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From Dan Haywood <...@haywood-associates.co.uk>
Subject Re: Error when I compile the project in the google cloud
Date Sun, 08 May 2016 20:42:29 GMT
Hi Martin,
Ok, thanks for the detailed info there.

I guess that GAE was pretty cool when it first came out, but is looking
pretty limited now.

Thanks again,
Dan
On 8 May 2016 20:24, "Martin Grigorov" <mgrigorov@apache.org> wrote:

> Hi,
>
> The problem is not with the compilation of the project but at runtime
> during start:
>
>  at
> de.agilecoders.wicket.webjars.WicketWebjars.install(WicketWebjars.java:75)
>  at
>
> org.apache.isis.viewer.wicket.viewer.IsisWicketApplication.configureWebJars(IsisWicketApplication.java:342)
>
> Google AppEngine has many restrictions - the one below, usage of java.io.*,
> usage of threads, and many more...
> I've stopped trying to keep Wicket and related libraries runnable on GAE
> several years ago. GAE is not practical to me.
>
> One solution would be to override IsisWicketApplication#configureWebJars()
> and do nothing in this method. The next step would be to provide plain
> (Css|JavaScript)ResourceReference for all resources the application uses
> (e.g. Bootstrap, Bootstrap widgets, etc.).
> I am aware that Webjars based resources also do not work nicely in OSGi
> environment, so I'd gladly accept PullRequests/issues for Wicket-Bootstrap
> [1] components which do not provide an easy way to be overridden to use
> non-Webjars ResourceReferences.
>
>
> 1. https://github.com/l0rdn1kk0n/wicket-bootstrap/
>
> Martin Grigorov
> Wicket Training and Consulting
> https://twitter.com/mtgrigorov
>
> On Fri, May 6, 2016 at 12:10 PM, Dan Haywood <dan@haywood-associates.co.uk
> >
> wrote:
>
> > Hi Arturo,
> > thanks for reporting this.
> >
> >
> >
> > @Martin -
> > any insights on this?  I think we want to keep using webjars because they
> > are convenient, but is there any way to make them compatible with GAE, do
> > you know?
> >
> > Thx
> > Dan
> >
> >
> >
> > ---------- Forwarded message ----------
> > From: Arturo Ulises CastaƱeda Estrada <arturo.castaneda@sisorg.com.mx>
> > Date: 5 May 2016 at 16:15
> > Subject: Error when I compile the project in the google cloud
> > To: "users@isis.apache.org" <users@isis.apache.org>
> >
> >
> > Hi Dan, I'm trying install my app in the google cloud but i get the next
> > error.
> >
> > In my local server I not get this error, Im working with java 7 and
> MySQL.
> >
> > [s~cqnz-web-app/1.392437955031148096].<stdout>: INFO  - Application
> >         - [WicketFilter] init: Wicket extensions initializer
> >
> > 11:25:15.199
> > Uncaught exception from servlet
> > java.lang.NoClassDefFoundError: java.net.URLStreamHandler is a restricted
> > class. Please see the Google App Engine developer's guide for more
> details.
> >  at
> >
> com.google.apphosting.runtime.security.shared.stub.java.net.URLStreamHandler.<clinit>(URLStreamHandler.java)
> >  at
> >
> de.agilecoders.wicket.webjars.util.UrlResourceStreamProvider.<init>(UrlResourceStreamProvider.java:22)
> >  at
> >
> de.agilecoders.wicket.webjars.settings.ResourceStreamProvider$2.newInstance(ResourceStreamProvider.java:34)
> >  at
> >
> de.agilecoders.wicket.webjars.util.file.WebjarsResourceFinder.<init>(WebjarsResourceFinder.java:35)
> >  at
> >
> de.agilecoders.wicket.webjars.WicketWebjars.install(WicketWebjars.java:75)
> >  at
> >
> org.apache.isis.viewer.wicket.viewer.IsisWicketApplication.configureWebJars(IsisWicketApplication.java:342)
> >  at
> >
> org.apache.isis.viewer.wicket.viewer.IsisWicketApplication.init(IsisWicketApplication.java:241)
> >  at domainapp.webapp.DomainApplication.init(DomainApplication.java:64)
> >  at org.apache.wicket.Application.initApplication(Application.java:823)
> >  at
> > org.apache.wicket.protocol.http.WicketFilter.init(WicketFilter.java:427)
> >  at
> > org.apache.wicket.protocol.http.WicketFilter.init(WicketFilter.java:351)
> >  at org.mortbay.jetty.servlet.FilterHolder.doStart(FilterHolder.java:97)
> >  at
> > org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> >  at
> >
> org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:662)
> >  at org.mortbay.jetty.servlet.Context.startContext(Context.java:140)
> >  at
> >
> org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1250)
> >  at
> > org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
> >  at
> org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:467)
> >  at
> > org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> >  at
> >
> com.google.apphosting.runtime.jetty.AppVersionHandlerMap.createHandler(AppVersionHandlerMap.java:206)
> >  at
> >
> com.google.apphosting.runtime.jetty.AppVersionHandlerMap.getHandler(AppVersionHandlerMap.java:179)
> >  at
> >
> com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:136)
> >  at
> >
> com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:468)
> >  at
> >
> com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:439)
> >  at
> >
> com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:446)
> >  at
> com.google.tracing.CurrentContext.runInContext(CurrentContext.java:256)
> >  at
> >
> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:310)
> >  at
> >
> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:302)
> >  at
> >
> com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:443)
> >  at
> >
> com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:235)
> >  at java.lang.Thread.run(Thread.java:745)
> >
> >
> >
>

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