[seam-dev] hot deployment broken in trunk

Dan Allen dan.j.allen at gmail.com
Fri Aug 29 00:24:27 EDT 2008


I switched over to using Seam trunk to prepare some demos for my talks
and I quickly discovered that hot deployment is not working. The
problem is that the hot deployment routine in Initialization is trying
to access a non-initialized private field, hotDeploymentStrategy. In
Seam 2.0, the strategy was setup both at initial deployment and hot
deployment. In Seam trunk, the setup does not occur during hot
deployment.

I fixed it by changing (around line 664):

//TODO open the ability to reuse the classloader by looking at the
components class classloaders
// Rescan
hotDeploymentStrategy.scan();
// And install
installHotDeployableComponents();
Pages.instance().setHotDotPageDotXmlFileNames(DotPageDotXmlDeploymentHandler.hotInstance().getFiles());

to:

createHotDeployment(Thread.currentThread().getContextClassLoader());
//Pages.instance().setHotDotPageDotXmlFileNames(DotPageDotXmlDeploymentHandler.hotInstance().getFiles());

I had to comment out the scanning for new .page.xml files because
somewhere it was throwing a null pointer that I didn't track down.

-Dan

-- 
Dan Allen
Software consultant | Author of Seam in Action

http://mojavelinux.com
http://mojavelinux.com/seaminaction

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