They are only public because many compilers lack template friends.
  29     //////////////////////////////////////////////////////////////////////////
  30     template< class Action, class ExceptionEventHandler >
  31     result operator()( Action action, ExceptionEventHandler )
  32     {
  33       return action();
  34     }
  35 };
  36
  37
  38
  39 } // namespace statechart
  40 } // namespace boost
  41
  42
  43
  44 #endif