Subclasses can override this method to add additional
functionality. This method is protected to force clients to
use LayoutLoader to build a Layout.
Parameters: data - Turbine information. exception: Exception - a generic exception.
A subclass must override this method to build itself.
Subclasses override this method to store the layout in RunData
or to write the layout to the output stream referenced in
RunData.
Parameters: data - Turbine information. exception: Exception - a generic exception.