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 >
operator ()(Action action,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
45