Moved function into class

src/main/kotlin/service/CollectionItemService.kt

@@ -148,9 +148,8 @@ class CollectionItemService(private val connection: Connection) {
             throw DbElementNotFoundException("Could not find collection item with id $id")
         }
     }
-}
 
-fun createItemFromResult(resultSet: ResultSet): CollectionItem {
+    private fun createItemFromResult(resultSet: ResultSet): CollectionItem {
         try {
             val id = resultSet.getLong("id")
             val title = resultSet.getString("title")
@@ -197,4 +196,5 @@ fun createItemFromResult(resultSet: ResultSet): CollectionItem {
         } catch (cause: NullPointerException) {
             throw DbElementInsertionException("${cause.message}\nresultSet = ${resultSet.metaData}")
         }
+    }
 }