Configuration for shutting down a WebServer.
Andy Wilkinson
2.3.0
The WebServer should support graceful shutdown, allowing active requests time to complete.
The WebServer should shut down immediately.
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
Returns an array containing the constants of this enum type, in the order they're declared. This method may be used to iterate over the constants.