[jboss-as7-dev] Configuration of expression and system-properties (ejb3 subsystem)

[Wolf-Dieter Fink]

Create https://issues.jboss.org/browse/AS7-5125 for 1)

On 07/05/2012 04:02 PM, Jaikiran Pai wrote:
> There are 2 issues here:
>
> 1) The expression value validation isn't allowing empty values. So 
> internally it results in:
>
> org.jboss.as.controller.OperationFailedException [ "JBAS014704: '' is 
> an invalid value for parameter default-distinct-name. Values must have 
> a minimum length of 1 characters" ]
>
> 2) This real exception isn't reported during server startup and I 
> don't know the reason why.
>
> Please create separate JIRAs for this. I believe a fix for #1 would 
> involve overriding the String type attribute validator with an custom 
> validator which allows empty strings (since for default-distinct-name 
> a empty string is a valid value).
>
> -Jaikiran
> On Thursday 05 July 2012 11:46 AM, Wolf-Dieter Fink wrote:
>> No,
>> If I configure the EJB subsystem with a correct distinct-default 
>> everything works (see initial mail, "If I set property to XX...")
>>
>> My intention was to set the default-distinct name with an expression 
>> and use the default "",
>> so it it possible to use the same profile for different server-groups 
>> and configure the distinct name with a property.
>>
>> This works as long as I have a default different from "" or overwrite 
>> with a property different from "".
>> But if I don't want the distinct name and set "", no difference 
>> whether default or property, a execution with "no distinct name" will 
>> not work.
>>
>> I've looked into the source and play around with expressions and 
>> properties and it looks like that ${XY:} will set "" as I want and a 
>> property with value="" works either.
>> So I don't understand at the moment why this don't work for distinct 
>> name !?
>>
>> - Wolf
>>
>> On 07/05/2012 07:34 AM, Jaikiran Pai wrote:
>>> Sorry, I don't completely understand the issue. Are you saying that
>>> whatever distinct name you specify in the EJB3 subsystem is not being
>>> used by the deployed EJBs?
>>>
>>> -Jaikiran
>>> On Wednesday 04 July 2012 07:59 PM, Wolf-Dieter Fink wrote:
>>>> I want to set
>>>> <default-distinct-name value="${server.distinct.name:}"/> <!--
>>>> default to "" empty -->
>>>> for the ejb3 subsystem.
>>>>
>>>> If I look into the sources for ModelNode this should work, also do a
>>>> simple mail-class test ;)
>>>>
>>>> Also if I set later in the server-group
>>>> <system-properties><property name="server.distinct.name" value=""/>
>>>>
>>>> The result is the same:
>>>> EJBCLIENT000025: No EJB receiver available for handling 
>>>> [appName:apptwo,
>>>> moduleName:ejb, distinctName:]
>>>>
>>>> If I set property to "XX" or default-distinct-name to
>>>> "${server.distinct.name:XX}" (and don't set property)
>>>> everything works fine.
>>>>
>>>> I suppose that there is something wrong with the setting for the
>>>> receiver, but I don't see anything in TRACE level that give me an 
>>>> idea.
>>>>
>>>> Does anybody can help?
>>>>
>>>> - Wolf
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>>
>>
>