public class Test {
public static void main(String[] args) {
WorkflowInitializedDocument activity = WorkflowInitializedDocument.Factory.newInstance();
BaseNotificationType activityType = activity.addNewWorkflowInitialized();
XmlCursor c = activity.newCursor();
c.toNextToken();
System.out.println(c.getObject().getClass());
System.out.println(((BaseNotificationType) c.getObject()).getDescription());