GeezerVison is showing github.com — JPA persistence.xml should integrate with @DataSourceDefinition and web.xml data-source definition · Issue #30 · javaee/javaee-spec
This repository was archived by the owner on Jan 30, 2019. It is now read-only.
This repository was archived by the owner on Jan 30, 2019. It is now read-only.
JPA persistence.xml should integrate with @DataSourceDefinition and web.xml data-source definition #30DescriptionDatasources defined via @DataSourceDefinition allow @resource injection of DataSource objects into application code. However, these data-sources are not integrated with the persistence.xml JPA configuration file. And attempted use of the custom defined DataSource in persistence.xml will result in deployment failure. The EE spec allow for interop between these features:
For a datasource definition:
@DataSourceDefinition(
url = "jdbc:h2:mem:",
className = "org.h2.jdbcx.JdbcDataSource",
name = "java:global/jdbc/h2db",
user = "sa",
password = "")
The following persistence.xml should be valid:
<persistence version="2.1" xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://www.oracle.com/webfolder/technetwork/jsc/xml/ns/persistence/persistence_2_1.xsd">
<persistence-unit name="default" transaction-type="JTA">
<jta-data-source>java:global/jdbc/h2db</jta-data-source>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
</persistence-unit>
</persistence>
Environment
EE 6/7+ Activityglassfishrobot commented on Sep 9, 2013 Reported by lincolnbaxter glassfishrobot commented on Sep 9, 2013 glassfishrobot commented on Sep 12, 2013 glassfishrobot commented on Jan 8, 2014 arjan_t said:
There's is definitely something fishy here. Historically this has failed more often and if I'm not misinterpreting things some vendors at least gave (me) the impression that they thought this didn't needed to be supported.
For the current crop of Java EE 7 servers it again fails. See WildFly issue https://issues.jboss.org/browse/WFLY-2727 and GlassFish issue GLASSFISH-20944
I think the spec should explicitly say that @DataSourceDefinition and web.xml's data-source definition can be used in persistence.xml and add a TCK test that checks that this is indeed possible for a given implementation. glassfishrobot commented on Jan 9, 2014 arjan_t said:
For the JPA side of this issue see JPA_SPEC-70 glassfishrobot commented on Apr 10, 2014 lincolnbaxter said:
When speaking to the various people in charge of JPA integration in these servers, I got the overall impression that they did not believe the spec required this, which is why it does not work on most servers. Thus I moved to file a spec issue that would cause people to do the right thing  glassfishrobot commented on Apr 15, 2014 ldemichiel said:
The spec does require this. We'll make sure that this is clearer in the future, and add a TCK test for it. glassfishrobot commented on Mar 13, 2016 arjan_t said:
@ldemichiel
We're now almost 2 years later and just wondering, has this TCK test already been added? glassfishrobot commented on Apr 25, 2017 This issue was imported from java.net JIRA JAVAEE_SPEC-30 arjantijms commented on Aug 13, 2018 This time it's more than 2 years later. Maybe if/when the TCK gets transferred we'll finally be able to see if that TCK test was ever added or not.
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