private boolean areNextStatesAvailable(Automaton source) {
        ArrayList<Transition> r = possibleTransitions.get(source);
        if (r != null) {
            for (Transition t : r) {
                if (t.evaluate()) {
                    return true;
                }
            }
        }
        return false;
    }
private boolean areNextStatesAvailable ( Automaton source ) { ArrayList < Transition > r = possibleTransitions . get ( source ) ; if ( r != null ) { for ( Transition t : r ) { if ( t . evaluate ( ) ) { return true ; } } } return false ; }
Return true if there are transitions available as true.

@param source
@return