# Package org.apache.lucene.analysis.util

Utility functions for text analysis.

- Class Summary
  Class | Description
  --- | ---
  CharArrayIterator | A CharacterIterator used internally for use with `BreakIterator`
  CharTokenizer | An abstract base class for simple, character-oriented tokenizers.
  CSVUtil | Utility class for parsing CSV text
  ElisionFilter | Removes elisions from a `TokenStream`.
  ElisionFilterFactory | Factory for `ElisionFilter`.
  FilesystemResourceLoader | Simple `ResourceLoader` that opens resource files from the local file system, optionally resolving against a base directory.
  OpenStringBuilder | A StringBuilder that allows one to access the array.
  RollingCharBuffer | Acts like a forever growing char[] as you read characters into it from the provided reader, but internally it uses a circular buffer to only hold the characters that haven't been freed yet.
  SegmentingTokenizerBase | Breaks text into sentences with a `BreakIterator` and allows subclasses to decompose these sentences into words.
  StemmerUtil | Some commonly-used stemming functions
  UnicodeProps | This file contains unicode properties used by various `CharTokenizer`s.