Metadata in kioslaves

Jeff Mitchell kde-dev at emailgoeshere.com
Fri Jul 20 23:33:23 BST 2007


David Faure wrote:
> On Wednesday 18 July 2007, Jeff Mitchell wrote:
>   
>> So, the questions:
>> 1) KIO::Job::queryMetaData says "(Valid when first data is received 
>> and/or slave is finished)"  Does this imply that I cannot, at any given 
>> point, simply call queryMetaData with a specific key?
>>     
> You can, but only once the slave has started to send something back to the 
> application, not before, that's what this means.
>
>   
>> KIO::SlaveBase::metaData doesn't mention any such restriction.  If there 
>> are restrictions on when queryMetaData could be called, what exactly are 
>> they?  Because for what I'm doing I don't see the relevance to data() or 
>> finished().
>>     
> Right. Initially metadata was in TransferJob only (get and put), which is why the
> outdated documentation refers to data(). Now that metadata is available to any
> job, it should probably say "valid after the slave starts processing this job" or something.
>   

So if I read this right, accessing a slave's base folder (which would do 
a stat, causing statEntry() and finished() to be called) would be enough 
to allow me to from that point on access metadata at will?

Thanks,
Jeff




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