## Class rotation_at_time_interval

boost::log::sinks::file::rotation_at_time_interval

## Synopsis

    // In header: <boost/log/sinks/text_file_backend.hpp>

    class rotation_at_time_interval {
    public:
      // types
      typedef bool result_type;

      // construct/copy/destruct
      explicit rotation_at_time_interval(posix_time::time_duration const &);

      // public member functions
      bool operator()() const;
    };

## Description

The class represents the time interval of log file rotation. The log file will be rotated after the specified time interval has passed.

### `rotation_at_time_interval` public construct/copy/destruct

1.     explicit rotation_at_time_interval(posix_time::time_duration const & interval);

   Creates a rotation time interval of the specified duration

   Parameters:

   `interval` | The interval of the rotation, should be no less than 1 second

### `rotation_at_time_interval` public member functions

1.     bool operator()() const;

   Checks if it's time to rotate the file