org.apache.commons.math.util
Class MultidimensionalCounter.Iterator

java.lang.Object
  org.apache.commons.math.util.MultidimensionalCounter.Iterator

All Implemented Interfaces:

java.util.Iterator<java.lang.Integer>

Enclosing class:

MultidimensionalCounter

public class MultidimensionalCounter.Iterator
extends java.lang.Object
implements java.util.Iterator<java.lang.Integer>

Perform iteration over the multidimensional counter.

Field Summary

private int	count Unidimensional counter.
private int[]	counter Multidimensional counter.

Constructor Summary

MultidimensionalCounter.Iterator()
Create an iterator

Method Summary

int	getCount() Get the current unidimensional counter slot.
int	getCount(int dim) Get the current count in the selected dimension.
int[]	getCounts() Get the current multidimensional counter slots.
boolean	hasNext()
java.lang.Integer	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

counter

private final int[] counter

Multidimensional counter.

count

private int count

Unidimensional counter.

Constructor Detail

MultidimensionalCounter.Iterator

MultidimensionalCounter.Iterator()

Create an iterator

See Also:

MultidimensionalCounter.iterator()

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<java.lang.Integer>

next

public java.lang.Integer next()

Specified by:

next in interface java.util.Iterator<java.lang.Integer>

Returns:

the unidimensional count after the counter has been incremented by 1.

getCount

public int getCount()

Get the current unidimensional counter slot.

Returns:

the index within the unidimensionl counter.

getCounts

public int[] getCounts()

Get the current multidimensional counter slots.

Returns:

the indices within the multidimensional counter.

getCount

public int getCount(int dim)

Get the current count in the selected dimension.

Parameters:

dim - Dimension index.

Returns:

the count at the corresponding index for the current state of the iterator.

Throws:

java.lang.IndexOutOfBoundsException - if index is not in the correct interval (as defined by the length of the argument in the constructor of the enclosing class).

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<java.lang.Integer>

Throws:

java.lang.UnsupportedOperationException