From 69c8b644f940dc2e07bbbc607bb2b55576a36aa5 Mon Sep 17 00:00:00 2001
From: Dmitry Avdeev <dmitry.avdeev@jetbrains.com>
Date: Mon, 17 Apr 2017 13:40:24 +0300
Subject: [PATCH] @NotNull

---
 .../platform-api/src/com/intellij/util/ui/tree/TreeUtil.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/platform-api/src/com/intellij/util/ui/tree/TreeUtil.java b/platform/platform-api/src/com/intellij/util/ui/tree/TreeUtil.java
index 778f2d04601e..2e2cd0bb57d2 100644
--- a/platform/platform-api/src/com/intellij/util/ui/tree/TreeUtil.java
+++ b/platform/platform-api/src/com/intellij/util/ui/tree/TreeUtil.java
@@ -946,7 +946,7 @@ public final class TreeUtil {
   }
 
   @Nullable
-  public static TreePath getSelectedPathIfOne(JTree tree) {
+  public static TreePath getSelectedPathIfOne(@NotNull JTree tree) {
     TreePath[] paths = tree.getSelectionPaths();
     return paths != null && paths.length == 1 ? paths[0] : null;
   }