[hibernate-dev] Trying Hibernate 5.0.0.Beta1

Steve Ebersole steve at hibernate.org
Tue Mar 31 19:34:05 EDT 2015 

When I say "internal" here, I mean internal to java classes.

On Tue, Mar 31, 2015 at 6:30 PM, Steve Ebersole <steve at hibernate.org> wrote:

> Nope.  It just effects any code compiled with Java 8 even though the
> change is internal.  The problem is the generated bytecode incorporates
> this change.   Like I said, this should be compiled with 1.6 compatibility,
> but that is apparently not working atm.  I am having a struggle getting a
> mixed JDK build working "just right".
>
> On Tue, Mar 31, 2015 at 6:28 PM, Petar Tahchiev <paranoiabla at gmail.com>
> wrote:
>
>> According to this:
>>
>> https://gist.github.com/AlainODea/1375759b8720a3f9f094
>>
>> Notably the Java 1.7 *ConcurrentHashMap#keySet()* returns a Set<K> while
>> the 1.8*ConcurrentHashMap#keySet()* returns a
>> ConcurrentHashMap.KeySetView<K,V>`.
>>
>> I think you're using some Java8 API.
>>
>>
>> 2015-04-01 2:25 GMT+03:00 Petar Tahchiev <paranoiabla at gmail.com>:
>>
>>> petar at petar-ThinkPad-X1-Carbon:~$ java -version
>>> java version "1.7.0_71"
>>> Java(TM) SE Runtime Environment (build 1.7.0_71-b14)
>>> Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)
>>> petar at petar-ThinkPad-X1-Carbon:~$ uname -a
>>> Linux petar-ThinkPad-X1-Carbon 3.16.0-33-generic #44-Ubuntu SMP Thu Mar
>>> 12 12:19:35 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
>>> petar at petar-ThinkPad-X1-Carbon:~$
>>>
>>>
>>> 2015-04-01 2:21 GMT+03:00 Steve Ebersole <steve at hibernate.org>:
>>>
>>>> What JRE are you trying to use?  This error:
>>>>
>>>> java.lang.NoSuchMethodError: java.util.concurrent.
>>>> ConcurrentHashMap.keySet()Ljava/util/concurrent/
>>>> ConcurrentHashMap$KeySetView;
>>>>
>>>> is indicative of an issue in cross-jre support due to a change internal
>>>> to java classes.
>>>>
>>>>
>>>> On Tue, Mar 31, 2015 at 6:03 PM, Petar Tahchiev <paranoiabla at gmail.com>
>>>> wrote:
>>>>
>>>>> Thanks Steve,
>>>>>
>>>>> I managed to migrate my configuration to the new MetamodelImplementor.
>>>>> Now when I run the scema export I get a lot of these warning:
>>>>>
>>>>> INFO : HHH000400: Using dialect: org.hibernate.dialect.MySQL5Dialect
>>>>> WARN : JDBC Driver reports it stores quoted identifiers in both mixed
>>>>> and upper case
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.core.model.cms.AbstractPageModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.module.invoice.core.model.InvoicePageModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.core.model.batch.BatchStepExecutionContextModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.core.model.batch.BatchJobExecutionContextModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.module.search.core.model.SearchKeywordRedirectModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.module.search.core.model.SearchPageRedirectModel
>>>>> WARN : HHH000072: Duplicate joins for class:
>>>>> com.xxx.platform.module.promotion.core.model.PromotionModel
>>>>>
>>>>> and when I run some test I get the following exception:
>>>>> java.lang.NoSuchMethodError:
>>>>> java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView;
>>>>>     at
>>>>> org.hibernate.internal.SessionFactoryImpl.iterateEntityNameResolvers(SessionFactoryImpl.java:733)
>>>>>     at
>>>>> org.hibernate.internal.SessionImpl$CoordinatingEntityNameResolver.resolveEntityName(SessionImpl.java:2470)
>>>>>     at
>>>>> org.hibernate.internal.SessionImpl.guessEntityName(SessionImpl.java:1992)
>>>>>     at
>>>>> org.hibernate.internal.SessionImpl.getEntityPersister(SessionImpl.java:1485)
>>>>>     at
>>>>> org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:163)
>>>>>     at
>>>>> org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:85)
>>>>>     at
>>>>> org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:882)
>>>>>     at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:864)
>>>>>     at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:869)
>>>>>     at
>>>>> org.hibernate.jpa.spi.AbstractEntityManagerImpl.merge(AbstractEntityManagerImpl.java:1196)
>>>>>     at
>>>>> org.springframework.batch.item.database.JpaItemWriter.doWrite(JpaItemWriter.java:104)
>>>>>     at
>>>>> org.springframework.batch.item.database.JpaItemWriter.write(JpaItemWriter.java:83)
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> 2015-04-01 1:23 GMT+03:00 Steve Ebersole <steve at hibernate.org>:
>>>>>
>>>>>> I am told that the bug does not affect the JBoss->Central sync
>>>>>> process.  So at some point the artifacts should all be available in Central
>>>>>>
>>>>>> On Tue, Mar 31, 2015 at 5:19 PM, Steve Ebersole <steve at hibernate.org>
>>>>>> wrote:
>>>>>>
>>>>>>> hibernate-core seems to be the only artifact that is available in
>>>>>>> JBoss Nexus.
>>>>>>>
>>>>>>> On Tue, Mar 31, 2015 at 5:18 PM, Steve Ebersole <steve at hibernate.org
>>>>>>> > wrote:
>>>>>>>
>>>>>>>> So apparently the artifacts / repo issue is a Nexus bug that is
>>>>>>>> effecting the JBoss repo (and therefore us)...
>>>>>>>> http://issues.sonatype.org/browse/NEXUS-7654
>>>>>>>>
>>>>>>>> As I pointed out in the announcement, I am managing the "migration
>>>>>>>> guide" in source repo while I develop the Betas.  See
>>>>>>>> https://github.com/hibernate/hibernate-orm/blob/master/working-5.0-migration-guide.md
>>>>>>>>  As far are the new bootstrapping apis, see
>>>>>>>> http://docs.jboss.org/hibernate/orm/5.0/topical/html/bootstrap/NativeBootstrapping.html
>>>>>>>> and
>>>>>>>> http://docs.jboss.org/hibernate/orm/5.0/topical/html/bootstrap/LegacyBootstrapping.html
>>>>>>>>
>>>>>>>> On Tue, Mar 31, 2015 at 5:07 PM, Petar Tahchiev <
>>>>>>>> paranoiabla at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> Hi guys,
>>>>>>>>>
>>>>>>>>> I just tried the latest beta and I cannot compile my project. With
>>>>>>>>> the
>>>>>>>>> latest hibernate 4.3.X I was able to do this:
>>>>>>>>> -------
>>>>>>>>>         final org.hibernate.cfg.Configuration configuration =
>>>>>>>>> getHibernateConfiguration();
>>>>>>>>>         configuration.buildMappings();
>>>>>>>>>         final SchemaUpdate schemaUpdate = new
>>>>>>>>> SchemaUpdate(configuration);
>>>>>>>>> -------
>>>>>>>>>
>>>>>>>>> however it seems that the SchemaUpdate constructor has been
>>>>>>>>> removed and now
>>>>>>>>> a new one is added:
>>>>>>>>> --------
>>>>>>>>>     public SchemaUpdate(MetadataImplementor metadata) {
>>>>>>>>>         this(
>>>>>>>>> metadata.getMetadataBuildingOptions().getServiceRegistry(),
>>>>>>>>> metadata );
>>>>>>>>>     }
>>>>>>>>> ---------
>>>>>>>>>
>>>>>>>>> Also the configuration.buildMappings() method has been deprecated.
>>>>>>>>> Where do
>>>>>>>>> I get the MetadataImplementor from? Also is there any changelog I
>>>>>>>>> can refer
>>>>>>>>> to?
>>>>>>>>>
>>>>>>>>> Thanks.
>>>>>>>>> --
>>>>>>>>> Regards, Petar!
>>>>>>>>> Karlovo, Bulgaria.
>>>>>>>>> ---
>>>>>>>>> Public PGP Key at:
>>>>>>>>>
>>>>>>>>> https://keyserver1.pgp.com/vkd/DownloadKey.event?keyid=0x19658550C3110611
>>>>>>>>> Key Fingerprint: A369 A7EE 61BC 93A3 CDFF  55A5 1965 8550 C311 0611
>>>>>>>>> _______________________________________________
>>>>>>>>> hibernate-dev mailing list
>>>>>>>>> hibernate-dev at lists.jboss.org
>>>>>>>>> https://lists.jboss.org/mailman/listinfo/hibernate-dev
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Regards, Petar!
>>>>> Karlovo, Bulgaria.
>>>>> ---
>>>>> Public PGP Key at:
>>>>> https://keyserver1.pgp.com/vkd/DownloadKey.event?keyid=0x19658550C3110611
>>>>> Key Fingerprint: A369 A7EE 61BC 93A3 CDFF  55A5 1965 8550 C311 0611
>>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Regards, Petar!
>>> Karlovo, Bulgaria.
>>> ---
>>> Public PGP Key at:
>>> https://keyserver1.pgp.com/vkd/DownloadKey.event?keyid=0x19658550C3110611
>>> Key Fingerprint: A369 A7EE 61BC 93A3 CDFF  55A5 1965 8550 C311 0611
>>>
>>
>>
>>
>> --
>> Regards, Petar!
>> Karlovo, Bulgaria.
>> ---
>> Public PGP Key at:
>> https://keyserver1.pgp.com/vkd/DownloadKey.event?keyid=0x19658550C3110611
>> Key Fingerprint: A369 A7EE 61BC 93A3 CDFF  55A5 1965 8550 C311 0611
>>
>
>

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