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From Mahler Thomas <thomas.mah...@itellium.com>
Subject RE: [RT] JDO-lite
Date Mon, 16 Feb 2004 08:11:46 GMT
Hi Brian,

> -----Original Message-----
> From: Brian McCallister [mailto:mccallister@forthillcompany.com]
> Sent: Sunday, February 15, 2004 7:21 PM
> To: OJB Developers List
> Subject: [RT] JDO-lite
> 
> 
> I would like consider building a JDO-like interface on top of the OTM.
> 
> I say JDO-like as it won't support the full spec -- just everything 
> which does not require bytecode enhancement. From my initial 
> foray this 
> would appear to be everything except allowing casts to 
> PersistenceCapable.

cool idea!
Did you have a look a Matthews stuff in src/java/org/apache/ojb/jdo ?
I guess it's pretty close to your JDO-lite idea. 
I guess with some additional we should have some working code quite soon.

cheers,
Thomas


> 
>  From the client perspective, as long as client code doesn't use that 
> cast, the JDO-lite API will behave exactly like a full JDO API. Code 
> which runs against the JDORI or Kodo will run against OJB JDO-lite 
> equally well. The configuration will be different (no .jdo files, no 
> bytecode enhancement step) but the java code will be the same.
> 
> The main benefits to this are that it provides the useful 
> parts of JDO 
> (the standard client API) without adding any additional configuration 
> or build requirements on top of existing OJB configs. It will 
> be built 
> directly on top of the OTM so that OTM 
> queries/transactions/etc will be 
> 100% compatible so multiple API's can be used in the same app.
> 
> -Brian
> 
> ps: the RT is a cocoon-ism for a Random Thought thread
> 
> 
> 
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