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package dk.thoerup.traininfoservice.banedk; |
package dk.thoerup.traininfoservice.banedk; |
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import java.util.ArrayList; |
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import java.util.Collections; |
import java.util.Collections; |
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import java.util.List; |
import java.util.List; |
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import java.util.Map; |
import java.util.Map; |
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Logger logger = Logger.getLogger(DepartureFetcher.class.getName()); |
Logger logger = Logger.getLogger(DepartureFetcher.class.getName()); |
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Map<String, List<DepartureBean>> cache; |
Map<String, DepartureBean> cache; |
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StationDAO stationDao = new StationDAO(); |
StationDAO stationDao = new StationDAO(); |
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public DepartureFetcher(boolean tempSite, int cacheTimeout) { |
public DepartureFetcher(boolean tempSite, int cacheTimeout) { |
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useTempSite = tempSite; |
useTempSite = tempSite; |
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cache = new TimeoutMap<String,List<DepartureBean>>(cacheTimeout); |
cache = new TimeoutMap<String,DepartureBean>(cacheTimeout); |
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} |
} |
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public List<DepartureBean> cachedLookupDepartures(int stationID, boolean arrival) throws Exception { |
public DepartureBean cachedLookupDepartures(int stationID, boolean arrival) throws Exception { |
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final String key = "" + stationID + ":" + arrival; |
final String key = "" + stationID + ":" + arrival; |
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List<DepartureBean> list = cache.get(key); |
DepartureBean departureBean = cache.get(key); |
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if (list == null) { |
if (departureBean == null) { |
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list = lookupDepartures(stationID,arrival); |
departureBean = lookupDepartures(stationID,arrival); |
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cache.put(key, list); |
cache.put(key, departureBean); |
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} else { |
} else { |
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Statistics.getInstance().incrementDepartureCacheHits(); |
Statistics.getInstance().incrementDepartureCacheHits(); |
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logger.info("Departure: Cache hit " + key); //remove before production |
logger.info("Departure: Cache hit " + key); //remove before production |
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} |
} |
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return list; |
return departureBean; |
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} |
} |
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public List<DepartureBean> lookupDepartures(int stationID, boolean arrival) throws Exception { |
public DepartureBean lookupDepartures(int stationID, boolean arrival) throws Exception { |
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List<DepartureBean> departureList = new ArrayList<DepartureBean>(); |
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DepartureBean departureBean = new DepartureBean(); |
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StationBean station = stationDao.getById(stationID); |
StationBean station = stationDao.getById(stationID); |
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if (station.getRegional() != null) { |
if (station.getRegional() != null) { |
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List<DepartureBean> list = lookupDepartures(station.getRegional(), TrainType.REGIONAL, arrival); |
DepartureBean tempBean = lookupDepartures(station.getRegional(), TrainType.REGIONAL, arrival); |
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departureList.addAll(list); |
departureBean.departureEntries.addAll( tempBean.departureEntries ); |
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departureBean.notifications.addAll(tempBean.notifications); |
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} |
} |
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if (station.getStrain() != null) { |
if (station.getStrain() != null) { |
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List<DepartureBean> list = lookupDepartures(station.getStrain(), TrainType.STOG, arrival); |
DepartureBean tempBean = lookupDepartures(station.getStrain(), TrainType.STOG, arrival); |
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departureList.addAll(list); |
departureBean.departureEntries.addAll( tempBean.departureEntries ); |
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departureBean.notifications.addAll(tempBean.notifications); |
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} |
} |
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Collections.sort( departureList ); |
Collections.sort( departureBean.departureEntries ); |
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return departureList; |
return departureBean; |
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} |
} |
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public List<DepartureBean> lookupDepartures(String stationcode, TrainType type, boolean arrival) throws Exception { |
public DepartureBean lookupDepartures(String stationcode, TrainType type, boolean arrival) throws Exception { |
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if (useTempSite == false) { |
if (useTempSite == false) { |
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return lookupDeparturesNormalSite(stationcode, type, arrival); |
return lookupDeparturesNormalSite(stationcode, type, arrival); |
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} else { |
} else { |
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} |
} |
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} |
} |
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public List<DepartureBean> lookupDeparturesNormalSite(String stationcode, TrainType type, boolean arrival) throws Exception { |
public DepartureBean lookupDeparturesNormalSite(String stationcode, TrainType type, boolean arrival) throws Exception { |
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List<DepartureBean> departureList = new ArrayList<DepartureBean>(); |
DepartureBean departureBean = new DepartureBean(); |
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final WebClient webClient = new WebClient( BrowserVersion.FIREFOX_3 ); |
final WebClient webClient = new WebClient( BrowserVersion.FIREFOX_3 ); |
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webClient.setTimeout(2500); |
webClient.setTimeout(2500); |
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if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
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DomNodeList<HtmlElement> fields = currentRow.getElementsByTagName("td"); |
DomNodeList<HtmlElement> fields = currentRow.getElementsByTagName("td"); |
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DepartureBean departure = new DepartureBean(); |
DepartureEntry departure = new DepartureEntry(); |
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String time = fields.get(0).asText(); |
String time = fields.get(0).asText(); |
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if (time.equals("")) |
if (time.equals("")) |
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departure.setType(typeString); |
departure.setType(typeString); |
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departureList.add(departure); |
departureBean.departureEntries.add( departure ); |
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} |
} |
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} |
} |
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} else { |
} else { |
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logger.warning("No departures found for station=" + stationcode + ", type=" + type); |
logger.warning("No departures found for station=" + stationcode + ", type=" + type); |
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} |
} |
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HtmlElement notifDiv = page.getElementById("station_planlagte_text"); |
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if (notifDiv != null) { |
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DomNodeList<HtmlElement> tables = notifDiv.getElementsByTagName("table"); |
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for (HtmlElement tab : tables) { |
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DomNodeList<HtmlElement> anchors = tab.getElementsByTagName("a"); |
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if (anchors.size() == 2) { |
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departureBean.notifications.add( anchors.get(1).getTextContent() ); |
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} |
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} |
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} |
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webClient.closeAllWindows(); |
webClient.closeAllWindows(); |
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return departureList; |
return departureBean; |
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} |
} |
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/* |
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@Deprecated |
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public List<DepartureBean> lookupDeparturesFromTemporarySite(String stationcode, String type) throws Exception { |
public List<DepartureBean> lookupDeparturesFromTemporarySite(String stationcode, String type) throws Exception { |
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List<DepartureBean> departureList = new ArrayList<DepartureBean>(); |
List<DepartureBean> departureList = new ArrayList<DepartureBean>(); |
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return departureList; |
return departureList; |
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} |
}*/ |
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private int extractUpdated(HtmlElement updatedTd) { //extract the digit (in this case: 4) from "media/trafikinfo/opdater4.gif" |
private int extractUpdated(HtmlElement updatedTd) { //extract the digit (in this case: 4) from "media/trafikinfo/opdater4.gif" |