## Package org.apache.lucene.analysis.core

Basic, general-purpose analysis components.

See:
Description

Class Summary
KeywordAnalyzer: "Tokenizes" the entire stream as a single token.
KeywordTokenizer: Emits the entire input as a single token.
KeywordTokenizerFactory: Factory for `KeywordTokenizer`.
LetterTokenizer: A LetterTokenizer is a tokenizer that divides text at non-letters.
LetterTokenizerFactory: Factory for `LetterTokenizer`.
LowerCaseFilter: Normalizes token text to lower case.
LowerCaseFilterFactory: Factory for `LowerCaseFilter`.
LowerCaseTokenizer: LowerCaseTokenizer performs the function of LetterTokenizer and LowerCaseFilter together.
LowerCaseTokenizerFactory: Factory for `LowerCaseTokenizer`.
SimpleAnalyzer: An `Analyzer` that filters `LetterTokenizer` with `LowerCaseFilter`
StopAnalyzer: Filters `LetterTokenizer` with `LowerCaseFilter` and `StopFilter`.
StopFilter: Removes stop words from a token stream.
StopFilterFactory: Factory for `StopFilter`.
TypeTokenFilter: Removes tokens whose types appear in a set of blocked types from a token stream.
TypeTokenFilterFactory: Factory class for `TypeTokenFilter`.
WhitespaceAnalyzer: An Analyzer that uses `WhitespaceTokenizer`.
WhitespaceTokenizer: A WhitespaceTokenizer is a tokenizer that divides text at whitespace.
WhitespaceTokenizerFactory: Factory for `WhitespaceTokenizer`.

## Package org.apache.lucene.analysis.core Description

Basic, general-purpose analysis components.

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