weka.core
Class MathematicalExpression.Tokenizer

java.lang.Object
  java.io.StreamTokenizer
      weka.core.MathematicalExpression.Tokenizer

Enclosing class:

MathematicalExpression

public static class MathematicalExpression.Tokenizer
extends java.io.StreamTokenizer

A tokenizer for MathematicalExpression

Version:

$Revision: 1.3 $

Author:

Eibe Frank (eibe@cs.waikato.ac.nz), Prados Julien (julien.prados@cui.unige.ch)

Field Summary

Fields inherited from class java.io.StreamTokenizer

nval, sval, TT_EOF, TT_EOL, TT_NUMBER, TT_WORD, ttype

Constructor Summary

MathematicalExpression.Tokenizer(java.io.Reader r)
Constructor

Method Summary

int	nextToken() returns the next token

Methods inherited from class java.io.StreamTokenizer

commentChar, eolIsSignificant, lineno, lowerCaseMode, ordinaryChar, ordinaryChars, parseNumbers, pushBack, quoteChar, resetSyntax, slashSlashComments, slashStarComments, toString, whitespaceChars, wordChars

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

MathematicalExpression.Tokenizer

public MathematicalExpression.Tokenizer(java.io.Reader r)

Constructor

Parameters:

r - the reader to use

Method Detail

nextToken

public int nextToken()
              throws java.io.IOException

returns the next token

Overrides:

nextToken in class java.io.StreamTokenizer

Returns:

the next token

Throws:

java.io.IOException - if something goes wrong