[wicket] branch master updated: WICKET-6758 NPE in AbstractWebSocketProcessor after session times out

[mgrigorov]

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mgrigorov pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/wicket.git


The following commit(s) were added to refs/heads/master by this push:
     new 1f6f8ba  WICKET-6758 NPE in AbstractWebSocketProcessor after session 
times out
1f6f8ba is described below

commit 1f6f8ba54bc921c11e1b8462dc03f33e94f5b06f
Author: Martin Tzvetanov Grigorov <mgrigo...@apache.org>
AuthorDate: Mon Mar 23 09:31:30 2020 +0200

    WICKET-6758 NPE in AbstractWebSocketProcessor after session times out
    
    Return early if there is no Wicket Session while processing WebSocket 
message
---
 .../apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java  | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git 
a/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java
 
b/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java
index c533858..7881e81 100644
--- 
a/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java
+++ 
b/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java
@@ -244,6 +244,13 @@ public abstract class AbstractWebSocketProcessor 
implements IWebSocketProcessor
                                        session = oldSession;
                                }
 
+                               if (session == null)
+                               {
+                                       
connectionRegistry.removeConnection(application, sessionId, key);
+                                       LOG.debug("No Session could be found 
for session id '{}' and key '{}'!", sessionId, key);
+                                       return;
+                               }
+
                                IPageManager pageManager = 
session.getPageManager();
                                Page page = getPage(pageManager);