Hello,

We develop an uPortal solution for our university. We shibbolized uPortal and 
now we try to call a .php from Moodle thanks to a WebProxyPortlet. But we have 
a problem with SSL

java.util.concurrent.ExecutionException: 
org.jasig.portal.portlet.PortletDispatchException: The portlet window 
'PortletWindow [portletWindowId=86_ctf3_61, delegationParentId=null, 
portletMode=view, windowState=maximized, expirationCache=null, 
renderParameters={}, publicRenderParameters={}, portletEntity=PortletEntity 
[portletEntityId=86_ctf3_61, layoutNodeId=ctf3, userId=61, 
portletDefinition=PortletDefinition [portletDefinitionId=86, 
fname=coursesMoodle, portletDescriptorKey=PortletDescriptorKey 
[frameworkPortlet=false, webAppName=/WebProxyPortlet, 
portletName=WebProxyPortlet], portletType=PortletTypeImpl [internalId=7, 
name=Web Proxy Portlet, descr=Web Proxy Portlet, 
cpdUri=/org/jasig/portal/portlets/webproxy/WebProxyPortlet.cpd.xml]]]]' threw 
an exception while executing renderMarkup.
        at java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.util.concurrent.FutureTask.get(FutureTask.java:202)
        at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionWorker.get(PortletExecutionWorker.java:273)
        at 
org.jasig.portal.portlet.rendering.worker.PortletRenderExecutionWorker.getOutput(PortletRenderExecutionWorker.java:74)
        at 
org.jasig.portal.portlet.rendering.PortletExecutionManager.getPortletOutput(PortletExecutionManager.java:677)
        at 
org.jasig.portal.rendering.PortletRenderingIncorporationComponent$PortletIncorporatingEventReader.filterEvent(PortletRenderingIncorporationComponent.java:106)
        at 
org.jasig.portal.character.stream.FilteringCharacterEventReader.internalNext(FilteringCharacterEventReader.java:76)
        at 
org.jasig.portal.character.stream.FilteringCharacterEventReader.peek(FilteringCharacterEventReader.java:61)
        at 
org.jasig.portal.character.stream.FilteringCharacterEventReader.hasNext(FilteringCharacterEventReader.java:43)
        at 
org.jasig.portal.character.stream.CharacterEventReaderDelegate.hasNext(CharacterEventReaderDelegate.java:48)
        at 
org.jasig.portal.character.stream.FilteringCharacterEventReader.hasNext(FilteringCharacterEventReader.java:43)
        at 
org.jasig.portal.rendering.DynamicRenderingPipeline.renderState(DynamicRenderingPipeline.java:94)
        at 
org.jasig.portal.rendering.PortalController.renderRequest(PortalController.java:90)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at 
org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
        at 
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:436)
        at 
org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:424)
        at 
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
        at 
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
        at 
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
        at 
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.jasig.portal.utils.web.CreatePortletCookieFilter.doFilterInternal(CreatePortletCookieFilter.java:60)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at 
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
        at 
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.jasig.portal.url.UrlCanonicalizingFilter.doFilterInternal(UrlCanonicalizingFilter.java:155)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at 
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
        at 
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:70)
        at 
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
        at 
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
        at 
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)
        at 
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.ui.DefaultLoginPageGeneratingFilter.doFilter(DefaultLoginPageGeneratingFilter.java:91)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:183)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.preauth.AbstractPreAuthenticatedProcessingFilter.doFilter(AbstractPreAuthenticatedProcessingFilter.java:94)
        at 
org.jasig.portal.spring.security.preauth.PortalPreAuthenticatedProcessingFilter.doFilter(PortalPreAuthenticatedProcessingFilter.java:169)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)
        at 
org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)
        at 
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
        at 
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.jasig.portal.security.ThreadNamingRequestFilter.doFilterInternal(ThreadNamingRequestFilter.java:76)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at 
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
        at 
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:147)
        at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.jasig.portal.web.ExceptionLoggingFilter.doFilter(ExceptionLoggingFilter.java:56)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
        at 
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:193)
        at 
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
        at 
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:744)
Caused by: org.jasig.portal.portlet.PortletDispatchException: The portlet 
window 'PortletWindow [portletWindowId=86_ctf3_61, delegationParentId=null, 
portletMode=view, windowState=maximized, expirationCache=null, 
renderParameters={}, publicRenderParameters={}, portletEntity=PortletEntity 
[portletEntityId=86_ctf3_61, layoutNodeId=ctf3, userId=61, 
portletDefinition=PortletDefinition [portletDefinitionId=86, 
fname=coursesMoodle, portletDescriptorKey=PortletDescriptorKey 
[frameworkPortlet=false, webAppName=/WebProxyPortlet, 
portletName=WebProxyPortlet], portletType=PortletTypeImpl [internalId=7, 
name=Web Proxy Portlet, descr=Web Proxy Portlet, 
cpdUri=/org/jasig/portal/portlets/webproxy/WebProxyPortlet.cpd.xml]]]]' threw 
an exception while executing renderMarkup.
        at 
org.jasig.portal.portlet.rendering.PortletRendererImpl.doRender(PortletRendererImpl.java:405)
        at 
org.jasig.portal.portlet.rendering.PortletRendererImpl.doRenderMarkup(PortletRendererImpl.java:235)
        at 
org.jasig.portal.portlet.rendering.worker.PortletRenderExecutionWorker.callInternal(PortletRenderExecutionWorker.java:65)
        at 
org.jasig.portal.portlet.rendering.worker.PortletRenderExecutionWorker.callInternal(PortletRenderExecutionWorker.java:42)
        at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionWorker$1.call(PortletExecutionWorker.java:137)
        at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionWorker$ExecutionLifecycleCallable.call(PortletExecutionWorker.java:177)
        at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionCallable.call(PortletExecutionCallable.java:119)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        ... 3 more
Caused by: javax.portlet.PortletException: java.lang.ExceptionInInitializerError
        at 
org.apache.pluto.driver.container.DefaultPortletInvokerService.invoke(DefaultPortletInvokerService.java:259)
        at 
org.apache.pluto.driver.container.DefaultPortletInvokerService.render(DefaultPortletInvokerService.java:117)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at 
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319)
        at 
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
        at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
        at 
org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
        at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
        at 
org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:80)
        at 
org.jasig.portal.portlet.dao.jpa.ThreadContextClassLoaderAspect.doThreadContextClassLoaderUpdate(ThreadContextClassLoaderAspect.java:70)
        at sun.reflect.GeneratedMethodAccessor116.invoke(Unknown Source)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at 
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:621)
        at 
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:610)
        at 
org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:65)
        at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
        at 
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
        at com.sun.proxy.$Proxy268.render(Unknown Source)
        at 
org.apache.pluto.container.impl.PortletContainerImpl.doRender(PortletContainerImpl.java:157)
        at 
org.jasig.portal.portlet.rendering.PortletRendererImpl.doRender(PortletRendererImpl.java:402)
        ... 10 more
Caused by: java.lang.ExceptionInInitializerError
        at 
org.opensaml.xml.security.x509.X509Util.decodeCertificate(X509Util.java:317)
        at 
org.opensaml.xml.security.x509.X509Util.decodeCertificate(X509Util.java:299)
        at 
org.jasig.portal.security.provider.saml.SSLSecurityImpl.setSSLClientPrivateKeyAndCert(SSLSecurityImpl.java:184)
        at 
org.jasig.portal.security.provider.saml.SAMLSession.setIdPClientPrivateKeyAndCert(SAMLSession.java:154)
        at 
edu.wisc.my.webproxy.beans.http.ShibbolethEnabledHttpManagerImpl.createHttpClient(ShibbolethEnabledHttpManagerImpl.java:121)
        at 
edu.wisc.my.webproxy.beans.http.HttpManagerImpl.getHttpClient(HttpManagerImpl.java:271)
        at 
edu.wisc.my.webproxy.beans.http.HttpManagerImpl.setup(HttpManagerImpl.java:180)
        at 
edu.wisc.my.webproxy.beans.http.HttpManagerService.findManager(HttpManagerService.java:106)
        at 
edu.wisc.my.webproxy.portlet.WebProxyPortlet.renderContent(WebProxyPortlet.java:299)
        at 
edu.wisc.my.webproxy.portlet.WebProxyPortlet.doDispatch(WebProxyPortlet.java:186)
        at 
edu.wisc.my.webproxy.portlet.WebProxyPortlet.render(WebProxyPortlet.java:155)
        at 
org.jasig.portal.portlet.container.FilterChainImpl.doFilter(FilterChainImpl.java:184)
        at 
org.jasig.portal.portlet.container.FilterChainImpl.processFilter(FilterChainImpl.java:100)
        at 
org.jasig.portal.portlet.container.FilterManagerImpl.processFilter(FilterManagerImpl.java:111)
        at 
org.apache.pluto.container.driver.PortletServlet.dispatch(PortletServlet.java:340)
        at 
org.apache.pluto.container.driver.PortletServlet.doGet(PortletServlet.java:261)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)
        at 
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:604)
        at 
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:543)
        at 
org.apache.pluto.driver.container.DefaultPortletInvokerService.invoke(DefaultPortletInvokerService.java:233)
        ... 33 more
Caused by: java.lang.NullPointerException
        at org.apache.commons.ssl.TrustMaterial.<init>(TrustMaterial.java:145)
        at org.apache.commons.ssl.TrustMaterial.<init>(TrustMaterial.java:134)
        at org.apache.commons.ssl.TrustMaterial.<clinit>(TrustMaterial.java:123)
        ... 57 more
And we don’t know why. We use the same certificate to connect Shibboleth-SP and 
IDP… But we don’t understand why do we have a NullPointerException while the 
path to point certificate (self signed) is good? Can you help us? 

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