sounds reasonable to me
Ian
On 8 November 2016 at 10:14, Andrea Aime <andrea.a...@geo-solutions.it>
wrote:
> Hi,
> on the GeoServer devel list we have been discussing the ability to clear a
> feature type cache in ContentDataStore with
> minimal disruption to other ongoing activities:
> http://osgeo-org.1560.x6.nabble.com/Exposing-the-
> ability-to-reload-a-feature-type-in-the-REST-API-td5294306.html
>
> Now, the solution reached there works fine for ContentDataStore
> implementations, but still leaves out
> datastore wrappers and other direct implementation of DataStore/DataAccess.
>
> I still don't have a go to work on this, so this is not a formal proposal,
> instead it's a community check.
> How about we add a new method to the DataAccess interface that allows
> flushing a store cached information
> about a certain feature type?
> E.g., leveraging Java 8 default methods:
>
> /**
> * Drops caches related to the specified feature type. The implementation
> will rebuild the feature type definition either
> * immediately, or on a as-needed basis in subsequent method calls.
> */
> public void reloadFeatureType(Name typeName) {
> // no op default implementation
> }
>
> ContentDataStore will implement such method by getting the content entry
> and flushing the state attached to
> Transaction.AUTO_COMMIT, other wrappers (there are several) will delegate
> to the underlying store.
>
> Opinions?
>
> As said, at the moment this is an exploration, I'm checking what ought to
> be done in order to avoid surprises
> later, once I get the approval to work on this I'll make a formal proposal
> (right now I can't, since it would be
> un-funded).
>
> Cheers
> Andrea
>
>
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