Hi are you able to extract it in a small maven project you can share on github?
Romain Manni-Bucau @rmannibucau <https://twitter.com/rmannibucau> | Blog <http://rmannibucau.wordpress.com> | Github <https://github.com/rmannibucau> | LinkedIn <https://www.linkedin.com/in/rmannibucau> | Tomitriber <http://www.tomitribe.com> 2015-10-28 13:16 GMT+01:00 tgp <[email protected]>: > Hi everybody, > > I’m doing a migration of a webapp which uses EJB 2.1 and CMP from Weblogic > to Tomee 1.7.2. > > After rewriting the ejb-jar.xml and doing the right mapping with the > database in the orm.xml the server works quite well on everything regarding > SELECTS and so on, but when I try to create a Bean to be inserted in the > database I get the OutOf Memory - Java Heap error. > > Everything, until now, has gone more or less alright but now I’m in one > point I’m blocked and I’m not sure on how to continue. > > I’ve done debug on the OpenEJB sources and I’ve found the cause is in the > bean which is being created, in the ejbPostCreate, when it tries to assign > a > variable which is another bean. > > /** > * The container invokes this method immediately after it calls > ejbCreate. > */ > public void ejbPostCreate(...) > throws javax.ejb.CreateException { > > this.setArticle(article); //The out of memory error is > right here > > ... > } > > From the log I can get the SELECT query that’s is run in the database for > assigning that bean and it returns ~700.000 rows so, my guess is that the > server tries to create all of those objects and that’s why I get that > OutOfMemoryError (it takes a while until I get the error). > > If I comment that line and all the set inside of ejbPostCreate it works, > but > latter I get quite a lot of NullPointerExceptions because the variables > haven't been initialized. > > I’ve set the memory limit to 512Mb and also I’ve also tried to set all the > relations with fetch=LAZY but without success. > > Any ideas on what can be the problem? Is the approach of doing the > this.setArticle(...) inside the ejbPostCreate correct or it's deprecated? > > Thank you very much for any help or advice you could give me. > > Tomás > > > > > -- > View this message in context: > http://tomee-openejb.979440.n4.nabble.com/Problem-with-Tomee-on-ejbPostCreate-method-OutOfMemoryError-tp4676642.html > Sent from the TomEE Users mailing list archive at Nabble.com. >
