src/factory_filter.hpp

   1 /* $Id: factory_filter.hpp,v 1.3 2006-01-19 09:41:01 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         bool exist(std::string fi);
  38
  39         bool add_creator_dl(const std::string &fi, const std::string &path);
  40
  41         bool have_dl_support();
  42
  43         class NotFound : public std::runtime_error {
  44         public:
  45             NotFound(const std::string msg);
  46         };
  47     private:
  48         boost::scoped_ptr<Rep> m_p;
  49     };
  50 }
  51
  52 #endif
  53 /*
  54  * Local variables:
  55  * c-basic-offset: 4
  56  * indent-tabs-mode: nil
  57  * c-file-style: "stroustrup"
  58  * End:
  59  * vim: shiftwidth=4 tabstop=8 expandtab
  60  */