magpie.utility

Class CartesianSumGenerator<Type>

java.lang.Object

magpie.utility.CartesianSumGenerator<Type>

Type Parameters:

Type - Data type

All Implemented Interfaces:

java.lang.Iterable<java.util.List<Type>>

public class CartesianSumGenerator<Type>
extends java.lang.Object
implements java.lang.Iterable<java.util.List<Type>>

Generate Cartesian sum of several collections. These are defined every possible combination of exactly one item from each set.

Constructor Summary

Constructors

Constructor and Description
CartesianSumGenerator(java.util.Collection<Type>... collections) Define collections to be summed
CartesianSumGenerator(java.util.List<java.util.Collection<Type>> collections) Define collections to be summed

Method Summary

Modifier and Type	Method and Description
protected boolean	incrementCounter(int[] counter) Increment position of counter.
java.util.Iterator<java.util.List<Type>>	iterator()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

CartesianSumGenerator

public CartesianSumGenerator(java.util.List<java.util.Collection<Type>> collections)

Define collections to be summed

Parameters:

collections - List of collections containing possibilities for each element

CartesianSumGenerator

public CartesianSumGenerator(java.util.Collection<Type>... collections)

Define collections to be summed

Parameters:

collections - List of collections containing possibilities for each element

Method Detail

iterator

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

Specified by:

iterator in interface java.lang.Iterable<java.util.List<Type>>

incrementCounter

protected boolean incrementCounter(int[] counter)

Increment position of counter.

Parameters:

counter - Counter to be incremented

Returns:

Whether the end has been reached