[TRINIDAD-1632] Trinidad 2 - exception thrown when partial state saving turned on

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha
• Fix Version/s: 2.0.0-alpha-2
• Component/s: Components
• Assignee: Max Starets
• Reporter: Gabrielle Crawford
• Created: 10/Nov/09 23:49
• Updated: 28/Jan/11 21:04
• Resolved: 28/Jan/11 21:04

Description

Set the following values in web.xml

<context-param>
<param-name>javax.faces.PARTIAL_STATE_SAVING</param-name>
<param-value>true</param-value>
</context-param>

<context-param>
<param-name>org.apache.myfaces.trinidad.CHANGE_PERSISTENCE</param-name>
<param-value>org.apache.myfaces.trinidad.change.NullChangeManager</param-value>
</context-param>

<context-param>
<param-name>org.apache.myfaces.trinidad.CACHE_VIEW_ROOT</param-name>
<param-value>false</param-value>
</context-param>

<context-param>
<param-name>javax.faces.FACELETS_VIEW_MAPPINGS</param-name>
<param-value>.xhtml;.jspx</param-value>
</context-param>

Now render a page, initially it renders fine, but when you try to interact with the page, like click a command component, you get an exception

java.lang.NullPointerException
at org.apache.myfaces.trinidad.component.UIXComponentBase._getRendererImpl(UIXComponentBase.java:1145)
at org.apache.myfaces.trinidad.component.UIXComponentBase._getLifecycleRendererImpl(UIXComponentBase.java:1159)
at org.apache.myfaces.trinidad.component.UIXComponentBase.getLifecycleRenderer(UIXComponentBase.java:1184)
at org.apache.myfaces.trinidad.component.UIXComponentBase.decodeChildren(UIXComponentBase.java:978)
at org.apache.myfaces.trinidad.component.UIXComponentBase.processDecodes(UIXComponentBase.java:799)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:1042)
at javax.faces.component.UIViewRoot.processDecodes(UIViewRoot.java:940)
at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:310)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:292)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:247)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:157)
at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at org.apache.myfaces.trinidaddemo.webapp.RedirectFilter.doFilter(RedirectFilter.java:97)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.dms.wls.DMSServletFilter.doFilter(DMSServletFilter.java:325)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3592)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2202)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2108)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1432)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)