<typeparam name="TState">The type of the object to be written.</typeparam>

<param name="logLevel">Entry will be written on this level.</param>

<param name="eventId">Id of the event.</param>

<param name="exception">The exception related to this entry.</param>

<param name="formatter">Function to create a <see cref="T:System.String" /> message of the <paramref name="state" /> and <paramref name="exception" />.</param>

<summary>Writes a log entry.</summary>