See: Description
Package | Description |
---|---|
org.apache.lucene |
Top-level package.
|
org.apache.lucene.analysis |
API and code to convert text into indexable/searchable tokens.
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org.apache.lucene.analysis.standard |
Standards-based analyzers implemented with JFlex.
|
org.apache.lucene.analysis.standard.std31 |
Backwards-compatible implementation to match
Version.LUCENE_31 |
org.apache.lucene.analysis.standard.std34 |
Backwards-compatible implementation to match
Version.LUCENE_34 |
org.apache.lucene.analysis.tokenattributes |
Useful
Attribute s for text analysis. |
org.apache.lucene.document |
The logical representation of a
Document for indexing and searching. |
org.apache.lucene.index |
Code to maintain and access indices.
|
org.apache.lucene.messages |
For Native Language Support (NLS), system of software internationalization.
|
org.apache.lucene.queryParser |
A simple query parser implemented with JavaCC.
|
org.apache.lucene.search |
Code to search indices.
|
org.apache.lucene.search.function |
Programmatic control over documents scores.
|
org.apache.lucene.search.payloads |
The payloads package provides Query mechanisms for finding and using payloads.
|
org.apache.lucene.search.spans |
The calculus of spans.
|
org.apache.lucene.store |
Binary i/o API, used for all index data.
|
org.apache.lucene.util |
Some utility classes.
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org.apache.lucene.util.collections |
Various optimized Collections implementations.
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org.apache.lucene.util.encoding |
Offers various encoders and decoders for integers, as well as the
mechanisms to create new ones.
|
org.apache.lucene.util.fst |
Finite state transducers
|
org.apache.lucene.util.packed |
The packed package provides random access capable arrays of positive longs.
|
Package | Description |
---|---|
org.apache.lucene.analysis.ar |
Analyzer for Arabic.
|
org.apache.lucene.analysis.bg |
Analyzer for Bulgarian.
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org.apache.lucene.analysis.br |
Analyzer for Brazilian Portuguese.
|
org.apache.lucene.analysis.ca |
Analyzer for Catalan.
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org.apache.lucene.analysis.charfilter |
CharFilters: process text before the Tokenizer
|
org.apache.lucene.analysis.cjk |
Analyzer for Chinese, Japanese, and Korean, which indexes bigrams (overlapping groups of two adjacent Han characters).
|
org.apache.lucene.analysis.cn |
Analyzer for Chinese, which indexes unigrams (individual chinese characters).
|
org.apache.lucene.analysis.cn.smart |
Analyzer for Simplified Chinese, which indexes words.
|
org.apache.lucene.analysis.cn.smart.hhmm |
SmartChineseAnalyzer Hidden Markov Model package.
|
org.apache.lucene.analysis.compound |
A filter that decomposes compound words you find in many Germanic
languages into the word parts.
|
org.apache.lucene.analysis.compound.hyphenation |
The code for the compound word hyphenation is taken from the Apache FOP project.
|
org.apache.lucene.analysis.cz |
Analyzer for Czech.
|
org.apache.lucene.analysis.da |
Analyzer for Danish.
|
org.apache.lucene.analysis.de |
Analyzer for German.
|
org.apache.lucene.analysis.el |
Analyzer for Greek.
|
org.apache.lucene.analysis.en |
Analyzer for English.
|
org.apache.lucene.analysis.es |
Analyzer for Spanish.
|
org.apache.lucene.analysis.eu |
Analyzer for Basque.
|
org.apache.lucene.analysis.fa |
Analyzer for Persian.
|
org.apache.lucene.analysis.fi |
Analyzer for Finnish.
|
org.apache.lucene.analysis.fr |
Analyzer for French.
|
org.apache.lucene.analysis.ga |
Analysis for Irish.
|
org.apache.lucene.analysis.gl |
Analyzer for Galician.
|
org.apache.lucene.analysis.hi |
Analyzer for Hindi.
|
org.apache.lucene.analysis.hu |
Analyzer for Hungarian.
|
org.apache.lucene.analysis.hunspell |
Stemming TokenFilter using a Java implementation of the
Hunspell stemming algorithm.
|
org.apache.lucene.analysis.hy |
Analyzer for Armenian.
|
org.apache.lucene.analysis.icu |
Analysis components based on ICU
|
org.apache.lucene.analysis.icu.segmentation |
Tokenizer that breaks text into words with the Unicode Text Segmentation algorithm.
|
org.apache.lucene.analysis.icu.tokenattributes |
Additional ICU-specific Attributes for text analysis.
|
org.apache.lucene.analysis.id |
Analyzer for Indonesian.
|
org.apache.lucene.analysis.in |
Analysis components for Indian languages.
|
org.apache.lucene.analysis.it |
Analyzer for Italian.
|
org.apache.lucene.analysis.ja |
Analyzer for Japanese.
|
org.apache.lucene.analysis.ja.dict |
Kuromoji dictionary implementation.
|
org.apache.lucene.analysis.ja.tokenattributes |
Additional Kuromoji-specific Attributes for text analysis.
|
org.apache.lucene.analysis.ja.util |
Kuromoji utility classes.
|
org.apache.lucene.analysis.lv |
Analyzer for Latvian.
|
org.apache.lucene.analysis.miscellaneous |
Miscellaneous TokenStreams
|
org.apache.lucene.analysis.ngram |
Character n-gram tokenizers and filters.
|
org.apache.lucene.analysis.nl |
Analyzer for Dutch.
|
org.apache.lucene.analysis.no |
Analyzer for Norwegian.
|
org.apache.lucene.analysis.path |
Analysis components for path-like strings such as filenames.
|
org.apache.lucene.analysis.payloads |
Provides various convenience classes for creating payloads on Tokens.
|
org.apache.lucene.analysis.phonetic |
Analysis components for phonetic search.
|
org.apache.lucene.analysis.pl |
Analyzer for Polish.
|
org.apache.lucene.analysis.position |
Filter for assigning position increments.
|
org.apache.lucene.analysis.pt |
Analyzer for Portuguese.
|
org.apache.lucene.analysis.query |
Automatically filter high-frequency stopwords.
|
org.apache.lucene.analysis.reverse |
Filter to reverse token text.
|
org.apache.lucene.analysis.ro |
Analyzer for Romanian.
|
org.apache.lucene.analysis.ru |
Analyzer for Russian.
|
org.apache.lucene.analysis.shingle |
Word n-gram filters
|
org.apache.lucene.analysis.sinks |
Implementations of the SinkTokenizer that might be useful.
|
org.apache.lucene.analysis.snowball |
TokenFilter and Analyzer implementations that use Snowball
stemmers. |
org.apache.lucene.analysis.stempel |
Stempel: Algorithmic Stemmer
|
org.apache.lucene.analysis.sv |
Analyzer for Swedish.
|
org.apache.lucene.analysis.synonym |
Analysis components for Synonyms.
|
org.apache.lucene.analysis.th |
Analyzer for Thai.
|
org.apache.lucene.analysis.tr |
Analyzer for Turkish.
|
org.apache.lucene.analysis.util |
Utility functions for text analysis.
|
org.apache.lucene.analysis.wikipedia |
Tokenizer that is aware of Wikipedia syntax.
|
org.egothor.stemmer |
Egothor stemmer API.
|
org.tartarus.snowball |
Snowball stemmer API.
|
org.tartarus.snowball.ext |
Autogenerated snowball stemmer implementations.
|
Package | Description |
---|---|
org.apache.lucene.benchmark |
The benchmark contribution contains tools for benchmarking Lucene using standard, freely available corpora.
|
org.apache.lucene.benchmark.byTask |
Benchmarking Lucene By Tasks.
|
org.apache.lucene.benchmark.byTask.feeds |
Sources for benchmark inputs: documents and queries.
|
org.apache.lucene.benchmark.byTask.feeds.demohtml |
Example html parser based on JavaCC
|
org.apache.lucene.benchmark.byTask.programmatic |
Sample performance test written programmatically - no algorithm file is needed here.
|
org.apache.lucene.benchmark.byTask.stats |
Statistics maintained when running benchmark tasks.
|
org.apache.lucene.benchmark.byTask.tasks |
Extendable benchmark tasks.
|
org.apache.lucene.benchmark.byTask.utils |
Utilities used for the benchmark, and for the reports.
|
org.apache.lucene.benchmark.quality |
Search Quality Benchmarking.
|
org.apache.lucene.benchmark.quality.trec |
Utilities for Trec related quality benchmarking, feeding from Trec Topics and QRels inputs.
|
org.apache.lucene.benchmark.quality.utils |
Miscellaneous utilities for search quality benchmarking: query parsing, submission reports.
|
org.apache.lucene.benchmark.utils |
Benchmark Utility functions.
|
Package | Description |
---|---|
org.apache.lucene.collation |
CollationKeyFilter
converts each token into its binary CollationKey using the
provided Collator , and then encode the CollationKey
as a String using
IndexableBinaryStringTools , to allow it to be
stored as an index term. |
Package | Description |
---|---|
org.apache.lucene.demo |
Demo applications for indexing and searching.
|
Package | Description |
---|---|
org.apache.lucene.facet |
Provides faceted indexing and search capabilities.
|
org.apache.lucene.facet.enhancements |
Enhanced category features
|
org.apache.lucene.facet.enhancements.association |
Association category enhancements
|
org.apache.lucene.facet.enhancements.params |
Enhanced category features
|
org.apache.lucene.facet.index |
Indexing of document categories
|
org.apache.lucene.facet.index.attributes |
Category attributes and their properties for indexing
|
org.apache.lucene.facet.index.categorypolicy |
Policies for indexing categories
|
org.apache.lucene.facet.index.params |
Indexing-time specifications for handling facets
|
org.apache.lucene.facet.index.streaming |
Expert: attributes streaming definition for indexing facets
|
org.apache.lucene.facet.search |
Faceted Search API
|
org.apache.lucene.facet.search.aggregator |
Aggregating Facets during Faceted Search
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org.apache.lucene.facet.search.aggregator.association |
Association-based aggregators.
|
org.apache.lucene.facet.search.cache |
Caching to speed up facets accumulation.
|
org.apache.lucene.facet.search.params |
Parameters for Faceted Search
|
org.apache.lucene.facet.search.params.association |
Association-based Parameters for Faceted Search.
|
org.apache.lucene.facet.search.results |
Results of Faceted Search
|
org.apache.lucene.facet.search.sampling |
Sampling for facets accumulation
|
org.apache.lucene.facet.taxonomy |
Taxonomy of Categories
|
org.apache.lucene.facet.taxonomy.directory |
Taxonomy implemented using a Lucene-Index
|
org.apache.lucene.facet.taxonomy.writercache |
Improves indexing time by caching a map of CategoryPath to their Ordinal
|
org.apache.lucene.facet.taxonomy.writercache.cl2o |
Category->Ordinal caching implementation using an optimized data-structures
|
org.apache.lucene.facet.taxonomy.writercache.lru |
An LRU cache implementation for the CategoryPath to Ordinal map
|
org.apache.lucene.facet.util |
Various utilities for faceted search
|
Package | Description |
---|---|
org.apache.lucene.search.grouping |
This module enables search result grouping with Lucene, where hits
with the same value in the specified single-valued group field are
grouped together.
|
Package | Description |
---|---|
org.apache.lucene.search.highlight |
The highlight package contains classes to provide "keyword in context" features
typically used to highlight search terms in the text of results pages.
|
org.apache.lucene.search.vectorhighlight |
This is an another highlighter implementation.
|
Package | Description |
---|---|
org.apache.lucene.store.instantiated |
InstantiatedIndex, alternative RAM store for small corpora.
|
Package | Description |
---|---|
org.apache.lucene.search.join |
This modules support index-time and query-time joins.
|
Package | Description |
---|---|
org.apache.lucene.index.memory |
High-performance single-document main memory Apache Lucene fulltext search index.
|
Package | Description |
---|---|
org.apache.lucene.misc |
Miscellaneous index tools.
|
Package | Description |
---|---|
org.apache.lucene.index.pruning |
Static Index Pruning Tools
|
Package | Description |
---|---|
org.apache.lucene.search.regex |
Regular expression Query.
|
org.apache.lucene.search.similar |
Document similarity query generators.
|
Package | Description |
---|---|
org.apache.lucene.queryParser.analyzing |
QueryParser that passes Fuzzy-, Prefix-, Range-, and WildcardQuerys through the given analyzer.
|
org.apache.lucene.queryParser.complexPhrase |
QueryParser which permits complex phrase query syntax eg "(john jon jonathan~) peters*"
|
org.apache.lucene.queryParser.core |
Contains the core classes of the flexible query parser framework
|
org.apache.lucene.queryParser.core.builders |
Contains the necessary classes to implement query builders
|
org.apache.lucene.queryParser.core.config |
Contains the base classes used to configure the query processing
|
org.apache.lucene.queryParser.core.messages |
Contains messages usually used by query parser implementations
|
org.apache.lucene.queryParser.core.nodes |
Contains query nodes that are commonly used by query parser implementations
|
org.apache.lucene.queryParser.core.parser |
Contains the necessary interfaces to implement text parsers
|
org.apache.lucene.queryParser.core.processors |
Interfaces and implementations used by query node processors
|
org.apache.lucene.queryParser.core.util |
Utility classes to used with the Query Parser
|
org.apache.lucene.queryParser.ext |
Extendable QueryParser provides a simple and flexible extension mechanism by overloading query field names.
|
org.apache.lucene.queryParser.precedence |
This package contains the Precedence Query Parser Implementation
|
org.apache.lucene.queryParser.precedence.processors |
This package contains the processors used by Precedence Query Parser
|
org.apache.lucene.queryParser.standard |
Contains the implementation of the Lucene query parser using the flexible query parser frameworks
|
org.apache.lucene.queryParser.standard.builders |
Standard Lucene Query Node Builders
|
org.apache.lucene.queryParser.standard.config |
Standard Lucene Query Configuration
|
org.apache.lucene.queryParser.standard.nodes |
Standard Lucene Query Nodes
|
org.apache.lucene.queryParser.standard.parser |
Lucene Query Parser
|
org.apache.lucene.queryParser.standard.processors |
Lucene Query Node Processors
|
org.apache.lucene.queryParser.surround.parser |
This package contains the QueryParser.jj source file for the Surround parser.
|
org.apache.lucene.queryParser.surround.query |
This package contains SrndQuery and its subclasses.
|
Package | Description |
---|---|
org.apache.lucene.spatial |
Support for geospatial search.
|
org.apache.lucene.spatial.geohash |
Support for Geohash encoding, decoding, and filtering.
|
org.apache.lucene.spatial.geometry |
Coordinate and distance representations.
|
org.apache.lucene.spatial.geometry.shape |
Shape representations.
|
org.apache.lucene.spatial.tier |
Support for filtering based upon geographic location.
|
org.apache.lucene.spatial.tier.projections |
Spatial projections.
|
Package | Description |
---|---|
org.apache.lucene.search.spell |
Suggest alternate spellings for words.
|
org.apache.lucene.search.suggest |
Support for Autocomplete/Autosuggest
|
org.apache.lucene.search.suggest.fst |
Finite-state based autosuggest.
|
org.apache.lucene.search.suggest.jaspell |
JaSpell-based autosuggest.
|
org.apache.lucene.search.suggest.tst |
Ternary Search Tree based autosuggest.
|
Package | Description |
---|---|
org.apache.lucene.xmlparser |
Parser that produces Lucene Query objects from XML streams.
|
org.apache.lucene.xmlparser.builders |
Builders to support various Lucene queries.
|