Hi,
If the timestamps are attributtes, then you just need to create a query
that sorts by that attributte, and then you can go through the result
list. Like there is no special function to get a feature which id is
exactly before an other feature's id. (or is there?)
Peter
Sunburned Surveyor wrote:
> I know that working with time (temporal features) in GIS can get
> really complex really quickly, but I want to cautiously ask about
> existing support in GeoTools for SimpleFeatures with one or more
> temporal attributes.
>
> I know that Peter began to explore this area a little bit with his GPX
> code, and there are a couple of Temporal classes there. Is there other
> temporal support in GeoTools?
>
> What I'm looking for is pretty simple. Here is an example:
>
> Given a set of SimpleFeature objects that represent waypoints, find
> the waypoint in the set that is immediately "before" a given waypoint
> in the set. Here is what the method signature might look like:
>
> public void getWaypointImmediatelyBefore(Collection<WaypointSimpleFeature>
> argWaypoints)
> {
> // Implementation goes here...
> }
>
> There would be other similar, but simple methods. I thought I would
> bounce this by the mailing list before I took off on my own crazy
> implementation using Joda. I don't know if a "temporal feature" is
> something that could be abstracted with an interface, but maybe
> someone has already done it!
>
> Thanks for any suggestions.
>
> Landon
>
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