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SEC-1372: Return an empty list rather than null from SessionRegistryImpl.getAllSessions()

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If the principal has no sessions, null is returned which contradicts the interface contract. In practice it didn't matter as the null was checked for, but it is cleaner to disallow a null value.
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Luke Taylor
2010-01-19 01:07:33 +00:00
parent 8137a8bcd0
commit 1a7f71fc0f
3 changed files with 4 additions and 4 deletions
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web/src/main/java/org/springframework/security/web/authentication/session/ConcurrentSessionControlStrategy.java
+1 -1
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@@ -69,7 +69,7 @@ public class ConcurrentSessionControlStrategy extends SessionFixationProtectionS
final List<SessionInformation> sessions = sessionRegistry.getAllSessions(authentication.getPrincipal(), false);
int sessionCount = sessions == null ? 0 : sessions.size();
int sessionCount = sessions.size();
int allowedSessions = getMaximumSessionsForThisUser(authentication);
if (sessionCount < allowedSessions) {