org.codehaus.groovy.syntax.lexer
Class GroovyLexerBase

java.lang.Object
  org.codehaus.groovy.syntax.lexer.LexerBase
      org.codehaus.groovy.syntax.lexer.GroovyLexerBase

All Implemented Interfaces:

Lexer

Direct Known Subclasses:

GroovyExpressionLexer, GroovyLexer

public class GroovyLexerBase

extends LexerBase

The core code used in lexing Groovy.

Author:

Bob Mcwhirter, James Strachan, John Wilson, Chris Poirier

Field Summary

protected GStringLexer	gstringLexer
protected StringLexer	stringLexer

Fields inherited from class org.codehaus.groovy.syntax.lexer.LexerBase

delegate, source, startColumn, startLine

Constructor Summary

GroovyLexerBase()

Method Summary

Token

nextToken() Finds and returns (and consumes) the next token from the underlying stream.

Methods inherited from class org.codehaus.groovy.syntax.lexer.LexerBase

consume, delegate, getColumn, getDelegate, getLine, getSource, getStartColumn, getStartLine, isDelegated, isExternallySourced, la, la, mark, readEOL, readEOL, reset, setSource, symbol, symbol, tokenizeEOL, undelegate, undelegatedNextToken, unexpected, unexpected, unexpected, unsetSource

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

stringLexer

protected StringLexer stringLexer

gstringLexer

protected GStringLexer gstringLexer

Constructor Detail

GroovyLexerBase

public GroovyLexerBase()

Method Detail

nextToken

public Token nextToken()
                throws ReadException,
                       LexerException

Finds and returns (and consumes) the next token from the underlying stream. Returns null when out of tokens.

Specified by:

nextToken in interface Lexer

Overrides:

nextToken in class LexerBase

Throws:

ReadException

LexerException