--- dao/DaoAdresseService/src/dk/daoas/daoadresseservice/GeocodeHelper.java	2015/02/18 07:45:28	2324
+++ dao/DaoAdresseService/src/dk/daoas/daoadresseservice/GeocodeHelper.java	2015/02/23 15:49:00	2352
@@ -13,21 +13,25 @@
 import com.google.code.geocoder.model.GeocoderStatus;
 import com.google.gson.Gson;
 
+import dk.daoas.daoadresseservice.admin.ServiceConfig;
 import dk.daoas.daoadresseservice.beans.OSMAddress;
 import dk.daoas.daoadresseservice.util.HttpUtil;
+import dk.thoerup.circuitbreaker.CircuitBreaker;
+import dk.thoerup.circuitbreaker.CircuitBreakerManager;
+import dk.thoerup.circuitbreaker.CircuitInvocation;
 
 public class GeocodeHelper {
-	
-	
-	
+		
 
 
 	public static void main(String[] args) throws IOException {
+		ServiceConfig conf = new ServiceConfig();
+		
 		int post = 8700;
 		String vej = "Enebarvej";
 		
 		long start1 = System.currentTimeMillis();
-		System.out.println( "Google:" +  GeocodeHelper.googleHelper(post, vej) );		
+		System.out.println( "Google:" +  GeocodeHelper.googleHelper(conf, post, vej) );		
 		long stop1 = System.currentTimeMillis();
 		
 		long start2 = System.currentTimeMillis();
@@ -41,7 +45,46 @@
 	public static String openstreetmapHelper(int postnr, String vejnavn) {
 		
 		try {
-				
+
+			OSMInvocation wrapper = new OSMInvocation( postnr, vejnavn );
+			CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("osm");
+
+			return (String) breaker.invoke(wrapper);
+
+			
+		} catch (Exception e) {
+			System.out.println( "Error: " + e.getMessage() );
+		}								
+		return null;
+	}
+	
+	
+	
+	public static String googleHelper(ServiceConfig conf, int postnr, String vejnavn) {
+		try {
+			GoogleInvocation wrapper = new GoogleInvocation( conf, postnr, vejnavn );
+			CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("google");
+
+			return (String) breaker.invoke(wrapper);
+			
+		} catch (Exception e) {
+			System.out.println( "GoogleError: " + e.getMessage() );
+		}
+		return null;	
+	}
+	
+
+	public static class OSMInvocation implements CircuitInvocation {
+		int postnr;
+		String vejnavn;
+		
+		public OSMInvocation(int postnr, String vejnavn) {
+			this.postnr= postnr;
+			this.vejnavn = vejnavn;			
+		}
+		
+		@Override
+		public String proceed() throws Exception {
 			String encVej = URLEncoder.encode(vejnavn, "UTF-8");
 			
 			String url = "http://nominatim.openstreetmap.org/search?country=DK&street=" + encVej + "&postalcode=" + postnr + "&format=json&addressdetails=1";
@@ -62,29 +105,50 @@
 				return adrList[0].address.road;
 			}
 
-			
-		} catch (Exception e) {
-			System.out.println( "Error: " + e.getMessage() );
-		}								
-		return null;
+			return null;
+		}
 	}
 	
 	
-	
-	public static String googleHelper(int postnr, String vejnavn) {
-		try {
-			//Todo: Load api key from context config
-			final Geocoder geocoder = new Geocoder();
+	public static class GoogleInvocation implements CircuitInvocation {
+		ServiceConfig conf;
+		int postnr;
+		String vejnavn;
+		
+		public GoogleInvocation(ServiceConfig conf, int postnr, String vejnavn) {
+			this.conf = conf;
+			this.postnr= postnr;
+			this.vejnavn = vejnavn;
+			
+		}
+
+		@Override
+		public String proceed() throws Exception {
+			
+			final Geocoder geocoder;
+			if ( conf.googleApiKey != null ) {
+				geocoder = new Geocoder(conf.googleApiUser, conf.googleApiKey); //Throws InvalidKeyException
+			} else {
+				geocoder = new Geocoder();
+			}
+			
 			
 			String search = vejnavn + ", " + postnr + ", Denmark";
 			GeocoderRequest geocoderRequest = new GeocoderRequestBuilder().setAddress(search).setLanguage("en").getGeocoderRequest();
 			GeocodeResponse geocoderResponse = geocoder.geocode(geocoderRequest);
-		
+					
 			
 			//System.out.println( "Status: >" + geocoderResponse.getStatus() + "<");
 			if (  geocoderResponse.getStatus() != GeocoderStatus.OK) {
 				System.out.println("Google responded with " + geocoderResponse.getStatus() );
-				return null;
+				
+				if (geocoderResponse.getStatus() == GeocoderStatus.ZERO_RESULTS) {
+					return null; 
+				} else {
+					//Hvis det er alvorlige fejl skal vi afbryde med exception og trigger circuitbreakeren
+					throw new Exception("Google responded with " + geocoderResponse.getStatus() );
+				}
+				
 			}
 			
 			List<GeocoderResult> resList = geocoderResponse.getResults();
@@ -102,11 +166,8 @@
 					return c.getLongName();
 				}
 			}
-			
-		} catch (IOException e) {
-			System.out.println( "GoogleError: " + e.getMessage() );
+			return null;
 		}
-		return null;
 		
 	}