Fix CodeHelper.nonnull() nullness annotation

We do not correctly propagate the fact the return is @NonNull,
leading to Eclipse issuing warnings. Fix that.

JIRA: MDSAL-487
Change-Id: I24360192d105423a19165855521bb24bb0bd0678
Signed-off-by: Robert Varga <robert.varga@pantheon.tech>
(cherry picked from commit 8fc4a97304080fafab158ef877e6fc180c030ac0)

diff --git a/binding/yang-binding/src/main/java/org/opendaylight/yangtools/yang/binding/CodeHelpers.java b/binding/yang-binding/src/main/java/org/opendaylight/yangtools/yang/binding/CodeHelpers.java
index 05b4fe4fec7d8ba4b4cfd54b5fb256e2712c8508..0356fe5cba1a043ec3dbbbbf93d8fd9fd29c4232 100644 (file)
--- a/binding/yang-binding/src/main/java/org/opendaylight/yangtools/yang/binding/CodeHelpers.java
+++ b/binding/yang-binding/src/main/java/org/opendaylight/yangtools/yang/binding/CodeHelpers.java
@@ -237,7 +237,7 @@ public final class CodeHelpers {
      * @param input input list, may be null
      * @return Input list or an empty list.
      */
-    public static <T> List<T> nonnull(final @Nullable List<T> input) {
+    public static <T> @NonNull List<T> nonnull(final @Nullable List<T> input) {
         return input != null ? input : ImmutableList.of();
     }