iterator.exprtwo

Class PreorderIterator

java.lang.Object

iterator.exprtwo.PreorderIterator

All Implemented Interfaces:

java.util.Iterator<java.lang.Object>

class PreorderIterator
extends java.lang.Object
implements java.util.Iterator<java.lang.Object>

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Stack<AbsExpr>	s

Constructor Summary

Constructors

Constructor and Description
PreorderIterator()

Method Summary

Modifier and Type	Method and Description
(package private) void	addNode(AbsExpr e)
boolean	hasNext()
java.lang.Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

s

private java.util.Stack<AbsExpr> s

Constructor Detail

PreorderIterator

PreorderIterator()

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<java.lang.Object>

addNode

void addNode(AbsExpr e)

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator<java.lang.Object>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<java.lang.Object>