locationtech / locationtech/jts
nearestNeighbourAsStream
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- Dominant language
- Java
- Stars
- 2.2k
- Forks
- 475
- Avg merge
- 14d 10h
- Merged PRs (30d)
- 1
Description
Calculate
org.locationtech.jts.index.strtree.STRtree#nearestNeighbour(org.locationtech.jts.geom.Envelope, java.lang.Object, org.locationtech.jts.index.strtree.ItemDistance, int)org.locationtech.jts.index.strtree.STRtree#nearestNeighbour(org.locationtech.jts.geom.Envelope, java.lang.Object, org.locationtech.jts.index.strtree.ItemDistance)
lazily.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start in org.locationtech.jts.index.strtree.STRtree at the two nearestNeighbour overloads named in the issue, and trace how they calculate their results. Define the lazy streaming behavior and verify that both overloads produce their nearest-neighbour results without eager calculation.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- backend
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100