/**
  * Create an empty but initialized instance of a UML CallState.
  *
  * @return an initialized UML CallState instance.
  */
 public MCallState createCallState() {
   MCallState modelElement = MFactory.getDefaultFactory().createCallState();
   super.initialize(modelElement);
   return modelElement;
 }
 /**
  * Create an empty but initialized instance of a UML ActivityGraph.
  *
  * @return an initialized UML ActivityGraph instance.
  */
 public MActivityGraph createActivityGraph() {
   MActivityGraph modelElement = MFactory.getDefaultFactory().createActivityGraph();
   super.initialize(modelElement);
   return modelElement;
 }
 /**
  * Create an empty but initialized instance of a UML Partition.
  *
  * @return an initialized UML Partition instance.
  */
 public MPartition createPartition() {
   MPartition modelElement = MFactory.getDefaultFactory().createPartition();
   super.initialize(modelElement);
   return modelElement;
 }
 /**
  * Create an empty but initialized instance of a UML SubactivityState.
  *
  * @return an initialized UML SubactivityState instance.
  */
 public MSubactivityState createSubactivityState() {
   MSubactivityState modelElement = MFactory.getDefaultFactory().createSubactivityState();
   super.initialize(modelElement);
   return modelElement;
 }
 /**
  * Create an empty but initialized instance of a UML ObjectFlowState.
  *
  * @return an initialized UML ObjectFlowState instance.
  */
 public MObjectFlowState createObjectFlowState() {
   MObjectFlowState modelElement = MFactory.getDefaultFactory().createObjectFlowState();
   super.initialize(modelElement);
   return modelElement;
 }