Maybe try upgrading config admin also? There are a lot of new capabilities ds 
takes advantage of.

David Jencks 

Sent from my iPhone

> On May 18, 2018, at 11:07 AM, Alex Soto <[email protected]> wrote:
> 
> Tried adding Felix SCR 2.1.0, but it looks like it is not as simple:
> 
> org.osgi.framework.ServiceException: Service factory exception: 
> org/osgi/service/cm/ManagedService
>       at 
> org.apache.felix.framework.ServiceRegistrationImpl.getFactoryUnchecked(ServiceRegistrationImpl.java:352)
>  ~[?:?]
>       at 
> org.apache.felix.framework.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:247)
>  ~[?:?]
>       at 
> org.apache.felix.framework.ServiceRegistry.getService(ServiceRegistry.java:350)
>  ~[?:?]
>       at org.apache.felix.framework.Felix.getService(Felix.java:3737) ~[?:?]
>       at 
> org.apache.felix.framework.BundleContextImpl.getService(BundleContextImpl.java:470)
>  ~[?:?]
>       at 
> org.apache.felix.metatype.internal.ManagedServiceTracker.addingService(ManagedServiceTracker.java:52)
>  ~[?:?]
>       at 
> org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:941)
>  ~[?:?]
>       at 
> org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:870)
>  ~[?:?]
>       at 
> org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256) 
> ~[?:?]
>       at 
> org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:229) ~[?:?]
>       at 
> org.osgi.util.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:901)
>  ~[?:?]
>       at 
> org.apache.felix.framework.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:990)
>  ~[?:?]
>       at 
> org.apache.felix.framework.EventDispatcher.fireEventImmediately(EventDispatcher.java:838)
>  ~[?:?]
>       at 
> org.apache.felix.framework.EventDispatcher.fireServiceEvent(EventDispatcher.java:545)
>  ~[?:?]
>       at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4595) 
> ~[?:?]
>       at org.apache.felix.framework.Felix.registerService(Felix.java:3587) 
> ~[?:?]
>       at 
> org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:348)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:322)
>  ~[?:?]
>       at 
> org.apache.felix.scr.impl.config.ScrConfigurationImpl.start(ScrConfigurationImpl.java:120)
>  ~[?:?]
>       at org.apache.felix.scr.impl.Activator.start(Activator.java:100) ~[?:?]
>       at 
> org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:697)
>  ~[?:?]
>       at org.apache.felix.framework.Felix.activateBundle(Felix.java:2240) 
> ~[?:?]
>       at org.apache.felix.framework.Felix.startBundle(Felix.java:2146) ~[?:?]
>       at org.apache.felix.framework.BundleImpl.start(BundleImpl.java:998) 
> ~[?:?]
>       at org.apache.felix.framework.BundleImpl.start(BundleImpl.java:984) 
> ~[?:?]
>       at 
> org.apache.karaf.features.internal.service.BundleInstallSupportImpl.startBundle(BundleInstallSupportImpl.java:161)
>  ~[?:?]
>       at 
> org.apache.karaf.features.internal.service.FeaturesServiceImpl.startBundle(FeaturesServiceImpl.java:1116)
>  ~[?:?]
>       at 
> org.apache.karaf.features.internal.service.Deployer.deploy(Deployer.java:996) 
> ~[?:?]
>       at 
> org.apache.karaf.features.internal.service.FeaturesServiceImpl.doProvision(FeaturesServiceImpl.java:1025)
>  ~[?:?]
>       at 
> org.apache.karaf.features.internal.service.FeaturesServiceImpl.lambda$doProvisionInThread$13(FeaturesServiceImpl.java:964)
>  ~[?:?]
>       at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:?]
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>  ~[?:?]
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>  ~[?:?]
>       at java.lang.Thread.run(Thread.java:748) [?:?]
> Caused by: java.lang.NoClassDefFoundError: org/osgi/service/cm/ManagedService
>       at java.lang.ClassLoader.defineClass1(Native Method) ~[?:?]
>       at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClass(BundleWiringImpl.java:2410)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2194)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1607)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl.access$200(BundleWiringImpl.java:80)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:2053)
>  ~[?:?]
>       at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:?]
>       at 
> org.apache.felix.scr.impl.config.ScrManagedServiceServiceFactory.getService(ScrManagedServiceServiceFactory.java:47)
>  ~[?:?]
>       at 
> org.apache.felix.framework.ServiceRegistrationImpl.getFactoryUnchecked(ServiceRegistrationImpl.java:347)
>  ~[?:?]
>       ... 33 more
> Caused by: java.lang.ClassNotFoundException: 
> org.osgi.service.cm.ManagedService not found by org.apache.felix.scr [67]
>       at 
> org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1639)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl.access$200(BundleWiringImpl.java:80)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:2053)
>  ~[?:?]
>       at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:?]
>       at java.lang.ClassLoader.defineClass1(Native Method) ~[?:?]
>       at java.lang.ClassLoader.defineClass(ClassLoader.java:763) ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClass(BundleWiringImpl.java:2410)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2194)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1607)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl.access$200(BundleWiringImpl.java:80)
>  ~[?:?]
>       at 
> org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:2053)
>  ~[?:?]
>       at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:?]
>       at 
> org.apache.felix.scr.impl.config.ScrManagedServiceServiceFactory.getService(ScrManagedServiceServiceFactory.java:47)
>  ~[?:?]
>       at 
> org.apache.felix.framework.ServiceRegistrationImpl.getFactoryUnchecked(ServiceRegistrationImpl.java:347)
>  ~[?:?]
>       ... 33 more
> 
> 
> 
> Best regards,
> Alex soto
> 
> 
> 
> 
>> On May 18, 2018, at 12:46 PM, Jean-Baptiste Onofré <[email protected]> wrote:
>> 
>> 4.2.1-SNAPSHOT already updated to DS 1.4 (SCR 2.1.0) (ready on one of my 
>> branch).
>> 
>> Regards
>> JB
>> 
>>> On 18/05/2018 17:50, Alex Soto wrote:
>>> Great, I solved the Eclipse problem.  Thanks.
>>> Yes, Karaf provides DS 1.3,  but no DS 1.4 out off the box.
>>> Maybe this is available from Aries?
>>> Best regards,
>>> Alex soto
>>>> On May 18, 2018, at 11:18 AM, Tim Ward <[email protected] 
>>>> <mailto:[email protected]>> wrote:
>>>> 
>>>> Hi,
>>>> 
>>>> Answers inline:
>>>> 
>>>> Sent from my iPhone
>>>> 
>>>>> On 18 May 2018, at 16:55, Alex Soto <[email protected] 
>>>>> <mailto:[email protected]>> wrote:
>>>>> 
>>>>> Thank you Tim for the very detailed explanation.
>>>>> There are  two problems I don’t know how to resolve:
>>>>> 
>>>>> 1- BND generates this for my bundle:
>>>>> 
>>>>> Require-Capability:  
>>>>> osgi.extender;filter:="(&(osgi.extender=osgi.component)(version>=1.3.0)(!(version>=2.0.0)))”
>>>>> 
>>>>> This is because I use the @Component and @Reference annotations.  This is 
>>>>> strange, since I should be using OSGi R7, so I am not sure why it is 
>>>>> saying 1.3.0.  Now when try to run in Karaf, even though I am 
>>>>> installing/scr/feature, it fails with unresolved requirement.
>>>> 
>>>> So in the absence of information to the contrary this requirement is added 
>>>> based on your usage of Declarative Services features. If you use DS 1.3 
>>>> features then DS 1.3 will be required.
>>>> 
>>>> Since R7 added the bundle requirement annotations the @Component 
>>>> annotation has been annotated to require DS at the current spec version 
>>>> (this gives a more consistent behaviour than bnd’s heuristics). At a guess 
>>>> you are picking up a 1.3 requirement because you have the 1.3 annotations 
>>>> ahead of the 1.4 annotations on your classpath, but it could be triggered 
>>>> by other things too. On the other hand this isn’t actually a problem as 
>>>> the requirement is still satisfied by DS 1.4 and both versions will work 
>>>> for you at runtime.
>>>> 
>>>> The Karaf scr feature really should be providing SCR 1.3 (which is 
>>>> required by the spec to provide the extender capability. That has been the 
>>>> current version of the spec for three years, and has been provided by 
>>>> Felix for at least 6 releases. I’d be pretty shocked if DS 1.3 wasn’t 
>>>> supported. You may need help from a more Karaf focussed person to confirm 
>>>> this.
>>>> 
>>>>> 
>>>>> Since I could not find OSGi R7 in public Maven Repos, I followed EnRoute 
>>>>> depending on:
>>>>>       <dependency>
>>>>>         <groupId>org.osgi.enroute</groupId>
>>>>>         <artifactId>osgi-api</artifactId>
>>>>>         <version>7.0.0-SNAPSHOT</version>
>>>>>         <type>pom</type>
>>>>>         <scope>provided</scope>
>>>>>       </dependency>
>>>>>       <dependency>
>>>>>         <groupId>org.osgi.enroute</groupId>
>>>>>         <artifactId>enterprise-api</artifactId>
>>>>>         <version>7.0.0-SNAPSHOT</version>
>>>>>         <type>pom</type>
>>>>>         <scope>provided</scope>
>>>>>       </dependency>
>>>> 
>>>> There’s no problem with you using these. On the other hand the OSGi API 
>>>> aggregations you are looking for are:
>>>> 
>>>> https://mvnrepository.com/artifact/org.osgi/osgi.core
>>>> 
>>>> https://mvnrepository.com/artifact/org.osgi/osgi.cmpn
>>>> 
>>>> You can also find the individual specs under the org.osgi group id if you 
>>>> want to use a smaller hammer :)
>>>> 
>>>>> 
>>>>> 2- This is minor, and I see it also in the EnRoute project. While the 
>>>>> Maven build succeeds, Eclipse BND plugin shows 2 errors:
>>>>> 
>>>>>    The default package '.' is not permitted by the Import-Package
>>>>>    syntax. This can be caused by compile errors in Eclipse
>>>>>    because Eclipse creates valid class files regardless of compile
>>>>>    errors. The following package(s) import from the default
>>>>>    package [org.enquery.encryptedquery.responder.data.service.impl]
>>>>>    
>>>>> (biz.aQute.bnd:bnd-maven-plugin:4.0.0:bnd-process:default:process-classes)pom.xml/encryptedquery-responder-dataline
>>>>>    0Maven Build Participant Problem 
>>>>> 
>>>>>    The project was not built since its build path is incomplete.
>>>>>    Cannot find the class file for javax.persistence.EntityManager.
>>>>>    Fix the build path then try building this
>>>>>    projectencryptedquery-responder-dataUnknownJava Problem
>>>>> 
>>>>> 
>>>> 
>>>> As the message suggests, this usually occurs when Eclipse has build errors 
>>>> for the project. Specifically in this case you seem to be building against 
>>>> a project which exposes the EntityManager interface somehow, but you don’t 
>>>> have the JPA API in your compile dependencies (normally these would come 
>>>> come in transitively from the project you depend on).
>>>> 
>>>> I hope this helps,
>>>> 
>>>> Tim
>>>> 
>>>>> 
>>>>> 
>>>>> Best regards,
>>>>> Alex soto
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>>> On May 18, 2018, at 5:23 AM, Tim Ward <[email protected] 
>>>>>> <mailto:[email protected]>> wrote:
>>>>>> 
>>>>>> Hi Alex,
>>>>>> 
>>>>>> The bundles you need are listed in the bndrun for the JPA version of the 
>>>>>> enRoute application, but as I think you’re using OpenJPA (rather than 
>>>>>> Hibernate) it may help to explain things in relation to the Transaction 
>>>>>> Control JPA integration test for OpenJPA. I’m sure that at least some of 
>>>>>> this will be stuff you already know, but I’m trying to make sure I give 
>>>>>> a compete explanation.
>>>>>> 
>>>>>> This method defines some extra properties to add to the persistence 
>>>>>> unit. It references a couple of open bugs in OpenJPA which may or may 
>>>>>> not affect you. It also adds schema generation as OpenJPA does not 
>>>>>> support the standard properties from JPA 2.1 
>>>>>> https://github.com/apache/aries-tx-control/blob/master/tx-control-providers/jpa/tx-control-jpa-itests/src/test/java/org/apache/aries/tx/control/itests/SimpleOpenJPA_2_4_1_Test.java#L34
>>>>>> 
>>>>>> This method defines the OpenJPA bundles and their immediate 
>>>>>> dependencies. 
>>>>>> https://github.com/apache/aries-tx-control/blob/master/tx-control-providers/jpa/tx-control-jpa-itests/src/test/java/org/apache/aries/tx/control/itests/SimpleOpenJPA_2_4_1_Test.java#L48
>>>>>> 
>>>>>> You then need:
>>>>>> 
>>>>>> • Aries JPA 2.7.0 - this provides the OSGi JPA Service 1.1 RI (1.1 
>>>>>> features are needed by the Aries Tx Control JPA resource provider to 
>>>>>> support XA)
>>>>>> 
>>>>>> • Aries Tx Control Service - either XA or local depending on whether you 
>>>>>> need XA Transaction support. For example 
>>>>>> https://github.com/apache/aries-tx-control/blob/master/tx-control-providers/jpa/tx-control-jpa-itests/src/test/java/org/apache/aries/tx/control/itests/AbstractJPATransactionTest.java#L365
>>>>>> 
>>>>>> • Aries Tx Control JPA resource provider - either XA or local depending 
>>>>>> on your needs. Note that you can’t use the XA provider with the local 
>>>>>> service, but you can use the local provider with the XA service 
>>>>>> (although this doesn’t make a lot of sense to do). For example 
>>>>>> https://github.com/apache/aries-tx-control/blob/master/tx-control-providers/jpa/tx-control-jpa-itests/src/test/java/org/apache/aries/tx/control/itests/AbstractJPATransactionTest.java#L377
>>>>>> 
>>>>>> • A JDBC Service implementation supporting your database driver. H2 
>>>>>> supports this natively (which is why it is used in many examples) but 
>>>>>> MariaDB does not. Therefore you will need to deploy PAX-JDBC’s support. 
>>>>>> See 
>>>>>> https://github.com/ops4j/org.ops4j.pax.jdbc/tree/master/pax-jdbc-mariadb
>>>>>> 
>>>>>> You then have the option of either programmatically assembling your 
>>>>>> Resource Provider, or using configuration. Configuration is generally 
>>>>>> easier and is what I normally recommend. At that point you need to 
>>>>>> create a factory configuration for the relevant PID (it depends on 
>>>>>> whether you use the local or XA resource provider, see 
>>>>>> https://github.com/apache/aries-tx-control/blob/master/tx-control-providers/jpa/tx-control-jpa-itests/src/test/java/org/apache/aries/tx/control/itests/AbstractJPATransactionTest.java#L175)
>>>>>> 
>>>>>> The necessary configuration properties are:
>>>>>> 
>>>>>> • url - the JDBC URL for your database
>>>>>> • osgi.jdbc.driver.class - the database driver class name, in your case 
>>>>>> org.mariadb.jdbc.Driver
>>>>>> • osgi.unit.name - the name of your persistence unit
>>>>>> 
>>>>>> The result of this configuration will be a JPAEntityManagerProvider 
>>>>>> service registered in the service registry (using your 
>>>>>> EntityManagerFactoryBuilder and the MariaDB DataSourceFactory). You can 
>>>>>> then Inject that service into your code and combine it with the 
>>>>>> TransactionControl service to make a thread safe EntityManager that you 
>>>>>> can use in all your requests (just like the enRoute example does).
>>>>>> 
>>>>>> I hope this helps,
>>>>>> 
>>>>>> Tim
>>>>>> 
>>>>>> Sent from my iPhone
>>>>>> 
>>>>>>> On 17 May 2018, at 22:46, Alex Soto <[email protected] 
>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>> 
>>>>>>> Thanks Tim,
>>>>>>> 
>>>>>>> I was using branch R7, changed to master, it builds now.
>>>>>>> 
>>>>>>> Now I have updated my project to OSGi 7 with Transaction Control, how 
>>>>>>> do I deploy to Karaf?
>>>>>>> i.e., what bundles/features do I need?
>>>>>>> 
>>>>>>> 
>>>>>>> Best regards,
>>>>>>> Alex soto
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>>> On May 17, 2018, at 2:08 PM, Tim Ward <[email protected] 
>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>> 
>>>>>>>> Hi Alex,
>>>>>>>> 
>>>>>>>> Bnd 4.0.0 was only released last Sunday, but this should have been 
>>>>>>>> changed yesterday in this commit 
>>>>>>>> https://github.com/osgi/osgi.enroute/commit/9f9857c3d317cd08a7aaf7327c1904676299f9ee
>>>>>>>>  to make sure enRoute kept building.
>>>>>>>> 
>>>>>>>> EnRoute is automatically pushed to the sonatype OSGi nexus repository, 
>>>>>>>> so is it possible that you’re running offline, or firewalled from the 
>>>>>>>> repo? You should be able to force snapshot updates from the Maven 
>>>>>>>> command line.
>>>>>>>> 
>>>>>>>> Best Regards,
>>>>>>>> 
>>>>>>>> Tim
>>>>>>>> 
>>>>>>>> Sent from my iPhone
>>>>>>>> 
>>>>>>>>> On 17 May 2018, at 18:26, Alex Soto <[email protected] 
>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>> 
>>>>>>>>> Allright,  I am trying to follow the EnRoute tutorial.
>>>>>>>>> 
>>>>>>>>> I am getting this error:
>>>>>>>>> 
>>>>>>>>> [ERROR] Plugin biz.aQute.bnd:bnd-maven-plugin:4.0.0-SNAPSHOT or one 
>>>>>>>>> of its dependencies could not be resolved: Could not find artifact 
>>>>>>>>> biz.aQute.bnd:bnd-maven-plugin:jar:4.0.0-SNAPSHOT in Bnd Snapshots 
>>>>>>>>> (https://bndtools.ci.cloudbees.com/job/bnd.master/lastSuccessfulBuild/artifact/dist/bundles/)
>>>>>>>>>  -> [Help 1]
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> Any idea (time frame) when this will move from SNAPSHOT dependencies?
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> Best regards,
>>>>>>>>> Alex soto
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>>> On May 17, 2018, at 11:08 AM, Tim Ward <[email protected] 
>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>> 
>>>>>>>>>> It is highly unlikely that you’ll hit the same issues. The 
>>>>>>>>>> transaction control resource provider uses the DataSourceFactory 
>>>>>>>>>> directly to create a DataSource (either progamatically using a 
>>>>>>>>>> factory service or via config admin) that enlists itself in the 
>>>>>>>>>> ongoing transaction. This means that the answer to your question is 
>>>>>>>>>> “with Transaction Control you don’t have to do that because it does 
>>>>>>>>>> it automatically”
>>>>>>>>>> 
>>>>>>>>>> If you want to use XA transactions then the only requirement is that 
>>>>>>>>>> the DataSourceFactory can produce an XADataSource, otherwise it just 
>>>>>>>>>> uses the standard JDBC API to commit/rollback. If your 
>>>>>>>>>> DataSourceFactory doesn’t support XA then use the local resource 
>>>>>>>>>> provider implementation.
>>>>>>>>>> 
>>>>>>>>>> Best Regards,
>>>>>>>>>> 
>>>>>>>>>> Tim
>>>>>>>>>> 
>>>>>>>>>> Sent from my iPhone
>>>>>>>>>> 
>>>>>>>>>>> On 17 May 2018, at 15:17, Alex Soto <[email protected] 
>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>> 
>>>>>>>>>>> I will take a look at these examples.
>>>>>>>>>>> 
>>>>>>>>>>> However, I think that if I cannot get a MariaDB DataSource that 
>>>>>>>>>>> supports transactions, then it will still not work, right?
>>>>>>>>>>> If the examples use H2 database, I still may get different results 
>>>>>>>>>>> when I change to MariaDB, and I will find myself in the same spot 
>>>>>>>>>>> as of now.
>>>>>>>>>>> 
>>>>>>>>>>> So, the question remains about what is the correct way how to 
>>>>>>>>>>> register a transaction aware MariaDB DataSource.
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>> Best regards,
>>>>>>>>>>> Alex soto
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>>> On May 17, 2018, at 1:46 AM, Tim Ward <[email protected] 
>>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>>> 
>>>>>>>>>>>> The best place to start when looking for OSGi R7 examples is the 
>>>>>>>>>>>> enRoute Project. It contains Maven Archetypes, examples and worked 
>>>>>>>>>>>> tutorials for building applications using R7 specifications.
>>>>>>>>>>>> 
>>>>>>>>>>>> https://enroute.osgi.org <https://enroute.osgi.org/Tutorial/>
>>>>>>>>>>>> 
>>>>>>>>>>>> Most of the projects in use are just new versions of long 
>>>>>>>>>>>> established OSGi implementations from Aries and Felix. The 
>>>>>>>>>>>> majority of them are already released and in Maven Central. Those 
>>>>>>>>>>>> that are still in the process of releasing (pretty much just the 
>>>>>>>>>>>> JAX-RS whiteboard) are available in the Apache Snapshots 
>>>>>>>>>>>> repository. I am not aware of any implementations that require R7 
>>>>>>>>>>>> framework features, so all of them should run on Karaf.
>>>>>>>>>>>> 
>>>>>>>>>>>> Best Regards,
>>>>>>>>>>>> 
>>>>>>>>>>>> Tim
>>>>>>>>>>>> 
>>>>>>>>>>>> Sent from my iPhone
>>>>>>>>>>>> 
>>>>>>>>>>>>> On 16 May 2018, at 22:25, Alex Soto <[email protected] 
>>>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I agree, it s very frustrating and time consuming. Almost 
>>>>>>>>>>>>> impossible to get it right.
>>>>>>>>>>>>> I may try the OSGi R7, but I am not sure of its adoption level at 
>>>>>>>>>>>>> this time, availability of bundles, examples, support by Karaf, 
>>>>>>>>>>>>> etc.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Anyway, back to my current stack.  I only see one DataSource 
>>>>>>>>>>>>> being registered:
>>>>>>>>>>>>> 
>>>>>>>>>>>>> karaf@root()> service:list DataSource
>>>>>>>>>>>>> [javax.sql.DataSource]
>>>>>>>>>>>>> ----------------------
>>>>>>>>>>>>>  databaseName = responder
>>>>>>>>>>>>>  dataSourceName = responder
>>>>>>>>>>>>>  osgi.jdbc.driver.name = mariadb
>>>>>>>>>>>>>  osgi.jndi.service.name = responder
>>>>>>>>>>>>>  service.bundleid = 14
>>>>>>>>>>>>>  service.factoryPid = org.ops4j.datasource
>>>>>>>>>>>>> service.id <http://service.id/>= 194
>>>>>>>>>>>>>  service.pid = 
>>>>>>>>>>>>> org.ops4j.datasource.feb33f6d-dc46-4bc7-a417-ad6bdd5a6ee5
>>>>>>>>>>>>>  service.scope = singleton
>>>>>>>>>>>>>  url = jdbc:mariadb:XXXXXX
>>>>>>>>>>>>> Provided by :
>>>>>>>>>>>>>  OPS4J Pax JDBC Config (14)
>>>>>>>>>>>>> Used by:
>>>>>>>>>>>>>  Data (135)
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Not sure what to do with this.
>>>>>>>>>>>>> I specified the following in the configuration:
>>>>>>>>>>>>> 
>>>>>>>>>>>>> pool=narayana
>>>>>>>>>>>>> xa=true
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Best regards,
>>>>>>>>>>>>> Alex soto
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>>> On May 16, 2018, at 4:12 PM, Tim Ward <[email protected] 
>>>>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> The structure of the JNDI name is defined by the JNDI service 
>>>>>>>>>>>>>> specification.
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> osgi:service/<interface name>[/<filter>]
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> So in this case both of your services should be DataSource 
>>>>>>>>>>>>>> instances, but they should have different filters.
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> The important thing is to make sure you have an JTA enlisting 
>>>>>>>>>>>>>> DataSource registered as a service (this isn’t just your normal 
>>>>>>>>>>>>>> DataSource), then to build a filter which selects that. One 
>>>>>>>>>>>>>> option for this is to use the enlistment whiteboard from Aries 
>>>>>>>>>>>>>> (not well documented) 
>>>>>>>>>>>>>> https://github.com/apache/aries/tree/trunk/transaction/transaction-jdbc
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> This is a non-trivial thing to do, which is why I keep 
>>>>>>>>>>>>>> mentioning Transaction Control which handles the enlistment 
>>>>>>>>>>>>>> reliably without the layers of services.
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Best Regards,
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Tim
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Sent from my iPhone
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> On 16 May 2018, at 21:57, Alex Soto <[email protected] 
>>>>>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> Thank you Tim.
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> Any idea what the JNDI names would be?
>>>>>>>>>>>>>>> It is Pax-JDBC creating these JNDI names, so I have no idea.
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> From the Karaf console:
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> karaf@root()> jndi:names
>>>>>>>>>>>>>>> JNDI Name              │ Class Name
>>>>>>>>>>>>>>> ───────────────────────┼───────────────────────────────────────────────
>>>>>>>>>>>>>>> osgi:service/responder │ org.mariadb.jdbc.MySQLDataSource
>>>>>>>>>>>>>>> osgi:service/jndi      │ 
>>>>>>>>>>>>>>> org.apache.karaf.jndi.internal.JndiServiceImpl
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> Best regards,
>>>>>>>>>>>>>>> Alex soto
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> On May 16, 2018, at 3:48 PM, Tim Ward <[email protected] 
>>>>>>>>>>>>>>>> <mailto:[email protected]>> wrote:
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> Just looking quickly.
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> You have the same JNDI name for both JTA and non JTA 
>>>>>>>>>>>>>>>> DataSources. This is clearly wrong as the DataSource cannot 
>>>>>>>>>>>>>>>> simultaneously be enlisted in the Transaction and not 
>>>>>>>>>>>>>>>> enlisted. The comments also indicate a misunderstanding of the 
>>>>>>>>>>>>>>>> purpose of the non-jta-datasource, which absolutely is used 
>>>>>>>>>>>>>>>> with JTA EntityManagers (for things like sequence allocation 
>>>>>>>>>>>>>>>> and out of band optimisations). You really do need to have 
>>>>>>>>>>>>>>>> both and they do need to behave differently.
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> At a guess your DataSource is not enlisted with the 
>>>>>>>>>>>>>>>> transaction manager present in the system.  This usually 
>>>>>>>>>>>>>>>> happens by configuring a (otherwise invisible) DataSource 
>>>>>>>>>>>>>>>> wrapper There is nothing forcing you to make this happen (or 
>>>>>>>>>>>>>>>> checking that it does) hence your transactions would be 
>>>>>>>>>>>>>>>> broken. This is one of the several reasons I try to direct 
>>>>>>>>>>>>>>>> people to Transaction Control where the model actively pushes 
>>>>>>>>>>>>>>>> you toward transactions that actually work, rather than hiding 
>>>>>>>>>>>>>>>> all the magic behind an annotation.
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> Hopefully this gives you some clues as to what might be wrong.
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> Best Regards,
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> Tim
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>> Sent from my iPhone
>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>> On 16 May 2018, at 21:34, Jean-Baptiste Onofré 
>>>>>>>>>>>>>>>>> <[email protected] <mailto:[email protected]>> wrote:
>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>> Are you sure about your code ? Flush looks weird to me and it 
>>>>>>>>>>>>>>>>> seems you don't use container managed transaction.
>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>> Regards
>>>>>>>>>>>>>>>>> JB
>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>>> On 16/05/2018 21:08, Alex Soto wrote:
>>>>>>>>>>>>>>>>>> Yes, same result.  I even tried with Narayana Transaction 
>>>>>>>>>>>>>>>>>> Manager, and same result.
>>>>>>>>>>>>>>>>>> Best regards,
>>>>>>>>>>>>>>>>>> Alex soto
>>>>>>>>>>>>>>>>>>> On May 16, 2018, at 2:56 PM, Jean-Baptiste Onofré 
>>>>>>>>>>>>>>>>>>> <[email protected] 
>>>>>>>>>>>>>>>>>>> <mailto:[email protected]><mailto:[email protected]>> wrote:
>>>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>>>> Same behavior with RequiresNew ?
>>>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>>>> Regards
>>>>>>>>>>>>>>>>>>> JB
>>>>>>>>>>>>>>>>>>> 
>>>>>>>>>>>>>>>>>>>> On 16/05/2018 19:44, Alex Soto wrote:
>>>>>>>>>>>>>>>>>>>> With Karaf version 4.2.0, Rollback is not working with 
>>>>>>>>>>>>>>>>>>>> MariaDB and InnoDB tables.
>>>>>>>>>>>>>>>>>>>> I deployed these features (from Karaf’s enterprise  
>>>>>>>>>>>>>>>>>>>> repository):
>>>>>>>>>>>>>>>>>>>> <feature>aries-blueprint</feature>
>>>>>>>>>>>>>>>>>>>> <feature>transaction</feature>
>>>>>>>>>>>>>>>>>>>> <feature>jndi</feature>
>>>>>>>>>>>>>>>>>>>> <feature>jdbc</feature>
>>>>>>>>>>>>>>>>>>>> <feature>jpa</feature>
>>>>>>>>>>>>>>>>>>>> <feature>pax-jdbc-mariadb</feature>
>>>>>>>>>>>>>>>>>>>>        <feature>pax-jdbc-config</feature>
>>>>>>>>>>>>>>>>>>>> <feature>pax-jdbc-pool-dbcp2</feature>
>>>>>>>>>>>>>>>>>>>> <feature>hibernate</feature>
>>>>>>>>>>>>>>>>>>>> My Data Source is configured in the file 
>>>>>>>>>>>>>>>>>>>> /org.ops4j.datasource-responder.cfg/
>>>>>>>>>>>>>>>>>>>>   osgi.jdbc.driver.name = mariadb
>>>>>>>>>>>>>>>>>>>>   dataSourceName=responder
>>>>>>>>>>>>>>>>>>>>   url
>>>>>>>>>>>>>>>>>>>>   = 
>>>>>>>>>>>>>>>>>>>> jdbc:mariadb://mariadb.local:3306/responder?characterEncoding=UTF-8&useServerPrepStmts=true&autocommit=false
>>>>>>>>>>>>>>>>>>>>   user=XXXX
>>>>>>>>>>>>>>>>>>>>   password=XXXX
>>>>>>>>>>>>>>>>>>>>   databaseName=responder
>>>>>>>>>>>>>>>>>>>>   #Pool Config
>>>>>>>>>>>>>>>>>>>>   pool=dbcp2
>>>>>>>>>>>>>>>>>>>>   xa=true
>>>>>>>>>>>>>>>>>>>> My persistence.xml:
>>>>>>>>>>>>>>>>>>>>   <persistence version="2.0" 
>>>>>>>>>>>>>>>>>>>> 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";>
>>>>>>>>>>>>>>>>>>>>            <persistence-unit name="responderPersistenUnit" 
>>>>>>>>>>>>>>>>>>>> transaction-type="JTA">
>>>>>>>>>>>>>>>>>>>>                
>>>>>>>>>>>>>>>>>>>> <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
>>>>>>>>>>>>>>>>>>>>            <!-- Only used when transaction-type=JTA -->
>>>>>>>>>>>>>>>>>>>>                
>>>>>>>>>>>>>>>>>>>> <jta-data-source>osgi:service/javax.sql.DataSource/(osgi.jndi.service.name=responder)</jta-data-source>
>>>>>>>>>>>>>>>>>>>>            <!-- Only used when 
>>>>>>>>>>>>>>>>>>>> transaction-type=RESOURCE_LOCAL -->
>>>>>>>>>>>>>>>>>>>>                
>>>>>>>>>>>>>>>>>>>> <non-jta-data-source>osgi:service/javax.sql.DataSource/(osgi.jndi.service.name=responder)</non-jta-data-source>
>>>>>>>>>>>>>>>>>>>>            <properties>
>>>>>>>>>>>>>>>>>>>>                    <property name=“hibernate.dialect" 
>>>>>>>>>>>>>>>>>>>> value="org.hibernate.dialect.MySQL5Dialect" />
>>>>>>>>>>>>>>>>>>>>                <property name="hibernate.show_sql" 
>>>>>>>>>>>>>>>>>>>> value="true" />
>>>>>>>>>>>>>>>>>>>>                <property name="hibernate.format_sql" 
>>>>>>>>>>>>>>>>>>>> value="true" />
>>>>>>>>>>>>>>>>>>>>                <property name="hibernate.hbm2ddl.auto" 
>>>>>>>>>>>>>>>>>>>> value="none"/>
>>>>>>>>>>>>>>>>>>>>            </properties>
>>>>>>>>>>>>>>>>>>>>        </persistence-unit>
>>>>>>>>>>>>>>>>>>>>   </persistence>
>>>>>>>>>>>>>>>>>>>> My blueprint.xml:
>>>>>>>>>>>>>>>>>>>>   <blueprint 
>>>>>>>>>>>>>>>>>>>> xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0";
>>>>>>>>>>>>>>>>>>>>   xmlns:jpa="http://aries.apache.org/xmlns/jpa/v2.0.0";
>>>>>>>>>>>>>>>>>>>>   
>>>>>>>>>>>>>>>>>>>> xmlns:tx="http://aries.apache.org/xmlns/transactions/v2.0.0";
>>>>>>>>>>>>>>>>>>>>   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
>>>>>>>>>>>>>>>>>>>>   
>>>>>>>>>>>>>>>>>>>> xsi:schemaLocation="http://www.osgi.org/xmlns/blueprint/v1.0.0
>>>>>>>>>>>>>>>>>>>> https://osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd";>
>>>>>>>>>>>>>>>>>>>>   <jpa:enable />
>>>>>>>>>>>>>>>>>>>>   <tx:enable />
>>>>>>>>>>>>>>>>>>>>   <bean id="userService" 
>>>>>>>>>>>>>>>>>>>> class="org.data.impl.UserServiceImpl" />
>>>>>>>>>>>>>>>>>>>>   <service ref="userService" 
>>>>>>>>>>>>>>>>>>>> interface="org.data.UserService" />
>>>>>>>>>>>>>>>>>>>>   </blueprint>
>>>>>>>>>>>>>>>>>>>> For testing I throw exception in my DAO:
>>>>>>>>>>>>>>>>>>>> @Transactional(REQUIRED)
>>>>>>>>>>>>>>>>>>>> public void addUser(User user) {
>>>>>>>>>>>>>>>>>>>> em.persist(user);
>>>>>>>>>>>>>>>>>>>> em.flush();
>>>>>>>>>>>>>>>>>>>> throw new RuntimeException("On Purpose");
>>>>>>>>>>>>>>>>>>>> }
>>>>>>>>>>>>>>>>>>>> I expect the record not to be in the table due to rollback 
>>>>>>>>>>>>>>>>>>>> of the transaction, but it still shows up in my database 
>>>>>>>>>>>>>>>>>>>> table.
>>>>>>>>>>>>>>>>>>>> Best regards,
>>>>>>>>>>>>>>>>>>>> Alex soto
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