C# Class Lucene.Net.Analysis.Core.UpperCaseFilter

Normalizes token text to UPPER CASE.

You must specify the required LuceneVersion compatibility when creating UpperCaseFilter

NOTE: In Unicode, this transformation may lose information when the upper case character represents more than one lower case character. Use this filter when you Require uppercase tokens. Use the LowerCaseFilter for general search matching

Inheritance: TokenFilter
Exibir arquivo Open project: apache/lucenenet

Public Methods

Method Description
IncrementToken ( ) : bool
UpperCaseFilter ( LuceneVersion matchVersion, TokenStream @in ) : Lucene.Net.Analysis.Tokenattributes

Create a new UpperCaseFilter, that normalizes token text to upper case.

Method Details

IncrementToken() public method

public IncrementToken ( ) : bool
return bool

UpperCaseFilter() public method

Create a new UpperCaseFilter, that normalizes token text to upper case.
public UpperCaseFilter ( LuceneVersion matchVersion, TokenStream @in ) : Lucene.Net.Analysis.Tokenattributes
matchVersion LuceneVersion See above
@in TokenStream
return Lucene.Net.Analysis.Tokenattributes