I can't even get this to work correctly locally - I get a
NullPointerException that seems to be related to ServletFilters.
Specifically - the development BlobStore servlet filter (stack trace is
below). What version are you using?

Can you open a feature request to support Invoker here at our issues
tracker?

http://code.google.com/p/googleappengine/issues/list

java.lang.RuntimeException: java.lang.NullPointerException
        at 
org.mortbay.jetty.servlet.ServletHandler.updateMappings(ServletHandler.java:1057)
        at 
org.mortbay.jetty.servlet.ServletHandler.setServletMappings(ServletHandler.java:1110)
        at 
org.mortbay.jetty.servlet.ServletHandler.addServletWithMapping(ServletHandler.java:770)
        at 
org.mortbay.jetty.servlet.ServletHandler.addServletWithMapping(ServletHandler.java:731)
        at org.mortbay.jetty.servlet.Invoker.service(Invoker.java:175)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
        at 
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
        at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
        at 
com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:51)
        at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
        at 
com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
        at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
        at 
com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:122)
        at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
        at 
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
        at 
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
        at 
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
        at 
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
        at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
        at 
com.google.apphosting.utils.jetty.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:70)
        at 
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
        at 
com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:349)
        at 
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
        at org.mortbay.jetty.Server.handle(Server.java:326)
        at 
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
        at 
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
        at 
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
        at 
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)


On Tue, Apr 13, 2010 at 9:10 PM, gurbieta <[email protected]> wrote:

> Hi everybody, y added this lines into my web.xml
>
>        <servlet>
>                <servlet-name>invoker</servlet-name>
>
>  <servlet-class>org.mortbay.jetty.servlet.Invoker</servlet-class>
>        </servlet>
>
>        <servlet-mapping>
>                <servlet-name>invoker</servlet-name>
>                <url-pattern>/servlet/*</url-pattern>
>        </servlet-mapping>
>
> And it works on my local version of app-engine (automatically with the
> eclipse plugin), but when I deploy it into Google does not work,
> anybody knows why?
>
> Thanks in advance,
>
> Gonzalo Urbieta
>
> --
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> "Google App Engine for Java" group.
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>
>


-- 
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Developer Relations, Google App Engine
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