# Uses of Package
org.apache.lucene.search.uhighlight

- Packages that use org.apache.lucene.search.uhighlight
  Package | Description
  --- | ---
  org.apache.lucene.search.uhighlight | The UnifiedHighlighter -- a flexible highlighter that can get offsets from postings, term vectors, or analysis.

- Classes in org.apache.lucene.search.uhighlight used by org.apache.lucene.search.uhighlight
  Class | Description
  --- | ---
  AnalysisOffsetStrategy | Provides a base class for analysis based offset strategies to extend from.
  CharArrayMatcher | Matches a character array
  FieldHighlighter | Internal highlighter abstraction that operates on a per field basis.
  FieldOffsetStrategy | Ultimately returns an `OffsetsEnum` yielding potentially highlightable words in the text.
  LabelledCharArrayMatcher | Associates a label with a CharArrayMatcher to distinguish different sources for terms in highlighting
  LengthGoalBreakIterator | Wraps another `BreakIterator` to skip past breaks that would result in passages that are too short.
  NoOpOffsetStrategy | Never returns offsets.
  OffsetsEnum | An enumeration/iterator of a term and its offsets for use by `FieldHighlighter`.
  Passage | Represents a passage (typically a sentence of the document).
  PassageFormatter | Creates a formatted snippet from the top passages.
  PassageScorer | Ranks passages found by `UnifiedHighlighter`.
  PhraseHelper | Helps the `FieldOffsetStrategy` with position sensitive queries (e.g.
  UHComponents | A parameter object to hold the components a `FieldOffsetStrategy` needs.
  UnifiedHighlighter | A Highlighter that can get offsets from either postings (`IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS`), term vectors (`FieldType.setStoreTermVectorOffsets(boolean)`), or via re-analyzing text.
  UnifiedHighlighter.Builder | Builder for UnifiedHighlighter.
  UnifiedHighlighter.HighlightFlag | Flags for controlling highlighting behavior.
  UnifiedHighlighter.LimitedStoredFieldVisitor | Fetches stored fields for highlighting.
  UnifiedHighlighter.OffsetSource | Source of term offsets; essential for highlighting.