traininfo/provider/ProviderFactory.java

package dk.thoerup.traininfo.provider;


public class ProviderFactory {
        private static DepartureProvider departureProvider = null;
        private static StationProvider stationProvider = null;
        private static TimetableProvider timetableProvider = null;
        
        public static DepartureProvider getDepartureProvider() {
                if (departureProvider == null) {
                        //provider = new DebugProvider();
                        departureProvider = new XmlDepartureProvider();
                }
                
                return departureProvider;
        }
        
        public static StationProvider getStationProvider() {
                if (stationProvider == null) {
                        stationProvider = new XmlStationProvider();
                }
                
                return stationProvider;
        }
        
        public static TimetableProvider getTimetableProvider() {
                if (timetableProvider == null) {
                        timetableProvider = new XmlTimetableProvider();
                }
                return timetableProvider;
        }
}
1	package dk.thoerup.traininfo.provider;
2
3
4	public class ProviderFactory {
5	private static DepartureProvider departureProvider = null;
6	private static StationProvider stationProvider = null;
7	private static TimetableProvider timetableProvider = null;
8
9	public static DepartureProvider getDepartureProvider() {
10	if (departureProvider == null) {
11	//provider = new DebugProvider();
12	departureProvider = new XmlDepartureProvider();
13	}
14
15	return departureProvider;
16	}
17
18	public static StationProvider getStationProvider() {
19	if (stationProvider == null) {
20	stationProvider = new XmlStationProvider();
21	}
22
23	return stationProvider;
24	}
25
26	public static TimetableProvider getTimetableProvider() {
27	if (timetableProvider == null) {
28	timetableProvider = new XmlTimetableProvider();
29	}
30	return timetableProvider;
31	}
32	}