src/factory_filter.hpp

   1 /* $Id: factory_filter.hpp,v 1.2 2006-01-05 16:39:37 adam Exp $
   2    Copyright (c) 2005, Index Data.
   3
   4 %LICENSE%
   5  */
   6
   7 #ifndef FACTORY_FILTER_HPP
   8 #define FACTORY_FILTER_HPP
   9
  10 #include <stdexcept>
  11 #include <iostream>
  12 #include <string>
  13 #include <map>
  14
  15 #include <boost/noncopyable.hpp>
  16 #include <boost/scoped_ptr.hpp>
  17
  18 #include "filter.hpp"
  19
  20 namespace yp2 {
  21     class FactoryFilter : public boost::noncopyable
  22     {
  23         typedef yp2::filter::Base* (*CreateFilterCallback)();
  24
  25         class Rep;
  26     public:
  27         /// true if registration ok
  28
  29         FactoryFilter();
  30         ~FactoryFilter();
  31
  32         bool add_creator(std::string fi, CreateFilterCallback cfc);
  33
  34         bool drop_creator(std::string fi);
  35
  36         yp2::filter::Base* create(std::string fi);
  37
  38         bool add_creator_dyn(const std::string &fi, const std::string &path);
  39
  40
  41         class NotFound : public std::runtime_error {
  42         public:
  43             NotFound(const std::string msg);
  44         };
  45     private:
  46         boost::scoped_ptr<Rep> m_p;
  47     };
  48 }
  49
  50 #endif
  51 /*
  52  * Local variables:
  53  * c-basic-offset: 4
  54  * indent-tabs-mode: nil
  55  * c-file-style: "stroustrup"
  56  * End:
  57  * vim: shiftwidth=4 tabstop=8 expandtab
  58  */