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https://issues.apache.org/jira/browse/UIMA-2830?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Richard Eckart de Castilho updated UIMA-2830:
---------------------------------------------
    Fix Version/s:     (was: 2.2.0uimaFIT)
                   2.3.0uimaFIT

> Expose FSIterator via (J)CasUtil.select*() methods where applicable
> -------------------------------------------------------------------
>
>                 Key: UIMA-2830
>                 URL: https://issues.apache.org/jira/browse/UIMA-2830
>             Project: UIMA
>          Issue Type: Improvement
>          Components: uimaFIT
>            Reporter: Richard Eckart de Castilho
>            Assignee: Richard Eckart de Castilho
>            Priority: Minor
>             Fix For: 2.3.0uimaFIT
>
>
> Some of the uimaFIT (J)CasUtil "select" methods work directly on an FSIndex 
> or FSIterator. In those cases, it would be nice if the methods didn't just 
> return a Collection, but some FSCollection<T> in which the iterator() method 
> returns an FSIterator<T>.
> At least in those cases were an AnnotationIndex is used, it would be possible 
> to actually return something that implements Collection<T> and FSIndex<T>, so 
> it can be used in constructors like new ArrayList(...), in modern-style for 
> loops, and for type-save access to the index. 
> In those cases were an FSIterator is used because the type searched for is 
> not an annotation, the FSIndex<T> interface is not a good choice, because it 
> contains several methods that cannot be implemented based only on FSIterator.
> So maybe two interfaces: FSCollection<T> based on FSIterator and 
> AnnotationCollection<T> based on FSIndex/AnnotationIndex.
> This mainly exposes more details of UIMA AnnotationIndex via CasUtil. 
> JCasUtil's select method doesn't make a different between FSes that inherit 
> from AnnotationFS or not. Here, the only benefit is getting access to an 
> FSIterator.



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