Kevin: Thank you for your insights. This helps a lot.
Cheers, Tom On Fri, Feb 3, 2012 at 3:09 PM, Kevin Sutter [via OpenJPA] < ml-node+s208410n7251989...@n2.nabble.com> wrote: > Hi Tom, > Sorry that I missed this one... Maybe you have already figured out the > answer... > > First off, JPA does not play into your transaction timeout or suspension > processing. All of that is part of the WebSphere application server > processing, so I would reference the InfoCenter for more definitive > answers > [1]. > > But, I do know that any active transaction will be suspended when a > NOT_SUPPORTED method is encountered. So, any time that your innerMethod > is > invoked, the current transaction would be suspended. As far as whether > the > timer keeps running, I would guess "yes", but I think you need some JTA > experts to be sure. > > HTH, > Kevin > > [1] > > http://publib.boulder.ibm.com/infocenter/wasinfo/v8r0/topic/com.ibm.websphere.express.iseries.doc/info/iseriesexp/ae/tjta_settlog.html > > On Wed, Jan 25, 2012 at 9:20 PM, Tom Rowe < > [hidden email] <http://user/SendEmail.jtp?type=node&node=7251989&i=0>> > wrote: > > > Greetings to my former JPA friends. I have a few questions about > > TransactionAttributeType.NOT_SUPPORTED. > > My environment is WAS v7, but I think it matters not. > > Here's the setup.. > > > > - - - - - - - - - - - - - - - - - - - - - - > > > > @Stateless > > public class OuterService implements IOuterService { > > > > @PersistenceContext( unitName = "OuterService" ) > > EntityManager em; > > > > @EJB( name = "ejblocal:com.mycompany.mypackage.IInnerService" ) > > IInnerService innerService; > > > > .... > > > > public Object outerMethod() throws Exception { > > ... > > innerService.innerMethod(); > > ... > > } > > } > > > > - - - - - - - - - - - - - - - - - - - - - - > > > > package com.mycompany.mypackage; > > @Stateless > > public class InnerService implements IInnerService { > > > > @PersistenceContext( unitName = "OuterService" ) > > EntityManager em; // PC matches! > > > > .... > > > > @TransactionAttribute(TransactionAttributeType.NOT_SUPPORTED) > > public Object innerMethod() throws Exception { > > ... > > } > > } > > > > - - - - - - - - - - - - - - - - - - - - - - > > > > <persistence xmlns="http://java.sun.com/xml/ns/persistence"; > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > > xsi:schemaLocation="http://java.sun.com/xml/ns/persistence > > http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"; > > version="2.0"> > > <persistence-unit name="OuterService"> > > <jta-data-source>MY-JTA-DATA-SOURCE</jta-data-source> > > <class>...</class> > > ... > > <properties> > > <property name="javax.persistence.jdbc.user" > > value="me" /> > > <property name="javax.persistence.jdbc.password" > > value="password" /> > > <property name="openjpa.jdbc.SynchronizeMappings" > > value="validate" /> > > </properties> > > </persistence-unit> > > </persistence> > > > > - - - - - - - - - - - - - - - - - - - - - - > > > > Questions: > > 1. Do WebSphere transaction timeouts (default=120 secs) get suspended > > across > > calls to innerMethod() because of > TransactionAttributeType.NOT_SUPPORTED? > > 2. Do WebSphere transaction timeouts get suspended across calls to > > outerMethod() when/if innerService.innerMethod() is invoked? > > > > Thanks, in advance for your time and consideration.. > > > > Tom Rowe > > > > -- > > View this message in context: > > > http://openjpa.208410.n2.nabble.com/To-TransactionAttributeType-NOT-SUPPORTED-or-not-to-TransactionAttributeType-NOT-SUPPORTED-tp7225877p7225877.html > > Sent from the OpenJPA Users mailing list archive at Nabble.com. > > > > > ------------------------------ > If you reply to this email, your message will be added to the discussion > below: > > http://openjpa.208410.n2.nabble.com/To-TransactionAttributeType-NOT-SUPPORTED-or-not-to-TransactionAttributeType-NOT-SUPPORTED-tp7225877p7251989.html > To unsubscribe from To TransactionAttributeType.NOT_SUPPORTED or not to > TransactionAttributeType.NOT_SUPPORTED, click > here<http://openjpa.208410.n2.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=7225877&code=Y2hhcmxlcy5wYWlzbGV5LnRoZS5iYWJ5LmNydXNoZXJAZ21haWwuY29tfDcyMjU4Nzd8LTE1MjI1NjcxODk=> > . > NAML<http://openjpa.208410.n2.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml> > -- View this message in context: http://openjpa.208410.n2.nabble.com/To-TransactionAttributeType-NOT-SUPPORTED-or-not-to-TransactionAttributeType-NOT-SUPPORTED-tp7225877p7252234.html Sent from the OpenJPA Users mailing list archive at Nabble.com.
