Struct template formatter_factory

boost::log::formatter_factory

Synopsis

// In header: <boost/log/utility/setup/formatter_parser.hpp>

template<typename CharT> 
struct formatter_factory {
  // types
  typedef CharT                                char_type;       // Character type. 
  typedef std::basic_string< char_type >       string_type;     // String type. 
  typedef basic_formatter< char_type >         formatter_type;  // The formatter function object. 
  typedef std::map< string_type, string_type > args_map;      

  // public member functions
  formatter_factory() = default;
  virtual ~formatter_factory();
  virtual formatter_type 
  create_formatter(attribute_name const &, args_map const &) = 0;
  formatter_factory(formatter_factory const &) = delete;
  formatter_factory & operator=(formatter_factory const &) = delete;
};

Description

Formatter factory base interface.

`formatter_factory` public types

typedef std::map< string_type, string_type > args_map;

Type of the map of formatter factory arguments [argument name -> argument value]. This type of maps will be passed to formatter factories on attempt to create a formatter.

`formatter_factory` public member functions

```
formatter_factory() = default;
```
Default constructor
```
virtual ~formatter_factory();
```
Virtual destructor
```
virtual formatter_type 
create_formatter(attribute_name const & name, args_map const & args) = 0;
```
The function creates a formatter for the specified attribute.

Parameters:

name

Attribute name

args

Formatter arguments

formatter_factory(formatter_factory const &) = delete;

formatter_factory & operator=(formatter_factory const &) = delete;

Boost C++ Libraries

Struct template formatter_factory

Synopsis

Description

formatter_factory public types

formatter_factory public member functions

`formatter_factory` public types

`formatter_factory` public member functions