RegionChooser: use chosen Repository if defined.

.classpath

@@ -13,5 +13,6 @@
 	<classpathentry kind="lib" path="lib/Proj4J.jar"/>
 	<classpathentry combineaccessrules="false" kind="src" path="/SimStadtRepository"/>
 	<classpathentry kind="lib" path="lib/jts-1.13.jar"/>
+	<classpathentry combineaccessrules="false" kind="src" path="/SimStadtFrontend"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

src/eu/simstadt/regionchooser/RegionChooserFX.java

@@ -7,6 +7,8 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Optional;
+import java.util.prefs.Preferences;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import javafx.application.Application;
@@ -29,6 +31,8 @@
 import com.vividsolutions.jts.geom.Point;
 import com.vividsolutions.jts.io.ParseException;
 import com.vividsolutions.jts.io.WKTReader;
+import eu.simstadt.admin.RepositoryNode;
+import eu.simstadt.desktop.SimStadtApp;
 import eu.simstadt.nf4j.ExportJobFromJavaFXRegionChooser;
 
 
@@ -59,7 +63,14 @@ class Browser extends Region
 		private WKTReader wktReader = new WKTReader();
 
 		public JavaScriptFXBridge() {
-			repo = Paths.get("../TestRepository");
+			Preferences userPrefs = Preferences.userNodeForPackage(SimStadtApp.class);
+			String repoString = userPrefs.get("RECENT_REPOSITORY", null);
+			if (repoString == null) {
+				repo = Paths.get("../TestRepository");
+			}
+			else {
+				repo = Paths.get(repoString);
+			}
 		}
 
 		public void downloadRegion(String wktPolygon, JSObject nfButton) throws InterruptedException {