net.sf.colossus.util

Class Combos<T>

java.lang.Object

net.sf.colossus.util.Combos<T>

public final class Combos<T>
extends java.lang.Object

Returns all possible combinations of n elements of a List.

Author:

David Ripton

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.List<java.util.List<T>>	retlist

Constructor Summary

Constructors

Constructor and Description
Combos(java.util.List<T> list, int n)

Method Summary

Methods

Modifier and Type	Method and Description
private void	findCombinations(java.util.List<T> alist, int n, java.util.List<T> blist)
java.util.Iterator<java.util.List<T>>	iterator()

Methods inherited from class java.lang.Object

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

Field Detail

retlist

private final java.util.List<java.util.List<T>> retlist

Constructor Detail

Combos

public Combos(java.util.List<T> list,
      int n)

Method Detail

findCombinations

private void findCombinations(java.util.List<T> alist,
                    int n,
                    java.util.List<T> blist)

iterator

public java.util.Iterator<java.util.List<T>> iterator()