### - o -

- open() : log4cpp::IdsaAppender , log4cpp::NTEventLogAppender , log4cpp::RemoteSyslogAppender , log4cpp::SyslogAppender
- operator *() : log4cpp::threading::ThreadLocalDataHolder< T >
- operator()() : log4cpp::details::optional_params_validator , log4cpp::details::required_params_validator
- operator->() : log4cpp::threading::ThreadLocalDataHolder< T >
- operator<<() : log4cpp::Category , log4cpp::CategoryStream
- operator[]() : log4cpp::FactoryParams
- optional() : log4cpp::details::parameter_validator , log4cpp::details::required_params_validator
- optional_params_validator() : log4cpp::details::optional_params_validator
- OstreamAppender() : log4cpp::OstreamAppender
- ownsAppender() : log4cpp::FixedContextCategory , log4cpp::Category