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import java.net.URL; |
import java.net.URL; |
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import java.sql.SQLException; |
import java.sql.SQLException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.Map; |
import java.util.Map; |
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import java.util.logging.Level; |
import java.util.logging.Level; |
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import java.util.logging.Logger; |
import java.util.logging.Logger; |
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import org.jsoup.nodes.Element; |
import org.jsoup.nodes.Element; |
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import org.jsoup.select.Elements; |
import org.jsoup.select.Elements; |
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import dk.thoerup.android.traininfo.common.StationBean; |
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import dk.thoerup.android.traininfo.common.StationEntry; |
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import dk.thoerup.android.traininfo.common.TimetableBean; |
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import dk.thoerup.android.traininfo.common.TimetableEntry; |
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import dk.thoerup.circuitbreaker.CircuitBreaker; |
import dk.thoerup.circuitbreaker.CircuitBreaker; |
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import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
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import dk.thoerup.traininfoservice.StationDAO; |
import dk.thoerup.genericjavautils.TimeoutMap; |
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import dk.thoerup.traininfoservice.Statistics; |
import dk.thoerup.traininfoservice.Statistics; |
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import dk.thoerup.traininfoservice.TraininfoSettings; |
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import dk.thoerup.traininfoservice.db.StationDAO; |
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public class TimetableFetcher { |
public class TimetableFetcher { |
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Map<String, List<TimetableBean>> cache; |
Map<String, TimetableBean> cache; |
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Map<String, Integer> stationCache; |
Map<String, StationEntry> stationCache; |
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StationDAO stationDao = new StationDAO(); |
StationDAO stationDao = new StationDAO(); |
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Logger logger = Logger.getLogger(TimetableFetcher.class.getName()); |
Logger logger = Logger.getLogger(TimetableFetcher.class.getName()); |
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TraininfoSettings settings; |
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private boolean useAzureSite; |
public TimetableFetcher(TraininfoSettings settings) { |
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private int replyTimeout; |
this.settings = settings; |
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public TimetableFetcher(boolean azureSite, int cacheTimeout, int replyTimeout) { |
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useAzureSite = azureSite; |
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this.replyTimeout = replyTimeout; |
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cache = new TimeoutMap<String,List<TimetableBean>>(cacheTimeout); |
cache = new TimeoutMap<String,TimetableBean>( settings.getCacheTimeout() ); |
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stationCache = new TimeoutMap<String,Integer>( 3*60*60*1000 ); |
stationCache = new TimeoutMap<String,StationEntry>( 3*60*60*1000 ); |
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} |
} |
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List<TimetableBean> cachedLookupTimetable(String trainID, String type) throws Exception { |
TimetableBean cachedLookupTimetable(String trainID, String type) throws Exception { |
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String key = trainID+type; |
String key = trainID+type; |
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List<TimetableBean> list = cache.get(key); |
TimetableBean list = cache.get(key); |
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if (list == null) { |
if (list == null) { |
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list = lookupTimetable(trainID,type); |
list = lookupTimetable(trainID,type); |
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return list; |
return list; |
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} |
} |
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List<TimetableBean> lookupTimetable(String trainID, String type) throws Exception { |
TimetableBean lookupTimetable(String trainID, String type) throws Exception { |
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if (useAzureSite == true ){ |
if (settings.getBackend() == TraininfoSettings.Backend.Azure ){ |
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return lookupTimetableAzureSite(trainID, type); |
return lookupTimetableAzureSite(trainID, type); |
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} else { |
} else { |
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return lookupTimetableWwwSite(trainID, type); |
return lookupTimetableMobileSite(trainID, type); |
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} |
} |
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} |
} |
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int getStationId(String name) { |
StationEntry getStationId(String name) { |
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Integer id = stationCache.get(name); |
StationEntry station = stationCache.get(name); |
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if (id == null) { |
if (station == null) { |
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try { |
try { |
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id = stationDao.getIdByName(name); |
StationBean bean = stationDao.getByName(name); |
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stationCache.put(name, id); |
if (bean.entries.size() == 1) { |
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station = bean.entries.get(0); |
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stationCache.put(name,station); |
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} |
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} catch (SQLException e) { |
} catch (SQLException e) { |
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logger.log(Level.SEVERE, "getStationId failed", e); |
logger.log(Level.SEVERE, "getStationId failed", e); |
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id = -1; |
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} |
} |
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} |
} |
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return id; |
return station; |
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} |
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String correctStationName(String name) { |
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if (name.equals("København")) |
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name = "København H"; //correct inconsistency in naming |
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return name; |
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} |
} |
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List<TimetableBean> lookupTimetableAzureSite(String trainID, String type) throws Exception { |
TimetableBean lookupTimetableAzureSite(String trainID, String type) throws Exception { |
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List<TimetableBean> timetableList = new ArrayList<TimetableBean>(); |
TimetableBean timetableBean = new TimetableBean(); |
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//String url = "http://www.bane.dk/visRute.asp?W=" + type + "&TogNr=" + trainID + "&artikelId=4276"; |
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String url = "http://trafikinfo.bane.dk/TrafikInformation/Ruteplan/" + trainID; |
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String url = "http://trafikinfo.bane.dk/TrafikInformation/Ruteplan/" + trainID; |
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logger.fine("URL:" + url); |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(url) , replyTimeout); |
JsoupInvocation wrapper = new JsoupInvocation( new URL(url) , settings.getReplyTimeout() ); |
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CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
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Document doc = (Document) breaker.invoke(wrapper); |
Document doc = (Document) breaker.invoke(wrapper); |
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continue; |
continue; |
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} |
} |
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TimetableBean bean = new TimetableBean(); |
TimetableEntry entry = new TimetableEntry(); |
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String station = fields.get(0).text() ; |
String station = correctStationName( fields.get(0).text() ); |
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if (station.equals("København")) |
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station = "København H"; //correct inconsistency in naming |
entry.setStation( station ); |
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entry.setArrival( fields.get(1).text() ); |
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bean.setStation( station ); |
entry.setDeparture( fields.get(2).text() ); |
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bean.setArrival( fields.get(1).text() ); |
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bean.setDeparture( fields.get(2).text() ); |
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boolean cancelled = fields.get(3).text().equalsIgnoreCase("aflyst"); |
boolean cancelled = fields.get(3).text().equalsIgnoreCase("aflyst"); |
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bean.setCancelled(cancelled); |
entry.setCancelled(cancelled); |
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if (currentStation == true && currentStationSaved == false ) { |
if (currentStation == true && currentStationSaved == false ) { |
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bean.setCurrent(currentStation); |
entry.setCurrent(currentStation); |
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currentStationSaved = true; |
currentStationSaved = true; |
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} |
} |
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bean.setStationId( getStationId( station )); |
entry.setStationEntry( getStationId( station )); |
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timetableList.add(bean); |
timetableBean.entries.add(entry); |
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} |
} |
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//TODO: There is an off-by-one error in this cancelled parser thingie |
//TODO: There is an off-by-one error in this cancelled parser thingie |
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final String cancelledString = "Aflyst"; |
final String cancelledString = "Aflyst"; |
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for (int i=0;i<timetableList.size(); i++) { //handle cancelled labels |
for (int i=0;i<timetableBean.entries.size(); i++) { //handle cancelled labels |
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final int lastIdx = (timetableList.size() - 1); |
final int lastIdx = (timetableBean.entries.size() - 1); |
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TimetableBean current = timetableList.get(i); |
TimetableEntry current = timetableBean.entries.get(i); |
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if (current.isCancelled()) { |
if (current.isCancelled()) { |
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if (i == 0) { |
if (i == 0) { |
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current.setDeparture(cancelledString); |
current.setDeparture(cancelledString); |
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} else if (i == lastIdx) { |
} else if (i == lastIdx) { |
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current.setArrival(cancelledString); |
current.setArrival(cancelledString); |
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} else if (i>0 && i<lastIdx) { |
} else if (i>0 && i<lastIdx) { |
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TimetableBean next = timetableList.get(i+1); |
TimetableEntry next = timetableBean.entries.get(i+1); |
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TimetableBean prev = timetableList.get(i-1); |
TimetableEntry prev = timetableBean.entries.get(i-1); |
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if (next.isCancelled()) |
if (next.isCancelled()) |
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current.setDeparture(cancelledString); |
current.setDeparture(cancelledString); |
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} |
} |
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return timetableList; |
return timetableBean; |
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} |
} |
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List<TimetableBean> lookupTimetableWwwSite(String trainID, String type) throws Exception { |
TimetableBean lookupTimetableMobileSite(String trainID, String type) throws Exception { |
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List<TimetableBean> timetableList = new ArrayList<TimetableBean>(); |
TimetableBean timetableBean = new TimetableBean(); |
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String url = "http://www.bane.dk/visRute.asp?W=" + type + "&TogNr=" + trainID + "&artikelId=4276"; |
String url = "http://mobil.bane.dk/mobilStation.asp?artikelID=5332&tognummer=" + trainID + "&webprofil=" + type + "&mode=rute"; |
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logger.fine("URL:" + url); |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(url) , settings.getReplyTimeout() ); |
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CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
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Document doc = (Document) breaker.invoke(wrapper); |
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Element content = doc.getElementsByClass("contentDiv").get(1); |
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Element dlist = content.child(0); |
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Elements rows = dlist.getElementsByTag("dt"); |
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for (int i=0; i<rows.size(); i++) { |
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Element row = rows.get(i); |
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logger.fine( row.text() ); |
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String parts[] = row.text().split(","); |
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TimetableEntry entry = new TimetableEntry(); |
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String station = DepartureFetcher.cleanText( parts[0] ) ; |
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station = correctStationName(station); |
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String arrival = DepartureFetcher.cleanText( parts[1] ); |
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String departure = DepartureFetcher.cleanText( "" ); |
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entry.setStation( station ); |
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entry.setArrival( arrival ); |
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entry.setDeparture( departure ); |
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entry.setStationEntry( getStationId( station )); |
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timetableBean.entries.add(entry); |
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} |
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return timetableBean; |
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} |
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@Deprecated |
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TimetableBean lookupTimetableWwwSite(String trainID, String type) throws Exception { |
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TimetableBean timetableBean = new TimetableBean(); |
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String url = "http://www.bane.dk/visRute.asp?W=" + type + "&TogNr=" + trainID + "&artikelId=4276"; |
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logger.fine("URL:" + url); |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(url) , replyTimeout); |
JsoupInvocation wrapper = new JsoupInvocation( new URL(url) , settings.getReplyTimeout() ); |
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CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
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Document doc = (Document) breaker.invoke(wrapper); |
Document doc = (Document) breaker.invoke(wrapper); |
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continue; |
continue; |
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} |
} |
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TimetableBean bean = new TimetableBean(); |
TimetableEntry entry = new TimetableEntry(); |
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String station = DepartureFetcher.cleanText( fields.get(0).text() ) ; |
String station = DepartureFetcher.cleanText( fields.get(0).text() ) ; |
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if (station.equals("København")) |
station = correctStationName(station); |
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station = "København H"; //correct inconsistency in naming |
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String arrival = DepartureFetcher.cleanText( fields.get(1).text() ); |
String arrival = DepartureFetcher.cleanText( fields.get(1).text() ); |
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String departure = DepartureFetcher.cleanText( fields.get(2).text() ); |
String departure = DepartureFetcher.cleanText( fields.get(2).text() ); |
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bean.setStation( station ); |
entry.setStation( station ); |
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bean.setArrival( arrival ); |
entry.setArrival( arrival ); |
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bean.setDeparture( departure ); |
entry.setDeparture( departure ); |
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if (currentStation == true && currentStationSaved == false ) { |
if (currentStation == true && currentStationSaved == false ) { |
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bean.setCurrent(currentStation); |
entry.setCurrent(currentStation); |
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currentStationSaved = true; |
currentStationSaved = true; |
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} |
} |
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bean.setStationId( getStationId( station )); |
entry.setStationEntry( getStationId( station )); |
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timetableList.add(bean); |
timetableBean.entries.add(entry); |
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} |
} |
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} else { |
} else { |
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} |
} |
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return timetableList; |
return timetableBean; |
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} |
} |
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} |
} |