[jboss-as7-dev] Datasource name - DefaultDS instead of H2DS?

Jesper Pedersen jesper.pedersen at jboss.org
Wed Apr 20 09:19:05 EDT 2011


On Wednesday, April 20, 2011 05:14:25 AM Jaikiran Pai wrote:
> I see that we ship a datasource out of the box and is available at
> java:/H2DS
> 
> 12:59:31,816 INFO  [org.jboss.as.connector.subsystems.datasources] (MSC
> service thread 1-4) Bound JDBC Data-source [java:/H2DS]
> 
> Would it be better to make it available at java:/DefaultDS? I am sure
> there are many quick start/example/demo applications out there which use
> java:DefaultDS for such simple examples. It would make it easier to use
> those examples in AS7, without having to change them, if we stick with
> the older name. Thoughts?

A couple of thoughts.

1) If we ship with one enabled out of the box I will leave to Jason to decide 
- why not save the boot time if we don't need it ?

2) We should try and limit (eliminate) subsystem/service dependency on an 
active database.

3) Having the name as 'DefaultDS' would leave the impression that the AS is 
using the database.

I think a better route is to have the demos/samples/... just use the 
deployment api - through a script to the CLI f.ex. - to create the necessary 
resources and deploy their application.

That would better showcase the new cool way of doing deployments.

Best regards,
 Jesper



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