KsubSetIterator

java.lang.Object
- edu.jas.util.KsubSetIterator<E>

All Implemented Interfaces:: java.util.Iterator<java.util.List<E>>

class KsubSetIterator<E>
extends java.lang.Object
implements java.util.Iterator<java.util.List<E>>

Power set iterator.

Field Summary

Fields
Modifier and Type	Field	Description
`private E`	`current`
`private java.util.Iterator<E>`	`iter`
`int`	`k`
`private java.util.Iterator<java.util.List<E>>`	`recIter`
`(package private) java.util.List<E>`	`rest`
`java.util.List<E>`	`set`	data structure.

Constructor Summary

Constructors
Constructor Description

KsubSetIterator(java.util.List<E> set, int k)
KsubSetIterator constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`hasNext()`	Test for availability of a next subset.
`java.util.List<E>`	`next()`	Get next subset.
`void`	`remove()`	Remove the last subset returned from underlying set if allowed.

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
  - set
```
public final java.util.List<E> set
```
    data structure.
  - k
```
public final int k
```
  - rest
```
final java.util.List<E> rest
```
  - current
```
private E current
```
  - recIter
```
private java.util.Iterator<java.util.List<E>> recIter
```
  - iter
```
private final java.util.Iterator<E> iter
```
- Constructor Detail
  - KsubSetIterator
```
public KsubSetIterator(java.util.List<E> set,
                       int k)
```
    KsubSetIterator constructor.
    
    Parameters:
    
    set - generating set.
    
    k - subset size.
- Method Detail
  - hasNext
```
public boolean hasNext()
```
    Test for availability of a next subset.
    
    Specified by:
    
    hasNext in interface java.util.Iterator<E>
    
    Returns:
    
    true if the iteration has more subsets, else false.
  - next
```
public java.util.List<E> next()
```
    Get next subset.
    
    Specified by:
    
    next in interface java.util.Iterator<E>
    
    Returns:
    
    next subset.
  - remove
```
public void remove()
```
    Remove the last subset returned from underlying set if allowed.
    
    Specified by:
    
    remove in interface java.util.Iterator<E>