[jira] [Created] (WSS-580) ThreadLocalSecurityProvider returns null instead of empty collection

["Domislavskiy Michael (JIRA)" <ji...@apache.org>]

Domislavskiy Michael created WSS-580:
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             Summary: ThreadLocalSecurityProvider returns null instead of empty collection
                 Key: WSS-580
                 URL: https://issues.apache.org/jira/browse/WSS-580
             Project: WSS4J
          Issue Type: Bug
            Reporter: Domislavskiy Michael
            Assignee: Colm O hEigeartaigh


in org.apache.wss4j.common.crypto.ThreadLocalSecurityProvider  
is violated the rule 
"return empty arrays or collections, not nulls" as a result  crash NPE in 
org.apache.wicket.extensions.markup.html.captcha.CaptchaImageResource#detectBestFittingService()

for (Provider.Service service : provider.getServices()) {
...
}



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