# Deprecated API

## Contents

- Deprecated Classes

- Deprecated Classes
  Class and Description
  org.apache.lucene.analysis.util.CharArrayMap This class moved to Lucene-Core module: `CharArrayMap`
  org.apache.lucene.analysis.util.CharArraySet This class moved to Lucene-Core module: `CharArraySet`
  org.apache.lucene.analysis.util.FilteringTokenFilter This class moved to Lucene-Core module: `FilteringTokenFilter`
  org.apache.lucene.analysis.util.StopwordAnalyzerBase This class moved to Lucene-Core module: `StopwordAnalyzerBase`
  org.apache.lucene.analysis.synonym.SynonymFilter Use `SynonymGraphFilter` instead, but be sure to also use `FlattenGraphFilter` at index time (not at search time) as well.
  org.apache.lucene.analysis.synonym.SynonymFilterFactory Use `SynonymGraphFilterFactory` instead, but be sure to also use `FlattenGraphFilterFactory` at index time (not at search time) as well.
  org.apache.lucene.analysis.miscellaneous.WordDelimiterFilter Use `WordDelimiterGraphFilter` instead: it produces a correct token graph so that e.g. `PhraseQuery` works correctly when it's used in the search time analyzer.
  org.apache.lucene.analysis.miscellaneous.WordDelimiterFilterFactory Use `WordDelimiterGraphFilterFactory` instead: it produces a correct token graph so that e.g. `PhraseQuery` works correctly when it's used in the search time analyzer.
  org.apache.lucene.analysis.util.WordlistLoader This class moved to Lucene-Core module: `WordlistLoader`

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