[infinispan-dev] Query iterator question

[Navin Surtani]

On 23 Nov 2009, at 21:23, Manik Surtani wrote:

> This is a known issue - but we are going to have this resolved  
> before the next CR release.

Yeah this is a known issue - and we're gonna work on having this  
solved ASAP.

>
> 	https://jira.jboss.org/jira/browse/ISPN-287
>
> Cheers
> Manik
>
> On 20 Nov 2009, at 23:38, Bryan Grunow wrote:
>
>> I didn’t get an answer on the message board so I figured I’d try  
>> here.
>>
>> I can only get query results from the cache if the key in the cache  
>> is a String.

Yup that's right, I will update the wiki as well so that other users  
do not have this problem.

>>
>> I looked at the code in LazyIterator (I didn't check EagerIterator  
>> since it fails so I'm assuming the code is similar) and there is a  
>> line that retrieves the documentId from the extractor and casts it  
>> as a String.
>>
>> The cast works but the documentId (the key) is entered in the cache  
>> as an Integer so the lookup fails. The result count is correct so I  
>> know it finds the results correctly but the lookup fails so I get a  
>> null in the iterator.


Again, yes this will happen because you will try and do a cache.get()  
on the String representation of your integer as opposed to the integer  
itself. Hence the Cache will return you a null :-).


>>
>> Thanks,
>>
>> Bryan
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>
> --
> Manik Surtani
> manik at jboss.org
> Lead, Infinispan
> Lead, JBoss Cache
> http://www.infinispan.org
> http://www.jbosscache.org
>
>
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Navin Surtani

Intern Infinispan
Intern JBoss Cache Searchable

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