From 77307af57f65d9a02494ff3ab90eccadfcda65b8 Mon Sep 17 00:00:00 2001
From: Sam Ottenhoff <ottenhoff@longsight.com>
Date: Fri, 2 Sep 2022 13:00:52 -0400
Subject: [PATCH] SAK-47763 NPE protection on startsWith (#10842)

---
 .../impl/ConversationsEntityContentProducerImpl.java            | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/conversations/impl/src/main/java/org/sakaiproject/conversations/impl/ConversationsEntityContentProducerImpl.java b/conversations/impl/src/main/java/org/sakaiproject/conversations/impl/ConversationsEntityContentProducerImpl.java
index 7bb7418d4d64..4d8328a4000d 100644
--- a/conversations/impl/src/main/java/org/sakaiproject/conversations/impl/ConversationsEntityContentProducerImpl.java
+++ b/conversations/impl/src/main/java/org/sakaiproject/conversations/impl/ConversationsEntityContentProducerImpl.java
@@ -105,7 +105,7 @@ public boolean matches(String reference) {
 
         log.debug("matches({})", reference);
 
-        return reference.startsWith(ConversationsService.REFERENCE_ROOT);
+        return reference != null && reference.startsWith(ConversationsService.REFERENCE_ROOT);
     }
 
     public boolean matches(Event event) {