Class JapaneseHiraganaUppercaseFilter

  • All Implemented Interfaces:
    Closeable, AutoCloseable, Unwrappable<TokenStream>

    public final class JapaneseHiraganaUppercaseFilter
    extends TokenFilter
    A TokenFilter that normalizes small letters (捨て仮名) in hiragana into normal letters. For instance, "ちょっとまって" will be translated to "ちよつとまつて".

    This filter is useful if you want to search against old style Japanese text such as patents, legal, contract policies, etc.