From e9e560db6d77af0eb8c6a9eed703a9befdd6222b Mon Sep 17 00:00:00 2001
From: Stuart Marks <smarks@openjdk.org>
Date: Wed, 4 Dec 2013 18:02:33 +0000
Subject: [PATCH] 8029141: Add @FunctionalInterface annotation to Callable
 interface

Reviewed-by: chegar, alanb
---
 jdk/src/share/classes/java/util/concurrent/Callable.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/jdk/src/share/classes/java/util/concurrent/Callable.java b/jdk/src/share/classes/java/util/concurrent/Callable.java
index 53bde82bebd..04bc6075063 100644
--- a/jdk/src/share/classes/java/util/concurrent/Callable.java
+++ b/jdk/src/share/classes/java/util/concurrent/Callable.java
@@ -54,6 +54,7 @@ package java.util.concurrent;
  * @author Doug Lea
  * @param <V> the result type of method {@code call}
  */
+@FunctionalInterface
 public interface Callable<V> {
     /**
      * Computes a result, or throws an exception if unable to do so.