# Uses of Package
org.apache.lucene.util

- Packages that use org.apache.lucene.util
  Package | Description
  --- | ---
  org.apache.lucene.analysis | API and code to convert text into indexable/searchable tokens.
  org.apache.lucene.analysis.ar | Analyzer for Arabic.
  org.apache.lucene.analysis.br | Analyzer for Brazilian Portuguese.
  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.compound | A filter that decomposes compound words you find in many Germanic languages into the word parts.
  org.apache.lucene.analysis.cz | Analyzer for Czech.
  org.apache.lucene.analysis.de | Analyzer for German.
  org.apache.lucene.analysis.el | Analyzer for Greek.
  org.apache.lucene.analysis.fa | Analyzer for Persian.
  org.apache.lucene.analysis.fr | Analyzer for French.
  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.payloads | Provides various convenience classes for creating payloads on Tokens.
  org.apache.lucene.analysis.position | Filter for assigning position increments.
  org.apache.lucene.analysis.query | Automatically filter high-frequency stopwords.
  org.apache.lucene.analysis.reverse | Filter to reverse token text.
  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.standard | A fast grammar-based tokenizer constructed with JFlex.
  org.apache.lucene.analysis.th | Analyzer for Thai.
  org.apache.lucene.analysis.tokenattributes |
  org.apache.lucene.collation | `CollationKeyFilter` and `ICUCollationKeyFilter` convert 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.
  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.index.memory | High-performance single-document main memory Apache Lucene fulltext search index.
  org.apache.lucene.misc |
  org.apache.lucene.queryParser | A simple query parser implemented with JavaCC.
  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.config | Contains the base classes used to configure the query processing
  org.apache.lucene.queryParser.standard | Contains the implementation of the Lucene query parser using the flexible query parser frameworks
  org.apache.lucene.queryParser.standard.config | Standard Lucene Query Configuration
  org.apache.lucene.search | Code to search indices.
  org.apache.lucene.search.similar | Document similarity query generators.
  org.apache.lucene.store.instantiated | InstantiatedIndex, alternative RAM store for small corpora.
  org.apache.lucene.util | Some utility classes.
  org.apache.lucene.wikipedia.analysis | Tokenizer that is aware of Wikipedia syntax.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis
  Class and Description
  Attribute Base interface for attributes.
  AttributeImpl Base class for Attributes that can be added to a `AttributeSource`.
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.ar
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.br
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.cjk
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.cn
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.cn.smart
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.compound
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.cz
  Class and Description
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.de
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.el
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.fa
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.fr
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.miscellaneous
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.ngram
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.nl
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.payloads
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.position
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.query
  Class and Description
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.reverse
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.ru
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.shingle
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.sinks
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.snowball
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.standard
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.th
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.analysis.tokenattributes
  Class and Description
  Attribute Base interface for attributes.
  AttributeImpl Base class for Attributes that can be added to a `AttributeSource`.

- Classes in org.apache.lucene.util used by org.apache.lucene.collation
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.document
  Class and Description
  Parameter A serializable Enum class.

- Classes in org.apache.lucene.util used by org.apache.lucene.index
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  BitVector Optimized implementation of a vector of bits.

- Classes in org.apache.lucene.util used by org.apache.lucene.index.memory
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.State This class holds the state of an AttributeSource.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.misc
  Class and Description
  OpenBitSetDISI

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser
  Class and Description
  Parameter A serializable Enum class.
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser.analyzing
  Class and Description
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser.complexPhrase
  Class and Description
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser.core.config
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser.standard
  Class and Description
  Parameter A serializable Enum class.

- Classes in org.apache.lucene.util used by org.apache.lucene.queryParser.standard.config
  Class and Description
  Attribute Base interface for attributes.
  AttributeImpl Base class for Attributes that can be added to a `AttributeSource`.
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.

- Classes in org.apache.lucene.util used by org.apache.lucene.search
  Class and Description
  OpenBitSetDISI
  Parameter A serializable Enum class.
  PriorityQueue A PriorityQueue maintains a partial ordering of its elements such that the least element can always be found in constant time.
  RamUsageEstimator Estimates the size of a given Object using a given MemoryModel for primitive size information.

- Classes in org.apache.lucene.util used by org.apache.lucene.search.similar
  Class and Description
  PriorityQueue A PriorityQueue maintains a partial ordering of its elements such that the least element can always be found in constant time.

- Classes in org.apache.lucene.util used by org.apache.lucene.store.instantiated
  Class and Description
  BitVector Optimized implementation of a vector of bits.

- Classes in org.apache.lucene.util used by org.apache.lucene.util
  Class and Description
  Attribute Base interface for attributes.
  AttributeImpl Base class for Attributes that can be added to a `AttributeSource`.
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.
  AttributeSource.State This class holds the state of an AttributeSource.
  BitVector Optimized implementation of a vector of bits.
  FieldCacheSanityChecker.Insanity Simple container for a collection of related CacheEntry objects that in conjunction with each other represent some "insane" usage of the FieldCache.
  FieldCacheSanityChecker.InsanityType An Enumeration of the different types of "insane" behavior that may be detected in a FieldCache.
  MemoryModel Returns primitive memory sizes for estimating RAM usage.
  NumericUtils.IntRangeBuilder Expert: Callback for `NumericUtils.splitIntRange(org.apache.lucene.util.NumericUtils.IntRangeBuilder, int, int, int)`.
  NumericUtils.LongRangeBuilder Expert: Callback for `NumericUtils.splitLongRange(org.apache.lucene.util.NumericUtils.LongRangeBuilder, int, long, long)`.
  OpenBitSet An "open" BitSet implementation that allows direct access to the array of words storing the bits.
  Parameter A serializable Enum class.
  RamUsageEstimator Estimates the size of a given Object using a given MemoryModel for primitive size information.
  StringInterner Subclasses of StringInterner are required to return the same single String object for all equal strings.
  UnicodeUtil.UTF16Result
  UnicodeUtil.UTF8Result
  Version Use by certain classes to match version compatibility across releases of Lucene.

- Classes in org.apache.lucene.util used by org.apache.lucene.wikipedia.analysis
  Class and Description
  AttributeSource An AttributeSource contains a list of different `AttributeImpl`s, and methods to add and get them.
  AttributeSource.AttributeFactory An AttributeFactory creates instances of `AttributeImpl`s.

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