# Package org.eclipse.rdf4j.sail.lucene

- Interface Summary
  Interface | Description
  --- | ---
  BulkUpdater |
  DocumentDistance |
  DocumentResult | A document result or hit from a search query.
  DocumentScore |
  IndexableStatementFilter | Specifies a filter, which determines whether a statement should be included in the keyword index when performing complete reindexing.
  SearchDocument |
  SearchIndex | A SearchIndex is a one-stop-shop abstraction of a Lucene index.
  SearchQuery | Deprecated
  SearchQueryEvaluator |
  SearchQueryInterpreter |

- Class Summary
  Class | Description
  --- | ---
  AbstractLuceneIndex |
  AbstractReaderMonitor | ReaderMonitor holds IndexReader and IndexSearcher.
  AbstractSearchIndex |
  AbstractSearchQueryEvaluator |
  DistanceQuerySpec |
  DistanceQuerySpecBuilder |
  GeoRelationQuerySpec |
  GeoRelationQuerySpecBuilder |
  LuceneDocument |
  LuceneDocumentDistance |
  LuceneDocumentResult |
  LuceneDocumentScore |
  LuceneIndex | A LuceneIndex is a one-stop-shop abstraction of a Lucene index.
  LuceneIndexNIOFS | LuceneIndex which uses a NIOFSDirectory instead of MMapDirectory to avoid the JVM crash (see http:// stackoverflow.com/questions/8224843/jvm-crashes-on-lucene-datainput- readvint).
  LuceneQuery | Deprecated
  LuceneSail | A LuceneSail wraps an arbitrary existing Sail and extends it with support for full-text search on all Literals.
  LuceneSailBuffer | A buffer collecting all transaction operations (triples that need to be added, removed, clear operations) so that they can be executed at once during commit.
  LuceneSailBuffer.AddRemoveOperation |
  LuceneSailBuffer.ClearContextOperation |
  LuceneSailBuffer.ClearOperation |
  LuceneSailBuffer.Operation |
  LuceneSailConnection | Sail Connection Listener instead of implementing add/remove
  LuceneSailSchema | LuceneSailSchema defines predicates that can be used for expressing a Lucene query in a RDF query.
  QuerySpec | A QuerySpec holds information extracted from a TupleExpr corresponding with a single Lucene query.
  QuerySpecBuilder | A QueryInterpreter creates a set of QuerySpecs based on Lucene-related StatementPatterns that it finds in a TupleExpr.
  ReaderMonitor | ReaderMonitor holds IndexReader and IndexSearcher.
  SearchFields |
  SearchIndexQueryContextInitializer |
  SimpleBulkUpdater | A bulk updater that updates documents one-by-one.

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