25 typedef std::auto_ptr<Appender> (*create_function_t)(
const params_t& params);
28 void registerCreator(
const std::string& class_name, create_function_t create_function);
29 std::auto_ptr<Appender> create(
const std::string& class_name,
const params_t& params);
30 bool registered(
const std::string& class_name)
const;
35 typedef std::map<std::string, create_function_t> creators_t;
36 typedef creators_t::const_iterator const_iterator;