# Package org.apache.lucene.collation

Unicode Collation support.

See: Description

Class Summary
Class | Description
--- | ---
ICUCollationAttributeFactory | Converts each token into its `CollationKey`, and then encodes bytes as an index term.
ICUCollationDocValuesField | Indexes collation keys as a single-valued `SortedDocValuesField`.
ICUCollationKeyAnalyzer | Configures `KeywordTokenizer` with `ICUCollationAttributeFactory`.
ICUCollationKeyFilter | Deprecated Use `ICUCollationAttributeFactory` instead, which encodes terms directly as bytes.
ICUCollationKeyFilterFactory | Deprecated use `ICUCollationKeyAnalyzer` instead.

## Package org.apache.lucene.collation Description

Unicode Collation support.