java: public IndonesianStemFilter(TokenStream input, boolean stemDerivational) {super(input);this.stemDerivational = stemDerivational;}
C#: public IndonesianStemFilter(TokenStream input, bool stemDerivational): base(input){this.stemDerivational = stemDerivational;termAtt = AddAttribute<ICharTermAttribute>();keywordAtt = AddAttribute<IKeywordAttribute>();}