--- a/backend/src/main/java/org/dive4elements/river/importer/ImportRiver.java	Fri Jun 14 17:56:52 2013 +0200
+++ b/backend/src/main/java/org/dive4elements/river/importer/ImportRiver.java	Fri Jun 14 18:12:22 2013 +0200
@@ -46,6 +46,7 @@
 import java.util.Calendar;
 import java.util.Date;
 import java.util.HashSet;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -816,7 +817,15 @@
                     log.warn("config file for offical lines contains no entries");
                 }
                 else {
-                    // TODO: Join against main values.
+                    // Join as much as possible.
+                    Iterator<ImportWstColumn> wi = iw.getColumns().iterator();
+                    Iterator<String> si = olcp.getMainValueNames().iterator();
+                    while (wi.hasNext() && si.hasNext()) {
+                        ImportOfficialWstColumn wc = (ImportOfficialWstColumn)wi.next();
+                        String name = si.next();
+                        ImportOfficialLine iol = new ImportOfficialLine(name, wc);
+                        wc.setOfficialLine(iol);
+                    }
                 }
             }