traininfoservice/banedk/RejseplanenFetcher.java

package dk.thoerup.traininfoservice.banedk;

 /* Work in progress 
  * 
  */

import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.logging.Logger;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;


public class RejseplanenFetcher {
        
        Logger logger = Logger.getLogger(RejseplanenFetcher.class.getName());
        
        SimpleDateFormat format = new SimpleDateFormat("HH:mm");
        
        public String getNow() {
                return format.format( new Date() ); 
        }
        
        public List<DepartureEntry> lookupDepartures(int stationcode, String type, boolean arrival) throws Exception {
                
                List<DepartureEntry> departureList = new ArrayList<DepartureEntry>();
                
                           
            String uri = "http://www.rejseplanen.dk/bin/stboard.exe/mn?ml=m&input=" + stationcode + "&boardType=dep&time=" + getNow() + "&productsFilter=11111000001&selectDate=today&maxJourneys=200&start=yes";
            
            Document doc = Jsoup.parse(new URL(uri), 2500);

            
            Element table = doc.getElementById("hafasSqResults");
            
            if (table != null) {
                    Elements tableRows =  table.getElementsByTag("tr");

                    for (Element currentRow : tableRows) {
                        String id = currentRow.id();
                        logger.info("tr.id=" + id);
                        String rowClass = currentRow.attr("class");
                        if (rowClass != null  && rowClass.indexOf("sqToggleDetails") != -1      ) {
                                Elements fields = currentRow.getElementsByTag("td");
        
                                logger.severe("td count=" + fields.size());
                                if (fields.size() == 0)
                                        continue;

                                for (int f=0; f<fields.size();f++) {
                                        logger.severe("" + f + "=" + fields.get(f).attr("class") );
                                }
                                
                                
                                DepartureEntry departure = new DepartureEntry();
                                
                                String time = fields.get(0).text();     
                                departure.setTime(time);
                                
                                int updated = 0; //updated not supported by rejseplanen
                                departure.setUpdated(updated);
                                
                                String trainNumber = fields.get(1).text();
                                departure.setTrainNumber(trainNumber);
                                
                                
                                //field 2 is the track number
                                
                                
                                String destination = fields.get(3).
                                        getElementsByTag("div").
                                        get(0).
                                        getElementsByClass("bold").
                                        get(0).
                                        text();
                                departure.setDestination(destination);
                                
                                //origin may take a bit more work
                                //String origin = fields.get(4).asText();
                                //departure.setOrigin(origin);
                                
                                /*
                                //rejseplanen doesn't support location
                                String location = ""; //fields.get(5).asText();
                                departure.setLocation(location);
                                
                                String status = fields.get(6).asText();
                                departure.setStatus(status);
                                
                                String note = extractNote( fields.get(7) );
                                departure.setNote(note);
                                
                                departure.setType(type);
                                */
                                departureList.add(departure);

                        }
                    }
            } else {
                logger.warning("No departures found for station=" + stationcode + ", type=" + type);
            }

            
            return departureList;
        }
}
1	package dk.thoerup.traininfoservice.banedk;
2
3	/* Work in progress
4	*
5	*/
6
7	import java.net.URL;
8	import java.text.SimpleDateFormat;
9	import java.util.ArrayList;
10	import java.util.Date;
11	import java.util.List;
12	import java.util.logging.Logger;
13
14	import org.jsoup.Jsoup;
15	import org.jsoup.nodes.Document;
16	import org.jsoup.nodes.Element;
17	import org.jsoup.select.Elements;
18
19
20
21	public class RejseplanenFetcher {
22
23	Logger logger = Logger.getLogger(RejseplanenFetcher.class.getName());
24
25	SimpleDateFormat format = new SimpleDateFormat("HH:mm");
26
27	public String getNow() {
28	return format.format( new Date() );
29	}
30
31	public List<DepartureEntry> lookupDepartures(int stationcode, String type, boolean arrival) throws Exception {
32
33	List<DepartureEntry> departureList = new ArrayList<DepartureEntry>();
34
35
36
37	String uri = "http://www.rejseplanen.dk/bin/stboard.exe/mn?ml=m&input=" + stationcode + "&boardType=dep&time=" + getNow() + "&productsFilter=11111000001&selectDate=today&maxJourneys=200&start=yes";
38
39	Document doc = Jsoup.parse(new URL(uri), 2500);
40
41
42
43	Element table = doc.getElementById("hafasSqResults");
44
45	if (table != null) {
46	Elements tableRows = table.getElementsByTag("tr");
47
48	for (Element currentRow : tableRows) {
49	String id = currentRow.id();
50	logger.info("tr.id=" + id);
51	String rowClass = currentRow.attr("class");
52	if (rowClass != null && rowClass.indexOf("sqToggleDetails") != -1 ) {
53	Elements fields = currentRow.getElementsByTag("td");
54
55	logger.severe("td count=" + fields.size());
56	if (fields.size() == 0)
57	continue;
58
59	for (int f=0; f<fields.size();f++) {
60	logger.severe("" + f + "=" + fields.get(f).attr("class") );
61	}
62
63
64
65	DepartureEntry departure = new DepartureEntry();
66
67	String time = fields.get(0).text();
68	departure.setTime(time);
69
70	int updated = 0; //updated not supported by rejseplanen
71	departure.setUpdated(updated);
72
73	String trainNumber = fields.get(1).text();
74	departure.setTrainNumber(trainNumber);
75
76
77	//field 2 is the track number
78
79
80	String destination = fields.get(3).
81	getElementsByTag("div").
82	get(0).
83	getElementsByClass("bold").
84	get(0).
85	text();
86	departure.setDestination(destination);
87
88	//origin may take a bit more work
89	//String origin = fields.get(4).asText();
90	//departure.setOrigin(origin);
91
92	/*
93	//rejseplanen doesn't support location
94	String location = ""; //fields.get(5).asText();
95	departure.setLocation(location);
96
97	String status = fields.get(6).asText();
98	departure.setStatus(status);
99
100	String note = extractNote( fields.get(7) );
101	departure.setNote(note);
102
103	departure.setType(type);
104	*/
105	departureList.add(departure);
106
107	}
108	}
109	} else {
110	logger.warning("No departures found for station=" + stationcode + ", type=" + type);
111	}
112
113
114	return departureList;
115	}
116	}