traininfoservice/banedk/MetroServlet.java

package dk.thoerup.traininfoservice.banedk;

import java.io.IOException;
import java.net.URL;
import java.util.logging.Logger;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

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


@WebServlet(urlPatterns={"/MetroServlet"})
public class MetroServlet extends HttpServlet {
        
        Logger logger = Logger.getLogger(MetroServlet.class.getName());

        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                URL url = new URL("http://www.m.dk/layouts/Metro/Widgets/MetroWidget.ashx?StationId=7&Congestion=true&Application=MyMetro&Expiration=true");
                Document doc = Jsoup.parse(url, 5000);
                
                String head = doc.getElementsByClass("metro-widget-headline").get(0).text(); 
                
                logger.info("head: " + head);
                
                Element content = doc.getElementsByClass("metro-widget-content").get(0);
                Elements contentElems = content.children();
                        
                logger.info("tbody"+ content.getElementsByTag("table").size() );
                
                
                Element departureTable = content.getElementsByTag("table").get(0);
                
                logger.info(departureTable.text());
                logger.info(departureTable.html());

                Elements rows = departureTable.getElementsByTag("tr");


                for (int i=1; i<rows.size(); i++) {
                        Element row = rows.get(i);
                
                        Elements fields = row.children();
                        
                        String metro = fields.get(0).text();
                        String destination = fields.get(1).text();
                        Elements minuteFields = fields.get(2).children();
                        String minutes ="";
                        
                        for (Element elm : minuteFields) {
                                minutes = minutes + elm.text() + " ";
                        }
                        
                        logger.info("Row:" + metro + "/" + destination + "/" + minutes);                        
                }
                                
                String driftsInfo = contentElems.get(3).text();
                logger.info("Driftsinfo: " + driftsInfo);
                
                String koereplan = contentElems.get(5).text();
                logger.info("Køreplan:" + koereplan);

                
                response.getWriter().print( doc.html() );
        }
        
}
1	torben	1041	package dk.thoerup.traininfoservice.banedk;
2
3			import java.io.IOException;
4			import java.net.URL;
5			import java.util.logging.Logger;
6
7			import javax.servlet.ServletException;
8			import javax.servlet.annotation.WebServlet;
9			import javax.servlet.http.HttpServlet;
10			import javax.servlet.http.HttpServletRequest;
11			import javax.servlet.http.HttpServletResponse;
12
13			import org.jsoup.Jsoup;
14			import org.jsoup.nodes.Document;
15			import org.jsoup.nodes.Element;
16			import org.jsoup.select.Elements;
17
18
19			@WebServlet(urlPatterns={"/MetroServlet"})
20			public class MetroServlet extends HttpServlet {
21
22			Logger logger = Logger.getLogger(MetroServlet.class.getName());
23
24			protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
25			URL url = new URL("http://www.m.dk/layouts/Metro/Widgets/MetroWidget.ashx?StationId=7&Congestion=true&Application=MyMetro&Expiration=true");
26			Document doc = Jsoup.parse(url, 5000);
27
28			String head = doc.getElementsByClass("metro-widget-headline").get(0).text();
29
30			logger.info("head: " + head);
31
32			Element content = doc.getElementsByClass("metro-widget-content").get(0);
33			Elements contentElems = content.children();
34
35			logger.info("tbody"+ content.getElementsByTag("table").size() );
36
37
38			Element departureTable = content.getElementsByTag("table").get(0);
39
40			logger.info(departureTable.text());
41			logger.info(departureTable.html());
42
43			Elements rows = departureTable.getElementsByTag("tr");
44
45
46			for (int i=1; i<rows.size(); i++) {
47			Element row = rows.get(i);
48
49			Elements fields = row.children();
50
51			String metro = fields.get(0).text();
52			String destination = fields.get(1).text();
53			Elements minuteFields = fields.get(2).children();
54			String minutes ="";
55
56			for (Element elm : minuteFields) {
57			minutes = minutes + elm.text() + " ";
58			}
59
60			logger.info("Row:" + metro + "/" + destination + "/" + minutes);
61			}
62
63			String driftsInfo = contentElems.get(3).text();
64			logger.info("Driftsinfo: " + driftsInfo);
65
66			String koereplan = contentElems.get(5).text();
67			logger.info("Køreplan:" + koereplan);
68
69
70			response.getWriter().print( doc.html() );
71			}
72
73			}