From 66110bb77fb74eab10cbe03d5b36622ac8b21f52 Mon Sep 17 00:00:00 2001
From: hej090224 <fc49854985@gmail.com>
Date: Fri, 17 Jul 2026 23:35:34 +0900
Subject: [PATCH] Fix nullable bound on DataFetcherResult.newResult

---
 src/main/java/graphql/execution/DataFetcherResult.java   | 2 +-
 .../execution/DataFetcherResultKotlinInteropTest.kt      | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 src/test/kotlin/graphql/execution/DataFetcherResultKotlinInteropTest.kt

diff --git a/src/main/java/graphql/execution/DataFetcherResult.java b/src/main/java/graphql/execution/DataFetcherResult.java
index 73a9bd115..e9b6b003a 100644
--- a/src/main/java/graphql/execution/DataFetcherResult.java
+++ b/src/main/java/graphql/execution/DataFetcherResult.java
@@ -171,7 +171,7 @@ public String toString() {
      *
      * @return a new builder
      */
-    public static <T> Builder<T> newResult() {
+    public static <T extends @Nullable Object> Builder<T> newResult() {
         return new Builder<>();
     }
 
diff --git a/src/test/kotlin/graphql/execution/DataFetcherResultKotlinInteropTest.kt b/src/test/kotlin/graphql/execution/DataFetcherResultKotlinInteropTest.kt
new file mode 100644
index 000000000..6cab467a1
--- /dev/null
+++ b/src/test/kotlin/graphql/execution/DataFetcherResultKotlinInteropTest.kt
@@ -0,0 +1,9 @@
+package graphql.execution
+
+class DataFetcherResultKotlinInteropTest {
+    fun nullableNewResultFactoryCompiles(): DataFetcherResult<String?> {
+        return DataFetcherResult.newResult<String?>()
+            .data(null)
+            .build()
+    }
+}