Package antlr

Class TokenStreamHiddenTokenFilter

java.lang.Object
antlr.TokenStreamBasicFilter
antlr.TokenStreamHiddenTokenFilter
All Implemented Interfaces:
IASDebugStream, TokenStream

public class TokenStreamHiddenTokenFilter extends TokenStreamBasicFilter implements TokenStream
This object filters a token stream coming from a lexer or another TokenStream so that only certain token channels get transmitted to the parser. Any of the channels can be filtered off as "hidden" channels whose tokens can be accessed from the parser.