From 6ed842e58bab97bc7eebe47575838a0b1f0910d7 Mon Sep 17 00:00:00 2001
From: Christoffer Hamberg <christoffer.hamberg@gmail.com>
Date: Thu, 22 Sep 2016 09:35:17 +0200
Subject: [PATCH] Caching pattern: Refactor shutdown hook to use method
 reference

---
 caching/src/main/java/com/iluwatar/caching/AppManager.java | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/caching/src/main/java/com/iluwatar/caching/AppManager.java b/caching/src/main/java/com/iluwatar/caching/AppManager.java
index 2967c759f..13ef4d4dd 100644
--- a/caching/src/main/java/com/iluwatar/caching/AppManager.java
+++ b/caching/src/main/java/com/iluwatar/caching/AppManager.java
@@ -64,12 +64,7 @@ public final class AppManager {
   public static void initCachingPolicy(CachingPolicy policy) {
     cachingPolicy = policy;
     if (cachingPolicy == CachingPolicy.BEHIND) {
-      Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
-        @Override
-        public void run() {
-          CacheStore.flushCache();
-        }
-      }));
+      Runtime.getRuntime().addShutdownHook(new Thread(CacheStore::flushCache));
     }
     CacheStore.clearCache();
   }