From d3985fb42e8db599802c171267a1204de9745ac9 Mon Sep 17 00:00:00 2001
From: Toshihiro Nakamura <toshihiro.nakamura@gmail.com>
Date: Sun, 13 Sep 2020 11:09:39 +0900
Subject: [PATCH] Return non-nullable type from the fetchOne method. (#562)

To return nullable type, use the fetchOneOrNull method instead.
---
 .../org/seasar/doma/jdbc/criteria/statement/KListable.kt    | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/doma-kotlin/src/main/kotlin/org/seasar/doma/jdbc/criteria/statement/KListable.kt b/doma-kotlin/src/main/kotlin/org/seasar/doma/jdbc/criteria/statement/KListable.kt
index b1e34406c..36bf6e098 100644
--- a/doma-kotlin/src/main/kotlin/org/seasar/doma/jdbc/criteria/statement/KListable.kt
+++ b/doma-kotlin/src/main/kotlin/org/seasar/doma/jdbc/criteria/statement/KListable.kt
@@ -8,7 +8,11 @@ interface KListable<ELEMENT> : KStatement<List<ELEMENT>> {
         return execute()
     }
 
-    fun fetchOne(): ELEMENT? {
+    fun fetchOne(): ELEMENT {
+        return execute().first()
+    }
+
+    fun fetchOneOrNull(): ELEMENT? {
         return execute().firstOrNull()
     }