org.jikesrvm.compilers.opt.liveness

Class LiveSetEnumerator

java.lang.Object

org.jikesrvm.compilers.opt.liveness.LiveSetEnumerator

All Implemented Interfaces:

Enumeration<RegisterOperand>

public class LiveSetEnumerator
extends Object
implements Enumeration<RegisterOperand>

An enumeration over live set lists

Field Summary

Fields

Modifier and Type	Field and Description
private LiveSetElement	current the current element on this list

Constructor Summary

Constructors

Constructor and Description
LiveSetEnumerator(LiveSetElement list) The constructor

Method Summary

Modifier and Type	Method and Description
boolean	hasMoreElements() Are there any more elements?
RegisterOperand	nextElement() Returns the next element, if one exists, otherwise throws an exception.

Methods inherited from class java.lang.Object

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

Field Detail

current

private LiveSetElement current

the current element on this list

Constructor Detail

LiveSetEnumerator

public LiveSetEnumerator(LiveSetElement list)

The constructor

Parameters:

list - The LiveSetElement at the head of the list.

Method Detail

hasMoreElements

public boolean hasMoreElements()

Are there any more elements?

Specified by:

hasMoreElements in interface Enumeration<RegisterOperand>

Returns:

whether there are any more elements?

nextElement

public RegisterOperand nextElement()

Returns the next element, if one exists, otherwise throws an exception.

Specified by:

nextElement in interface Enumeration<RegisterOperand>

Returns:

the next element

Throws:

NoSuchElementException - if no next element exists