This typed composite actor supports mirroring of its ports in its container
(which is required to be a MultiCompositeActor), which in turn assures
mirroring of ports in each of the refinements and the controller.
Edward A. Lee
$Id: Refinement.java 70398 2014-10-22 23:44:32Z cxh $
Ptolemy II 5.2
Yellow (eal)
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