switching to Java EE – seamlessly?

Some progress, at last. Quite some of my (spare?) time the last couple of weeks I spent pondering a smart way of getting an existing Spring/webapp environment consisting of several modules migrated to make more use of the Java EE 5 features, namely provided by the glassfish application server which has been in productive use in our environment for quite a while now. But while migrating webapps from tomcat to glassfish has proven to be pretty straightforward in our case (asides a few minor caveats it was just as difficult as deploying the .war file using asadmin and seeing the application start up on the new system… 😉 ), the idea to make our “backend” application (so far Spring-Remoting packed into a web application context) a well-behaving EJB3 module turned out to be a little more complex than just that. But doable, to say now, after all…

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