[jboss-dev] changes in parsing with xb

Rob Stryker rstryker at redhat.com
Mon Apr 27 22:13:30 EDT 2009 

Tooling would fully fully support (and encourage) you to change the 
default.  Otherwise we have to start passing in different args based on 
minor version and it could become a big pain.

+1 to simply changing the default. Please do so ;)

- Rob Stryker

Jason T. Greene wrote:
> The change is supposed to be temporary, since the real problem is that 
> our schemas are flat-out wrong. Once these are corrected, the setting 
> will become unnecessary. However, we could change the default if it is 
> still causing issues.
>
> Jaikiran Pai wrote:
>> Any script/tool which bypasses the run.bat/run.conf is likely to run 
>> into problems, unless it sets this property explicitly. So yes, 
>> setting it to "allow unordered sequence" by default makes sense (till 
>> all the xmls are fixed).
>>
>> P.S: Isn't JBoss Tools affected by this change? I guess, it triggers 
>> the AS without the use of the run.conf/run.bat isn't it?
>>
>> -Jaikiran
>> Dimitris Andreadis wrote:
>>> Since this setting is likely to cause problems to user deployments, 
>>> as well, should the default be to allow undordered sequences?
>>>
>>> I mean not having to set this through the build scripts, or otherwise.
>>>
>>> Rather, enable strictordering if only you want to.
>>>
>>> Jaikiran Pai wrote:
>>>> I have now added this property to the server-config in 
>>>> org.jboss.test:jboss-test project 
>>>> https://svn.jboss.org/repos/jbossas/projects/test/trunk/src/main/resources/server-config.xml 
>>>>
>>>>
>>>> This will prevent server startup issues in testsuites of projects 
>>>> (like EJB3) which depend on org.jboss.test:jboss-test. Version 
>>>> 1.1.5-SNAPSHOT of org.jboss.test:jboss-test has been deployed in 
>>>> repo with this change.
>>>>
>>>> regards,
>>>> -Jaikiran
>>>>
>>>>
>>>>
>>>> Jason T. Greene wrote:
>>>>> Ah yeah, noticed this as well. I updated all server configs to 
>>>>> include this for now. So far it looks like this resolves the issue.
>>>>>
>>>>> Shelly McGowan wrote:
>>>>>>
>>>>>> Jason,
>>>>>>
>>>>>> When starting the minimal server from the command line; i.e.,
>>>>>>
>>>>>> ./run.sh -c minimal
>>>>>>
>>>>>> -Dxb.builder.useUnorderedSequence=true is passed in via:
>>>>>>
>>>>>> JAVA_OPTS="$JAVA_OPTS -Dxb.builder.useUnorderedSequence=true"
>>>>>>
>>>>>> But this property is not passed in when starting the test configs
>>>>>>
>>>>>>
>>>>>> Shelly
>>>>>>
>>>>>>
>>>>>> ----- Original Message -----
>>>>>> From: "Jason T. Greene" <jason.greene at redhat.com>
>>>>>> To: "JBoss.org development list" <jboss-development at lists.jboss.org>
>>>>>> Sent: Tuesday, April 7, 2009 2:15:10 PM GMT -05:00 US/Canada Eastern
>>>>>> Subject: Re: [jboss-dev] changes in parsing with xb
>>>>>>
>>>>>>
>>>>>> Anyone else see this? It is working for me
>>>>>>
>>>>>> Carlo de Wolf wrote:
>>>>>>> Testsuite shows a 100% regression as minimal fails to boot up.
>>>>>>>
>>>>>>> Failed to boot JBoss:
>>>>>>> org.jboss.xb.binding.JBossXBException: Failed to parse source: 
>>>>>>> file:/home/hudson/.hudson/jobs/JBoss-AS-5.x-TestSuite-sun15/workspace/Branch_5_x/build/output/jboss-5.1.0.CR1/server/minimal/conf/bootstrap/deployers.xml at 46,56 
>>>>>>>
>>>>>>> Caused by: org.jboss.xb.binding.JBossXBRuntimeException: 
>>>>>>> {urn:jboss:bean-deployer:2.0}incallback cannot appear in this 
>>>>>>> position. Expected content of {urn:jboss:bean-deployer:2.0}bean 
>>>>>>> is sequence: {urn:jboss:bean-deployer:2.0}alias* 
>>>>>>> {urn:jboss:bean-deployer:2.0}related-class* 
>>>>>>> {urn:jboss:bean-deployer:2.0}annotation* 
>>>>>>> {urn:jboss:bean-deployer:2.0}classloader? 
>>>>>>> {urn:jboss:bean-deployer:2.0}constructor? 
>>>>>>> {urn:jboss:bean-deployer:2.0}property* 
>>>>>>> {urn:jboss:bean-deployer:2.0}create? 
>>>>>>> {urn:jboss:bean-deployer:2.0}start? 
>>>>>>> {urn:jboss:bean-deployer:2.0}stop? 
>>>>>>> {urn:jboss:bean-deployer:2.0}destroy? 
>>>>>>> {urn:jboss:bean-deployer:2.0}depends* 
>>>>>>> {urn:jboss:bean-deployer:2.0}demand* 
>>>>>>> {urn:jboss:bean-deployer:2.0}supply* 
>>>>>>> {urn:jboss:bean-deployer:2.0}install* 
>>>>>>> {urn:jboss:bean-deployer:2.0}uninstall* 
>>>>>>> {urn:jboss:bean-deployer:2.0}incallback* 
>>>>>>> {urn:jboss:bean-deployer:2.0}uncallback*
>>>>>>>
>>>>>>> I'm inclined to do a rollback, because anything coming in *must* 
>>>>>>> be backwards compatible.
>>>>>>> A log.warn instead of a failure would have been better.
>>>>>>>
>>>>>>> I'll give it 24 hours to be fixed.
>>>>>>>
>>>>>>> Your friendly BOFH,
>>>>>>>
>>>>>>> Carlo
>>>>>>>
>>>>>>> Alexey Loubyansky wrote:
>>>>>>>> There have been many fixes in the last two beta releases of XB 
>>>>>>>> that will affect AS and other users.
>>>>>>>> Most noticeable changes/fixes are related to internal 
>>>>>>>> navigation across schema structures during XML parsing. In 
>>>>>>>> simple words, XB is now (much) more sensitive to validation 
>>>>>>>> issues (incorrect element order, etc).
>>>>>>>> Some files that could be parsed before, now (with default 
>>>>>>>> settings) won't. WRT AS it would be e.g. vfs, aop xml etc.
>>>>>>>>
>>>>>>>> To workaround this, you can set system property 
>>>>>>>> xb.builder.useUnorderedSequence to true. This will make the 
>>>>>>>> order in which elements from a sequence appear in xml not 
>>>>>>>> important.
>>>>>>>> Alternatively, you can call 
>>>>>>>> JBossXBBuilder.setUseUnorderedSequence(boolean value) or use 
>>>>>>>> annotation 
>>>>>>>> @JBossXmlModelGroup(kind=JBossXmlConstants.MODEL_GROUP_UNORDERED_SEQUENCE) 
>>>>>>>> to bind classes to unordered sequences.
>>>>>>>>
>>>>>>>> But this has to remain a workaround, not the default. There has 
>>>>>>>> to be a good reason to use unordered sequences. Fix your XML 
>>>>>>>> and binding now.
>>>>>>>>
>>>>>>>> The latest XB has not been integrated into the AS yet 
>>>>>>>> (although, I ran some tests from the AS testsuite locally) due 
>>>>>>>> to dependency on changes in VFS and deployers:
>>>>>>>> https://jira.jboss.org/jira/browse/JBVFS-99
>>>>>>>> https://jira.jboss.org/jira/browse/JBDEPLOY-173
>>>>>>>>
>>>>>>>> The latest metadata release (1.0.0.CR17) requires at least XB 
>>>>>>>> 2.0.1.Beta3.
>>>>>>>>
>>>>>>>> If you are using XB, please, try the latest beta.
>>>>>>>>
>>>>>>>> Here are release notes for XB 2.0.1.Beta3
>>>>>>>> https://jira.jboss.org/jira/secure/ReleaseNote.jspa?version=12313320&styleName=Html&projectId=10069 
>>>>>>>>
>>>>>>>>
>>>>>>>> and XB 2.0.1.Beta2
>>>>>>>> https://jira.jboss.org/jira/secure/ReleaseNote.jspa?version=12313217&styleName=Html&projectId=10069 
>>>>>>>>
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>>>>>>
>>>>>
>>>>>
>>>>
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