AirportsFragment.java 文件源码

@Override
protected Observable<List<Airport>> createObservable()
{
    copyLocalFileIfNone();

    return AirportPersister.INSTANCE.getAirports()
            .lift(new FlattenOperator<Airport>())
            .toSortedList(new Func2<Airport, Airport, Integer>()
            {
                @Override
                public Integer call(Airport airport1, Airport airport2)
                {
                    return airport1.code.compareTo(airport2.code);
                }
            });
}