[hibernate-dev] Bytecode enhancement

Emmanuel Bernard emmanuel at hibernate.org
Wed Mar 19 13:06:13 EDT 2014

My comment about bytecode enhancement was at a time where Hibernate ORM
did not make as much optimizations as it does now.
In an ideal world, the bytecode enhancement is triggered at startup time
like we do for Java EE. I am not sure if that's doable in your
environment though.

On Wed 2014-03-19 17:25, Guillaume Smet wrote:
> Hi,
> I took a look at the bytecode enhancement Maven plugin and I also have
> this issue https://hibernate.atlassian.net/browse/HHH-8833 .
> As far as I can tell the Maven plugin (and I suppose the Gradle plugin
> too) doesn't provide any information about the classpath so it's
> impossible to use the bytecode enhancement plugin in real life
> applications because you obviously have dependencies to other classes.
> Is this something supported or something very experimental? I found
> some old posts of Emmanuel discouraging the use of bytecode
> enhancement so I'm not sure it's a good idea to invest our time in it?
> Basically, we have a lot of nullable @OneToOne properties and as far
> as I understood it, it's supposed to help this case a lot.
> Maybe using something like
> http://www.mograblog.com/2010/01/setting-classloader-in-maven-plugin.html
> might be a good idea for the Maven plugin?
> Anyway feedback welcome before we invest time in it.
> Thanks.
> -- 
> Guillaume
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