--- android/TrainInfo/src/dk/thoerup/traininfo/provider/XmlStationProvider.java	2009/09/10 19:09:09	310
+++ android/TrainInfo/src/dk/thoerup/traininfo/provider/XmlStationProvider.java	2010/08/02 23:03:11	1005
@@ -1,47 +1,97 @@
 package dk.thoerup.traininfo.provider;
 
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
+
+import java.net.URLEncoder;
 import java.util.ArrayList;
 import java.util.List;
 
-import javax.xml.parsers.DocumentBuilder;
-import javax.xml.parsers.DocumentBuilderFactory;
-import javax.xml.parsers.ParserConfigurationException;
-
 import org.w3c.dom.Document;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
-import org.xml.sax.SAXException;
 
 import android.location.Location;
 import android.util.Log;
 import dk.thoerup.traininfo.StationBean;
+import dk.thoerup.traininfo.util.AndroidTimeoutCache;
 import dk.thoerup.traininfo.util.DownloadUtil;
+import dk.thoerup.traininfo.util.XmlUtil;
 
 public class XmlStationProvider implements StationProvider {
+	
+	final static int CACHE_TIMEOUT = 300*1000;
 
 	List<StationBean> stations = new ArrayList<StationBean>();	
-	
+	AndroidTimeoutCache<String, List<StationBean>> stationCache = new AndroidTimeoutCache<String, List<StationBean>>(CACHE_TIMEOUT);
 	
 	@Override
 	public List<StationBean> getStations() {
 		return stations;
 	}
 
+
 	@Override
-	public void lookupStations(Location location) {
+	public boolean lookupStations(Location location) {
+		String url = XmlUtil.SERVICE_BASE + "/LocateStations?latitude=" + (float)location.getLatitude() + "&longitude=" + (float)location.getLongitude();
+		Log.i("url", url);
+		return lookupStationsWorker(url);
+	}
+	
+	@Override
+	public boolean lookupStationsByName(String name) {		
+		
+	//	String url = XmlUtil.SERVICE_BASE + "/LocateStations?name=" + Uri.encode(name);
+		String url = "";
+		
+		try {
+			url = XmlUtil.SERVICE_BASE + "/LocateStations?name=" + URLEncoder.encode(name, "ISO8859-1");	
+		} catch (Exception e) {
+			Log.e("lookupStations", "Encoding failed", e);
+		}
 		
-		//String url = "http://pumba.t-hoerup.dk:8080/TrainInfoService/LocateStations?latitude=" + location.getLatitude() + "&longitude=" + location.getLongitude();
-		String url = "http://app.t-hoerup.dk/TrainInfoService/LocateStations?latitude=" + location.getLatitude() + "&longitude=" + location.getLongitude();
 		Log.i("url", url);
+		return lookupStationsWorker(url);
+	}
+	
+	
+	@Override
+	public boolean lookupStationsByIds(String ids) {
+		String url = "";
+		url = XmlUtil.SERVICE_BASE + "/LocateStations?list=" + ids;
+		
+		Log.i("url", url);
+		return lookupStationsWorker(url);
+	}
+	
+	public boolean lookupStationsWorker(String url) {
+		boolean result;
+		List<StationBean> tmpStations = stationCache.get(url);
+		
+		if (tmpStations != null) {
+			Log.i("lookupStations", "cache hit " + url);
+			stations = tmpStations;
+			result = true;
+		} else {
+			result = fetchStations(url);
+			
+			if (result == true) {
+				stationCache.put(url, stations);
+			}
+		}
+		
+		return result;
+	}
+
+
+	public boolean fetchStations(String url) {
+		boolean success = false;
+
 		try {
 			stations.clear();
 			
 			String xml = DownloadUtil.getContentString(url, 15000, "ISO-8859-1");
 			
 			
-			Document doc = parseXML(xml);
+			Document doc = XmlUtil.parseXML(xml);
 			Node rootNode = doc.getDocumentElement(); // stations
 			NodeList stationList = rootNode.getChildNodes();
 			
@@ -64,8 +114,6 @@
 					
 					String nodeName = current.getNodeName();
 					
-					Log.i("XML", "" + nodeName + "=" + content);
-					
 					if (nodeName.equals("id"))
 						station.setId( Integer.parseInt(content));
 					
@@ -78,25 +126,30 @@
 					if (nodeName.equals("longitude"))
 						station.setLongitude( Double.parseDouble(content) );
 					
-					if (nodeName.equals("stationcode"))
-						station.setCode(content);
-					
 					if (nodeName.equals("calcdist"))
 						station.setDistance( (int) Double.parseDouble(content) );
+					
+					if (nodeName.equals("address"))
+						station.setAddress( content );
+					
+					if (nodeName.equals("regional"))
+						station.setRegional( Boolean.parseBoolean(content) );
+					
+					if (nodeName.equals("strain"))
+						station.setSTrain( Boolean.parseBoolean(content) );
+					
+					if (nodeName.equals("metro"))
+						station.setMetro( Boolean.parseBoolean(content) );
 
 				}
 				stations.add(station);				
-			}		
+			}
+			success = true;
 			
 			
 		} catch (Exception e) {
 			Log.e("XmlStationProvider", "lookupStations: ", e);
 		}
-	}
-
-	public Document parseXML(String str) throws SAXException, IOException, ParserConfigurationException
-	{
-		DocumentBuilder builder =  DocumentBuilderFactory.newInstance().newDocumentBuilder();
-		return  builder.parse( new ByteArrayInputStream(str.getBytes()) );		
+		return success;
 	}
 }