Shibboleth Developers

[Chad La Joie <>]

Upgrade to Xerces 2.8 or turn of deferred DOM (it's a parser "feature").

Tom Scavo wrote:
> In a servlet, I'm trying to replicate this chunk of code from
> ShibbolethV1SSOHandler.java:
>
> String username =
>     support.getIdPConfig().getAuthHeaderName().equalsIgnoreCase("REMOTE_USER")
> ?
>         request.getRemoteUser() :
> request.getHeader(support.getIdPConfig().getAuthHeaderName());
>
> I don't have access to an IdPProtocolSupport object, so I tried the following:
>
> IdPConfig idpConfig =
>     new IdPConfig((Element) 
> IdPConfigLoader.getIdPConfig(getServletContext()));
> String authHeaderName = idpConfig.getAuthHeaderName();
> String username =
>     authHeaderName.equalsIgnoreCase("REMOTE_USER") ?
>         request.getRemoteUser() : request.getHeader(authHeaderName);
>
> But when I request the servlet, I get this runtime error:
>
> java.lang.ClassCastException:
> com.sun.org.apache.xerces.internal.dom.DeferredDocumentImpl
>   
> edu.internet2.middleware.shibboleth.idp.CertificateRegistry.init(CertificateRegistry.java:95)
>   javax.servlet.GenericServlet.init(GenericServlet.java:211)
>   
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:407)
>   
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
>   org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
>   org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
>   
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
>   
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
>   
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
>   
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
>   java.lang.Thread.run(Thread.java:595)
>
> Any suggestions or ideas?
>
> Thanks,
> Tom

--
Chad La Joie             2052-C Harris Bldg
OIS-Middleware           202.687.0124