Title: Apache Lucene™ 5.2.1 available category: core/news URL: save_as:

The Lucene PMC is pleased to announce the release of Apache Lucene 5.2.1

Apache Lucene is a high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform.

This release contains various bug fixes and optimizations since the 5.2.0 release.

The release is available for immediate download at: https://www.apache.org/dyn/closer.lua/lucene/java/5.2.1

Lucene 5.2.1 includes 3 bug fixes:

• Fix class loading deadlock relating to Codec initialization, default codec and SPI discovery.
• NRT readers now reflect a new commit even if there is no change to the commit user data
• Queries now get a dummy Similarity when scores are not needed in order to not load unnecessary information like norms

See the CHANGES.txt file included with the release for a full list of changes and further details.