Setups the initial structure of a new model unit.

The unit classifier. This is the newly created unit instance that needs to be setup.The parent classifier. This the parent unit instance under which the new unit has been created.The root block of the new unit.<h2>Dependencies</h2><div class="INSET">None</div> <h2>Behavior</h2> The rule behavior is to setup the initial unit structure by constructing a root block with any arbitrarily complex content. By default, an empty root block is constructed.(c) SAP AG 2003-2006. All rights reserved.