#27 gardenplanmodelTest first version implemented

src/main/java/ch/zhaw/gartenverwaltung/io/GardenPlan.java

@@ -18,11 +18,11 @@ public interface GardenPlan {
     /**
      * Attempts to retrieve the {@link Crop} with the specified cropId.
      *
-     * @param id The {@link Crop#cropId} to look for
+     * @param cropId The {@link Crop} to look for
      * @return {@link Optional} of the found {@link Crop}, {@link Optional#empty()} if no entry matched the criteria
      * @throws IOException If there is a problem reading from or writing to the database
      */
-    Optional<Crop> getCropById(long id) throws IOException;
+    Optional<Crop> getCropById(long cropId) throws IOException;
 
     /**
      * Saves a Crop to the Database.