String indexOldParent = new Integer(firstMoveOp.getIndex()).toString();
String indexNewParent = new Integer(secondMoveOp.getIndex()).toString();
Iterator<ModelElementId> interator = op.getOtherInvolvedModelElements().iterator();
ModelElementId modelElementId = interator.next();
ModelElementId newParent = interator.next();
ModelElementId oldParent = interator.next();
String oldFeatureName = firstMoveOp.getFeatureName();
String newFeatureName = secondMoveOp.getFeatureName();