getOutput()
Get the OutputPage being used for this instance.
Shortcut to construct a special page which is unlisted by default.
checkPermissions()
Checks if userCanExecute, and if not throws a PermissionsError.
setHeaders()
Sets headers - this should be called from the execute() method of all derived classes!
getUser()
Shortcut to get the User executing this instance.
checkReadOnly()
If the wiki is currently in readonly mode, throws a ReadOnlyError.