FilterEnumerator (Jikes RVM API)

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org.jikesrvm.compilers.opt.util
Class FilterEnumerator<S,T>

java.lang.Object
  org.jikesrvm.compilers.opt.util.FilterEnumerator<S,T>

All Implemented Interfaces:: Enumeration<T>

public class FilterEnumerator<S,T>
extends Object
implements Enumeration<T>
extends Object
implements Enumeration<T>

A FilterEnumerator filters and maps a source Enumeration to generate a new one.

Nested Class Summary
`static class`	`FilterEnumerator.Filter<S,T>`

Field Summary
`private boolean`	`done`
`(package private) Enumeration<S>`	`e`
`(package private) FilterEnumerator.Filter<S,T>`	`f`
`private S`	`next`

Constructor Summary
`FilterEnumerator(Enumeration<S> e, FilterEnumerator.Filter<S,T> f)`

Method Summary
`private void`	`advance()`
`boolean`	`hasMoreElements()`
`T`	`nextElement()`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

e

final Enumeration<S> e

f

final FilterEnumerator.Filter<S,T> f

private S next

done

private boolean done

Constructor Detail

FilterEnumerator

public FilterEnumerator(Enumeration<S> e,
                        FilterEnumerator.Filter<S,T> f)

Method Detail

advance

private void advance()

nextElement

public T nextElement()

Specified by:: nextElement in interface Enumeration<T>

hasMoreElements

public boolean hasMoreElements()

Specified by:: hasMoreElements in interface Enumeration<T>