PM13802: GENERATE A RESOURCE URL IN RESOURCE SERVING PHASE FAILS WITH WSR P

6.1.0.5 Download: WebSphere Portal and WCM V6.1.0 fix pack 5
6.1.0.6 Download: WebSphere Portal and WCM V6.1.0 fix pack 6

APAR status

• Closed as program error.

Error description

• When trying to generate a resource url (e.g.
  ResourceResponse.createResourceURL()) in the resource serving
  phase on a consumed Portlet it fails with the following
  exception on the consumer Portal:
  
  javax.portlet.PortletException: java.lang.ClassCastException:
  com.ibm.ws.portletcontainer.core.impl.ResourceResponseImpl
  incompatible with javax.portlet.RenderResponse
  at com.ibm.ws.portletcontainer.invoker.impl.PortletServlet
  .doDispatch(PortletServlet.java:369)
  at com.ibm.ws.portletcontainer.invoker.impl
  .PortletServletCollaboratorChainImpl
  .doCollaborator(PortletServletCollaboratorChainImpl.java:82)
  at com.ibm.ws.portletcontainer.rrd
  .RRDServerPortletServletCollaborator
  .doDispatch(RRDServerPortletServletCollaborator.java:60)
  at com.ibm.ws.portletcontainer.invoker.impl
  .PortletServletCollaboratorChainImpl
  .doCollaborator(PortletServletCollaboratorChainImpl.java:74)
  ...
  Caused by: java.lang.ClassCastException:
  com.ibm.ws.portletcontainer.core.impl.ResourceResponseImpl
  incompatible with javax.portlet.RenderResponse
  at com.ibm.wps.wsrp.consumer.std.impl.URLGeneratorImpl
  .getResourceURL(URLGeneratorImpl.java:350)
  at com.ibm.wps.wsrp.consumer.std.impl
  .ResourceProxyRewriter$ResourceContentHandler
  .rewriteURL(ResourceProxyRewriter.java:206)
  at com.ibm.wps.wsrp.util.parser.ParserFilter
  .handleStopToken(ParserFilter.java:696)
  at com.ibm.wps.wsrp.util.parser.ParserFilter.close(ParserFilter
  .java:401)
  at com.ibm.wps.wsrp.consumer.std.impl.ResourceProxyRewriter
  .close(ResourceProxyRewriter.java:335)
  at com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet
  .rewriteMarkup(ProxyPortlet.java:1491)
  at com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet
  .processMimeResponse(ProxyPortlet.java:1203)
  at com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet
  .serveResource(ProxyPortlet.java:1032)
  at com.ibm.ws.portletcontainer.invoker.impl.PortletServlet
  .doDispatch(PortletServlet.java:548)
  at com.ibm.ws.portletcontainer.invoker.impl.PortletServlet
  .doDispatch(PortletServlet.java:332)
  ... 105 more
  

Local fix

Problem summary

• When trying to generate a resource url (e.g.
  ResourceResponse.createResourceURL()) in the resource serving
  phase on a consumed Portlet it fails with the following
  exception on the consumer Portal:
  
  javax.portlet.PortletException: java.lang.ClassCastException:
  com.ibm.ws.portletcontainer.core.impl.ResourceResponseImpl
  incompatible with javax.portlet.RenderResponse
  at
  com.ibm.ws.portletcontainer.invoker.impl.PortletServlet.doDispat
  ch(PortletServlet.java:369)
  at
  com.ibm.ws.portletcontainer.invoker.impl.PortletServletCollabora
  torChainImpl.doCollaborator(PortletServletCollaboratorChainImpl.
  java:82)
  at
  com.ibm.ws.portletcontainer.rrd.RRDServerPortletServletCollabora
  tor.doDispatch(RRDServerPortletServletCollaborator.java:60)
  at
  com.ibm.ws.portletcontainer.invoker.impl.PortletServletCollabora
  torChainImpl.doCollaborator(PortletServletCollaboratorChainImpl.
  java:74)
  ...
  Caused by: java.lang.ClassCastException:
  com.ibm.ws.portletcontainer.core.impl.ResourceResponseImpl
  incompatible with javax.portlet.RenderResponse
  at
  com.ibm.wps.wsrp.consumer.std.impl.URLGeneratorImpl.getResourceU
  RL(URLGeneratorImpl.java:350)
  at
  com.ibm.wps.wsrp.consumer.std.impl.ResourceProxyRewriter$Resourc
  eContentHandler.rewriteURL(ResourceProxyRewriter.java:206)
  at
  com.ibm.wps.wsrp.util.parser.ParserFilter.handleStopToken(Parser
  Filter.java:696)
  at
  com.ibm.wps.wsrp.util.parser.ParserFilter.close(ParserFilter.jav
  a:401)
  at
  com.ibm.wps.wsrp.consumer.std.impl.ResourceProxyRewriter.close(R
  esourceProxyRewriter.java:335)
  at
  com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet.rewriteMarkup(Pr
  oxyPortlet.java:1491)
  at
  com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet.processMimeRespo
  nse(ProxyPortlet.java:1203)
  at
  com.ibm.wps.wsrp.consumer.std.impl.ProxyPortlet.serveResource(Pr
  oxyPortlet.java:1032)
  at
  com.ibm.ws.portletcontainer.invoker.impl.PortletServlet.doDispat
  ch(PortletServlet.java:548)
  at
  com.ibm.ws.portletcontainer.invoker.impl.PortletServlet.doDispat
  ch(PortletServlet.java:332)
  ... 105 more
  

Problem conclusion

• Fixed WSRP URL rewriting code to cast to proper class.
  
  Manual Steps:
     None
  
  Failing Module(s):
     Web Services
  
  Affected Users:
     All Users
  
  Version Information:
      Portal Version(s): 6.1.0.1
       Pre-Requisite(s):
        Co-Requisite(s): ---
  
  PM13802 is also part of Cumulative Fix 05 for Portal 6.1.0.3 /
  6.1.5.0.
  
  The Cumulative Fix is available from Fix Central:
  
  http://www.ibm.com/eserver/support/fixes/fixcentral/swgquickorde
  r?apar=PM13061&productid=WebSphere%20Portal&brandid=5
  
  You may need to type or paste the complete address into your Web
  browser.
  
  Platform Specific:
     This fix applies to all platforms.
  
  A fix is available from Fix Central:
  
  http://www.ibm.com/eserver/support/fixes/fixcentral/swgquickorde
  r?apar=PM13802&productid=WebSphere%20Portal&brandid=5
  
  You may need to type or paste the complete address into your Web
  browser.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  WEBSPHERE PORTA

• Fixed component ID

  5724E7600

Applicable component levels

• R61A PSY

     UP

• R61C PSY

     UP