From ddaeec8ccdd0178a9eb0ea177a2276ff912acf27 Mon Sep 17 00:00:00 2001
From: Paul-Christian Volkmer <paul-christian.volkmer@mni.thm.de>
Date: Mon, 13 May 2013 16:09:39 +0200
Subject: [PATCH] Use entry set instead of key set

---
 src/main/java/de/thm/arsnova/services/FeedbackService.java | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/main/java/de/thm/arsnova/services/FeedbackService.java b/src/main/java/de/thm/arsnova/services/FeedbackService.java
index 6775ac7ed..0c313b43b 100644
--- a/src/main/java/de/thm/arsnova/services/FeedbackService.java
+++ b/src/main/java/de/thm/arsnova/services/FeedbackService.java
@@ -214,12 +214,11 @@ public class FeedbackService implements IFeedbackService {
 			
 			Map<String, FeedbackStorageObject> sessionFeedbacks = data.get(keyword);
 			
-			for (String username : sessionFeedbacks.keySet()) {
+			for (Map.Entry<String, FeedbackStorageObject> entry : sessionFeedbacks.entrySet()) {
 				if (
-					sessionFeedbacks.containsKey(username)
-					&& sessionFeedbacks.get(username).getTimestamp().getTime() < maxAllowedTimeInMillis
+					entry.getValue().getTimestamp().getTime() < maxAllowedTimeInMillis
 				) {
-					sessionFeedbacks.remove(username);
+					sessionFeedbacks.remove(entry.getKey());
 				}
 			}
 		}
-- 
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