Right, and there should be no reason to develop your own version of the javax.persistence.Persistence. The one provided by Sun/Glassfish, Geronimo, etc should all provide the same level of functionality. (Albeit, as Pinaki has pointed out in a separate thread, not all of the fixes have made it into every version.)
Kevin On Thu, Feb 28, 2008 at 6:41 PM, Patrick Linskey <[EMAIL PROTECTED]> wrote: > Hi, > > I think that the official copy is the one at Glassfish. > > -Patrick > > On Thu, Feb 28, 2008 at 2:15 AM, Adam Hardy <[EMAIL PROTECTED]> > wrote: > > I have three persistence-unit nodes in my persistence.xml: one for > Toplink with > > the toplink provider specified, one for Hibernate, and one for OpenJPA. > > > > It tests various operations in JPA, configured to use whichever JPA > supplier I > > specify at the time, i.e. I just change the name of the > persistence-unit I pass > > to Persistence.createEntityManagerFactory(). > > > > So I have, for instance at the moment, not only openjpa.jar on the > classpath, > > but also hibernate-entitymanager.jar and toplink-essentials.jar. > > > > When running my test, due to the way > javax.persistence.Persistence.class is > > programmed, any of those providers may be picked for use, without > reference to > > the name of the persistence-unit name that I specified when calling > > createEntityManagerFactory() - somewhat surprisingly! > > > > If my memory serves me well, the persistence-api.jar that I am using is > just the > > one that maven downloaded automatically from the global jar repo. > > > > I'm tempted to create my own javax.persistence.Persistence to do it > properly and > > position it ahead of the persistence-api.jar on my classpath. > > > > This just doesn't seem right. I guess I should be asking at Sun. Was it > Sun who > > wrote javax.persistence.Persistence ? Or are there different versions? > Is there > > an 'OpenJPA persistence-api'? > > > > Has anyone here written their own and made it publicly available? > > > > > > Thanks > > Adam > > > > > > > > -- > Patrick Linskey > 202 669 5907 >
