Bugs item #1046721, was opened at 2004-10-14 03:58
Message generated for change (Comment added) made by loubyansky
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Category: JBossCX
Group: v4.0
Status: Open
Resolution: None
Priority: 5
Submitted By: Adrian Brock (ejort)
Assigned to: Alexey Loubyansky (loubyansky)
Summary: DataSource metadata is incomplete/wrong

Initial Comment:
The DataSource metadata processing is incomplete/wrong.

1) The MBean does not belong in the JBoss JDBC resource
adapter.

This should neither depend on JMX or CMP.

I already have TODOs to remove the current dependencies
that have crept in so this RAR can be used outside of
the jboss server.

Besides, it is possible for db vendors to provide their
own resource adapters (cf Firebird) and this service
should still work.

If it belongs anywhere in the connector module (which I
don't think it does) it should be in a top level directory.

The created service is logically associated with the
connection factory deployment rather than the resource
adapter deployment anyway.

2) The metadata/typemapping is not documented in
jboss-ds-1_5.dtd

Additionally, the whole point of this file is to have a
flat namespace, why the metadata/typemapping?
There are plans to replace this config with a
programmatic javabean
style deployment.
I'm not sure how you fix this now it has been released
in 4.0.0

When I agreed to this, I said I didn't mind the -ds.xml
deployer creating the MBean, it is the obvious place to
put this configuration. But I said the implementation
should be elsewhere, i.e. in the server module (because
it uses the CMP metadata) or whatever jdbc abstraction
project is created in the future.

The service is used by the consumer of the DataSource
not the DataSource or the connection factory deployment.

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>Comment By: Alexey Loubyansky (loubyansky)
Date: 2004-10-18 15:57

Message:
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The Firebird issue was fixed (metadata wasn't defined for
connection factories).

So what needs to be done to fix this is just to move the
metadata related MBeans to another package, right?
And replace metadata/type-mapping with just metadata or just
type-mapping?

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Comment By: Adrian Brock (ejort)
Date: 2004-10-18 15:36

Message:
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Ok, so you say it shouldn't be in CMP 
(which I agree with) 
and I say it should be in the RAR
(which is where it is currently located).

I noticed somebody else raised a bug report about it not
working with
the Firebird rar?

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Comment By: Alexey Loubyansky (loubyansky)
Date: 2004-10-18 10:18

Message:
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The type-mapping metadata does not belong to CMP. The
metadata is JDBC specific and should be available to any
JDBC client. The class hierarchy is in CMP package for
historical reasons. That's why I thought it should be in
JDBC resource adaptor.

2) metadata is added to the dtd with type ANY for now.

----------------------------------------------------------------------

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