inf.compilers
Class LexicalAnalyzer.AlternativesNode

java.lang.Object
  inf.compilers.LexicalAnalyzer.RegexNode
      inf.compilers.LexicalAnalyzer.AlternativesNode

Enclosing class:

LexicalAnalyzer

static class LexicalAnalyzer.AlternativesNode
extends LexicalAnalyzer.RegexNode

This class represents an alternatives node in a regular expression tree.

Field Summary

(package private) LexicalAnalyzer.RegexNode[]

subNodes

Constructor Summary

LexicalAnalyzer.AlternativesNode()

Method Summary

(package private) boolean	matchChars(LexicalAnalyzer la)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

subNodes

LexicalAnalyzer.RegexNode[] subNodes

Constructor Detail

LexicalAnalyzer.AlternativesNode

LexicalAnalyzer.AlternativesNode()

Method Detail

matchChars

boolean matchChars(LexicalAnalyzer la)
             throws java.io.IOException

Specified by:

matchChars in class LexicalAnalyzer.RegexNode

Returns:

true iff the group could be read from the input

Throws:

java.io.IOException - if reading fails

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object