java.util.regex
Class Pattern.Node

java.lang.Object
  java.util.regex.Pattern.Node

Direct Known Subclasses:

Pattern.Add, Pattern.All, Pattern.BackRef, Pattern.Begin, Pattern.Behind, Pattern.BitClass, Pattern.BnM, Pattern.Both, Pattern.Bound, Pattern.Branch, Pattern.Caret, Pattern.Category, Pattern.CIBackRef, Pattern.Conditional, Pattern.Ctype, Pattern.Curly, Pattern.Dollar, Pattern.Dot, Pattern.Dummy, Pattern.End, Pattern.First, Pattern.GroupCurly, Pattern.GroupHead, Pattern.GroupRef, Pattern.GroupTail, Pattern.LastMatch, Pattern.LastNode, Pattern.Loop, Pattern.Neg, Pattern.Not, Pattern.NotBehind, Pattern.NotCtype, Pattern.NotRange, Pattern.NotSingle, Pattern.NotSingleA, Pattern.NotSingleU, Pattern.Pos, Pattern.Prolog, Pattern.Ques, Pattern.Range, Pattern.Single, Pattern.SingleA, Pattern.SingleU, Pattern.Slice, Pattern.SliceA, Pattern.SliceU, Pattern.Specials, Pattern.Start, Pattern.UnixCaret, Pattern.UnixDollar, Pattern.UnixDot

Enclosing class:

Pattern

static class Pattern.Node

extends Object

Base class for all node classes. Subclasses should override the match() method as appropriate. This class is an accepting node, so its match() always returns true.

Field Summary

(package private) Pattern.Node

next

Constructor Summary

(package private)

Pattern.Node()

Method Summary

(package private) Pattern.Node	dup(boolean not)
(package private) boolean	match(Matcher matcher, int i, CharSequence seq) This method implements the classic accept node.
(package private) boolean	study(Pattern.TreeInfo info) This method is good for all zero length assertions.

Methods inherited from class java.lang.Object

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

Field Detail

next

Pattern.Node next

Constructor Detail

Pattern.Node

Pattern.Node()

Method Detail

dup

Pattern.Node dup(boolean not)

match

boolean match(Matcher matcher,
              int i,
              CharSequence seq)

This method implements the classic accept node.

study

boolean study(Pattern.TreeInfo info)

This method is good for all zero length assertions.