The simple analyzer
# isa Plucene::Analysis::Analyzer my Plucene::Analysis::LowerCaseTokenizer $an = Plucene::Analysis::SimpleAnalyzer->new(@args);
This is an Analyzer that filters LetterTokenizer with LowerCaseFilter.
my Plucene::Analysis::LowerCaseTokenizer $an = Plucene::Analysis::SimpleAnalyzer->new(@args);
This creates a TokenStream which tokenizes all the text in the provided Reader.