m_oOptions.put(XMLResource.OPTION_SCHEMA_LOCATION, Boolean.TRUE);
// create TestCaseGraphTree
m_oTCG = GeneratedFactory.eINSTANCE.createTestCaseGraph();
// insert initial root node
TCGNode oRootNode = GeneratedFactory.eINSTANCE.createTCGNode();
oRootNode.setDistanceToRoot(0);
m_oTCG.getNodes().add(oRootNode);
m_oTCG.setRoot(oRootNode);
m_nActualStateMachineDepth = 0;
m_oHistory = new SystemModelStateHistory();