e.getRoutes().get(0).getLegs().get(0).getDuration() is returning null

[FueledByChai]

e.getRoutes().get(0).getLegs().get(0).getDistance().getText() ok, but the same with getDuration() return null

[Barosi]

public Integer getValue(){
    return (Integer) getJSObject().getMember("value");

}

public String getText(){
    return (String) getJSObject().getMember("text");
}