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From Andy Jefferson <a...@jpox.org>
Subject Re: Collections of interfaces
Date Fri, 29 Apr 2005 18:59:48 GMT
> Is it still required to use "implementation-classes" with a persistent
> field defined as an interface?

No. <implements> provides the default list of classes implementing an 
interface field, so you could just use that.

"implementation-classes" is there so that people can define (if they want) 
that a particular interface field accepts only specific implementation 

Hope that makes sense.

Java Persistent Objects JDO - JPOX

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