From ad14aa7978a74a1ddd684f6899e40f2a85a47874 Mon Sep 17 00:00:00 2001
From: srosse <none@none>
Date: Tue, 17 Jun 2014 15:39:51 +0200
Subject: [PATCH] OO-1110: return always an empty group list from the course
environment instead of null
---
.../course/run/userview/UserCourseEnvironmentImpl.java | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/main/java/org/olat/course/run/userview/UserCourseEnvironmentImpl.java b/src/main/java/org/olat/course/run/userview/UserCourseEnvironmentImpl.java
index 914d7b870b4..13969d600eb 100644
--- a/src/main/java/org/olat/course/run/userview/UserCourseEnvironmentImpl.java
+++ b/src/main/java/org/olat/course/run/userview/UserCourseEnvironmentImpl.java
@@ -25,6 +25,7 @@
package org.olat.course.run.userview;
+import java.util.Collections;
import java.util.List;
import org.olat.core.commons.persistence.PersistenceHelper;
@@ -175,14 +176,23 @@ public class UserCourseEnvironmentImpl implements UserCourseEnvironment {
}
public List<BusinessGroup> getCoachedGroups() {
+ if(coachedGroups == null) {
+ return Collections.emptyList();
+ }
return coachedGroups;
}
public List<BusinessGroup> getParticipatingGroups() {
+ if(participatingGroups == null) {
+ return Collections.emptyList();
+ }
return participatingGroups;
}
public List<BusinessGroup> getWaitingLists() {
+ if(waitingLists == null) {
+ return Collections.emptyList();
+ }
return waitingLists;
}
--
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