Package | Description |
---|---|
org.apache.lucene |
Top-level package.
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org.apache.lucene.analysis |
Text analysis.
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org.apache.lucene.analysis.ar |
Analyzer for Arabic.
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org.apache.lucene.analysis.bg |
Analyzer for Bulgarian.
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org.apache.lucene.analysis.bn |
Analyzer for Bengali Language.
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org.apache.lucene.analysis.br |
Analyzer for Brazilian Portuguese.
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org.apache.lucene.analysis.ca |
Analyzer for Catalan.
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org.apache.lucene.analysis.charfilter |
Normalization of text before the tokenizer.
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org.apache.lucene.analysis.cjk |
Analyzer for Chinese, Japanese, and Korean, which indexes bigrams.
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org.apache.lucene.analysis.ckb |
Analyzer for Sorani Kurdish.
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org.apache.lucene.analysis.cn.smart |
Analyzer for Simplified Chinese, which indexes words.
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org.apache.lucene.analysis.cn.smart.hhmm |
SmartChineseAnalyzer Hidden Markov Model package.
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org.apache.lucene.analysis.commongrams |
Construct n-grams for frequently occurring terms and phrases.
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org.apache.lucene.analysis.compound |
A filter that decomposes compound words you find in many Germanic
languages into the word parts.
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org.apache.lucene.analysis.compound.hyphenation |
Hyphenation code for the CompoundWordTokenFilter.
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org.apache.lucene.analysis.core |
Basic, general-purpose analysis components.
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org.apache.lucene.analysis.custom |
A general-purpose Analyzer that can be created with a builder-style API.
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org.apache.lucene.analysis.cz |
Analyzer for Czech.
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org.apache.lucene.analysis.da |
Analyzer for Danish.
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org.apache.lucene.analysis.de |
Analyzer for German.
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org.apache.lucene.analysis.el |
Analyzer for Greek.
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org.apache.lucene.analysis.en |
Analyzer for English.
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org.apache.lucene.analysis.es |
Analyzer for Spanish.
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org.apache.lucene.analysis.eu |
Analyzer for Basque.
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org.apache.lucene.analysis.fa |
Analyzer for Persian.
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org.apache.lucene.analysis.fi |
Analyzer for Finnish.
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org.apache.lucene.analysis.fr |
Analyzer for French.
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org.apache.lucene.analysis.ga |
Analyzer for Irish.
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org.apache.lucene.analysis.gl |
Analyzer for Galician.
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org.apache.lucene.analysis.hi |
Analyzer for Hindi.
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org.apache.lucene.analysis.hu |
Analyzer for Hungarian.
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org.apache.lucene.analysis.hunspell |
Stemming TokenFilter using a Java implementation of the
Hunspell stemming algorithm.
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org.apache.lucene.analysis.hy |
Analyzer for Armenian.
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org.apache.lucene.analysis.id |
Analyzer for Indonesian.
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org.apache.lucene.analysis.in |
Analyzer for Indian languages.
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org.apache.lucene.analysis.it |
Analyzer for Italian.
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org.apache.lucene.analysis.lt |
Analyzer for Lithuanian.
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org.apache.lucene.analysis.lv |
Analyzer for Latvian.
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org.apache.lucene.analysis.minhash |
MinHash filtering (for LSH).
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org.apache.lucene.analysis.miscellaneous |
Miscellaneous Tokenstreams.
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org.apache.lucene.analysis.ngram |
Character n-gram tokenizers and filters.
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org.apache.lucene.analysis.nl |
Analyzer for Dutch.
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org.apache.lucene.analysis.no |
Analyzer for Norwegian.
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org.apache.lucene.analysis.path |
Analysis components for path-like strings such as filenames.
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org.apache.lucene.analysis.pattern |
Set of components for pattern-based (regex) analysis.
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org.apache.lucene.analysis.payloads |
Provides various convenience classes for creating payloads on Tokens.
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org.apache.lucene.analysis.pt |
Analyzer for Portuguese.
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org.apache.lucene.analysis.query |
Automatically filter high-frequency stopwords.
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org.apache.lucene.analysis.reverse |
Filter to reverse token text.
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org.apache.lucene.analysis.ro |
Analyzer for Romanian.
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org.apache.lucene.analysis.ru |
Analyzer for Russian.
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org.apache.lucene.analysis.shingle |
Word n-gram filters.
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org.apache.lucene.analysis.sinks | |
org.apache.lucene.analysis.snowball |
TokenFilter and Analyzer implementations that use Snowball
stemmers. |
org.apache.lucene.analysis.sr |
Analyzer for Serbian.
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org.apache.lucene.analysis.standard |
Fast, general-purpose grammar-based tokenizer
StandardTokenizer
implements the Word Break rules from the Unicode Text Segmentation algorithm, as specified in
Unicode Standard Annex #29. |
org.apache.lucene.analysis.sv |
Analyzer for Swedish.
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org.apache.lucene.analysis.synonym |
Analysis components for Synonyms.
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org.apache.lucene.analysis.th |
Analyzer for Thai.
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org.apache.lucene.analysis.tokenattributes |
General-purpose attributes for text analysis.
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org.apache.lucene.analysis.tr |
Analyzer for Turkish.
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org.apache.lucene.analysis.util |
Utility functions for text analysis.
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org.apache.lucene.analysis.wikipedia |
Tokenizer that is aware of Wikipedia syntax.
|
org.apache.lucene.codecs |
Codecs API: API for customization of the encoding and structure of the index.
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org.apache.lucene.codecs.blocktree |
BlockTree terms dictionary.
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org.apache.lucene.codecs.compressing |
StoredFieldsFormat that allows cross-document and cross-field compression of stored fields.
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org.apache.lucene.codecs.idversion |
A primary-key postings format that associates a version (long) with each term and
can provide fail-fast lookups by ID and version.
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org.apache.lucene.codecs.lucene50 |
Components from the Lucene 5.0 index format
See
org.apache.lucene.codecs.lucene80 for an overview
of the index format. |
org.apache.lucene.codecs.lucene60 |
Components from the Lucene 6.0 index format.
|
org.apache.lucene.codecs.lucene70 |
Components from the Lucene 7.0 index format.
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org.apache.lucene.codecs.lucene80 |
Lucene 8.0 file format.
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org.apache.lucene.codecs.perfield |
Postings format that can delegate to different formats per-field.
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org.apache.lucene.collation |
Unicode collation support.
|
org.apache.lucene.collation.tokenattributes |
Custom
AttributeImpl for indexing collation keys as index terms. |
org.apache.lucene.document |
The logical representation of a
Document for indexing and searching. |
org.apache.lucene.geo |
Geospatial Utility Implementations for Lucene Core
|
org.apache.lucene.index |
Code to maintain and access indices.
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org.apache.lucene.index.memory |
High-performance single-document main memory Apache Lucene fulltext search index.
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org.apache.lucene.misc |
Miscellaneous index tools.
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org.apache.lucene.payloads |
Experimental classes for interacting with payloads
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org.apache.lucene.queries |
Filters and Queries that add to core Lucene.
|
org.apache.lucene.queries.function |
Queries that compute score based upon a function.
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org.apache.lucene.queries.function.docvalues |
FunctionValues for different data types.
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org.apache.lucene.queries.function.valuesource |
A variety of functions to use with FunctionQuery.
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org.apache.lucene.queries.mlt |
Document similarity query generators.
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org.apache.lucene.queries.payloads |
The payloads package provides Query mechanisms for finding and using payloads.
|
org.apache.lucene.queryparser.classic |
A simple query parser implemented with JavaCC.
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org.apache.lucene.queryparser.complexPhrase |
QueryParser which permits complex phrase query syntax eg "(john jon jonathan~) peters*"
|
org.apache.lucene.queryparser.ext |
Extendable QueryParser provides a simple and flexible extension mechanism by overloading query field names.
|
org.apache.lucene.queryparser.flexible.core |
Core classes of the flexible query parser framework.
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org.apache.lucene.queryparser.flexible.core.builders |
Necessary classes to implement query builders.
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org.apache.lucene.queryparser.flexible.core.config |
Base classes used to configure the query processing.
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org.apache.lucene.queryparser.flexible.core.messages |
Messages usually used by query parser implementations.
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org.apache.lucene.queryparser.flexible.core.nodes |
Query nodes commonly used by query parser implementations.
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org.apache.lucene.queryparser.flexible.core.parser |
Necessary interfaces to implement text parsers.
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org.apache.lucene.queryparser.flexible.core.processors |
Interfaces and implementations used by query node processors
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org.apache.lucene.queryparser.flexible.core.util |
Utility classes to used with the Query Parser.
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org.apache.lucene.queryparser.flexible.messages |
For Native Language Support (NLS), system of software internationalization.
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org.apache.lucene.queryparser.flexible.precedence |
Precedence Query Parser Implementation
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org.apache.lucene.queryparser.flexible.precedence.processors |
Processors used by Precedence Query Parser
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org.apache.lucene.queryparser.flexible.standard |
Implementation of the Lucene classic query parser using the flexible query parser frameworks
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org.apache.lucene.queryparser.flexible.standard.builders |
Standard Lucene Query Node Builders.
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org.apache.lucene.queryparser.flexible.standard.config |
Standard Lucene Query Configuration.
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org.apache.lucene.queryparser.flexible.standard.nodes |
Standard Lucene Query Nodes.
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org.apache.lucene.queryparser.flexible.standard.parser |
Lucene Query Parser
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org.apache.lucene.queryparser.flexible.standard.processors |
Lucene Query Node Processors.
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org.apache.lucene.queryparser.simple |
A simple query parser for human-entered queries.
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org.apache.lucene.queryparser.surround.parser |
This package contains the QueryParser.jj source file for the Surround parser.
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org.apache.lucene.queryparser.surround.query |
This package contains SrndQuery and its subclasses.
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org.apache.lucene.queryparser.xml |
Parser that produces Lucene Query objects from XML streams.
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org.apache.lucene.queryparser.xml.builders |
XML Parser factories for different Lucene Query/Filters.
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org.apache.lucene.sandbox.queries |
Additional queries (some may have caveats or limitations)
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org.apache.lucene.search |
Code to search indices.
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org.apache.lucene.search.grouping |
Grouping.
|
org.apache.lucene.search.highlight |
Highlighting search terms.
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org.apache.lucene.search.intervals |
Intervals queries
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org.apache.lucene.search.join |
Support for index-time and query-time joins.
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org.apache.lucene.search.similarities |
This package contains the various ranking models that can be used in Lucene.
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org.apache.lucene.search.similarity |
Misc similarity implementations.
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org.apache.lucene.search.spans |
The calculus of spans.
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org.apache.lucene.search.uhighlight |
The UnifiedHighlighter -- a flexible highlighter that can get offsets from postings, term vectors, or analysis.
|
org.apache.lucene.search.vectorhighlight |
Another highlighter implementation based on term vectors.
|
org.apache.lucene.store |
Binary i/o API, used for all index data.
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org.apache.lucene.util |
Some utility classes.
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org.apache.lucene.util.automaton |
Finite-state automaton for regular expressions.
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org.apache.lucene.util.bkd |
Block KD-tree, implementing the generic spatial data structure described in
this paper.
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org.apache.lucene.util.fst |
Finite state transducers
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org.apache.lucene.util.graph |
Utility classes for working with token streams as graphs.
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org.apache.lucene.util.mutable |
Comparable object wrappers
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org.apache.lucene.util.packed |
Packed integer arrays and streams.
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org.tartarus.snowball |
Snowball stemmer API
|
org.tartarus.snowball.ext |
Autogenerated snowball stemmer implementations.
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