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  1. Home
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  3. LocationTech
  4. LocationTech JTS Topology...
  5. 1.18.2

LocationTech JTS Topology Suite™ 1.18.2

Primary tabs

  • Overview(active tab)
  • Release Plan
  • Review Information

Version 1.18.2

Release Date: 08/27/2021

API Changes

  • Move IsSimpleOp to org.locationtech.jts.operation.valid package (#717)

Functionality Improvements

  • Add GeometryFixer class (#704)
  • Improve design and performance of IsSimpleOp (#717, #754)
  • Improve design and perforance of IsValidOp (#743, #748, #755, #756, #757)
  • Fix SortedPackedIntervalRtree to be thread-safe (fixes PreparedPolygon too) (#746)

Bug Fixes

  • Fix InteriorPoint to handle partially-empty collections (#698)
  • Fix MultiPoint.isValid to check validity correctly (#700)
  • Fix WKTReader and WKTWriter handling of collections with all empty elements (#702)
  • Fix HalfEdge.prev() method (#703)
  • Fix BufferOp to remove invalid elements caused by inverted ring curves (#706)
  • Fix IsSimpleOp duplicate lines bug (#716)
  • Fix Angle.interiorAngle to produce interior angle correctly (#721)
  • Fix IsValidOp to correctly report invalidity for certain kinds of LinearRings (#737)
  • Fix GeometryPrecisionReducer to support the "keep collapsed components" semantics (#738)
  • Fix VoronoiDiagramBuilder to respect user-provided clip envelope (#740)
Release Date: 
Friday, August 27, 2021
Release Type: 
Service release (bug fixes only)

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LocationTech JTS Topology Suite™

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Project Hierarchy:

  • LocationTech
  • LocationTech JTS Topology Suite™

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