From a959637eee34a0f450b93155edd7f62a1de5abf9 Mon Sep 17 00:00:00 2001
From: Paul-Christian Volkmer <paul-christian.volkmer@mni.thm.de>
Date: Sun, 24 Aug 2014 15:30:25 +0200
Subject: [PATCH] Return 0 if there are no questions (wich should never happen)
---
src/main/java/de/thm/arsnova/entities/Statistics.java | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/main/java/de/thm/arsnova/entities/Statistics.java b/src/main/java/de/thm/arsnova/entities/Statistics.java
index cc743332..ecb9e36a 100644
--- a/src/main/java/de/thm/arsnova/entities/Statistics.java
+++ b/src/main/java/de/thm/arsnova/entities/Statistics.java
@@ -52,7 +52,10 @@ public class Statistics {
}
public int getAverageAnswersPerQuestion() {
- return getAnswers() / getQuestions();
+ if (getQuestions() > 0) {
+ return getAnswers() / getQuestions();
+ }
+ return 0;
}
public void setAverageAnswersPerQuestion(final int value) {
// NOP
--
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