Re: [jetty-dev] How to enable extended listener types for a servlet cont

[Jan Bartel <janb@xxxxxxxxxxx>]

Behrooz,

You're trying to add a context listener too late in the webapp's
lifecycle: you're already into initializing servlets.

If you want to programmatically add this listener, do it before you
start the webapp.

Jan

On 14 January 2014 06:40, Behrooz N <nobeh5@xxxxxxxxx> wrote:
> Hi,
>
> I was trying to set up an embedded Jetty 9.1, Jersey 2.5, Spring 4
> application and tried to register Spring’s ContextLoaderListener with the
> servlet context that I get from Jetty using servletContext.addListener(new
> ContextLoaderListener(springAppContext))
>
> How ever, by default, I get an exception as:
>
> Caused by: java.lang.IllegalArgumentException: Inappropriate listener class
> org.springframework.web.context.ContextLoaderListener
>     at
> org.eclipse.jetty.server.handler.ContextHandler$Context.checkListener(ContextHandler.java:2247)
>     at
> org.eclipse.jetty.server.handler.ContextHandler$Context.addListener(ContextHandler.java:2197)
>     at
> org.eclipse.jetty.servlet.ServletContextHandler$Context.addListener(ServletContextHandler.java:1294)
>     at
> com.narmnevis.papyrus.SpringContainerLifeCycleListener.onStartup(SpringContainerLifeCycleListener.java:54)
>     at
> org.glassfish.jersey.server.internal.ConfigHelper$3.onStartup(ConfigHelper.java:95)
>     at
> org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:171)
>     at
> org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:359)
>     at javax.servlet.GenericServlet.init(GenericServlet.java:244)
>     at
> org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:561)
>     ... 23 more
>
> When I looked into ContextHandler$Context, it seems there is a method:
>
> org.eclipse.jetty.server.handler.ContextHandler.Context.setExtendedListenerTypes(boolean)
>
> But the question is how I can use this method because it’s basically very
> down the implementation? Is there a standard way to enable this feature?
>
> Thanks,
> Behrooz
>
> --
> -- Behrooz Nobakht
>
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>



-- 
Jan Bartel <janb@xxxxxxxxxxx>
www.webtide.com
'Expert Jetty/CometD developer,production,operations advice'