drop only those DBs whose names we have in CollectionNames

java/com.sap.sailing.domain.tractracadapter/src/com/sap/sailing/domain/tractracadapter/RaceRecord.java

@@ -99,7 +99,7 @@ public class RaceRecord {
     public String getName() {
         return name;
     }
-
+    
     public String getEventName() {
         return regattaName;
     }

java/com.sap.sailing.mongodb.test/src/com/sap/sailing/mongodb/test/AbstractMongoDBTest.java

@@ -10,6 +10,7 @@ import com.mongodb.DB;
 import com.mongodb.DBCollection;
 import com.mongodb.Mongo;
 import com.mongodb.MongoException;
+import com.sap.sailing.domain.persistence.impl.CollectionNames;
 import com.sap.sailing.mongodb.MongoDBConfiguration;
 import com.sap.sailing.mongodb.MongoDBService;
 
@@ -43,8 +44,8 @@ public abstract class AbstractMongoDBTest {
     }
 
     private void dropAllCollections(DB theDB) {
-        for (String collectionName : theDB.getCollectionNames()) {
-            DBCollection c = theDB.getCollection(collectionName);
+        for (CollectionNames collectionName : CollectionNames.values()) {
+            DBCollection c = theDB.getCollection(collectionName.name());
             c.drop();
         }
     }