AutomatonSpecification automaton2 = new NaiveAutomatonSpecification();
State q2 = automaton2.addState();
State q3 = automaton2.addState();
automaton2.addTransition(q2, q3, new CharTransitionLabel('b'));
automaton2.addTransition(q3, q2, new CharTransitionLabel('b'));
automaton2.addLoop(q2, new CharTransitionLabel('a'));
automaton2.addLoop(q3, new CharTransitionLabel('a'));
automaton2.markAsInitial(q2);
automaton2.markAsFinal(q3);