net.sf.saxon.sort
Class QuickSort

java.lang.Object
  net.sf.saxon.sort.QuickSort

public abstract class QuickSort

extends java.lang.Object

This is a generic version of C.A.R Hoare's Quick Sort algorithm. This will handle arrays that are already sorted, and arrays with duplicate keys.

Constructor Summary

QuickSort()

Method Summary

static void

sort(Sortable a, int lo0, int hi0) This is a generic version of C.A.R Hoare's Quick Sort algorithm.

Methods inherited from class java.lang.Object

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

Constructor Detail

QuickSort

public QuickSort()

Method Detail

sort

public static void sort(Sortable a,
                        int lo0,
                        int hi0)

This is a generic version of C.A.R Hoare's Quick Sort algorithm. This will handle arrays that are already sorted, and arrays with duplicate keys.
If you think of a one dimensional array as going from the lowest index on the left to the highest index on the right then the parameters to this function are lowest index or left and highest index or right. The first time you call this function it will be with the parameters 0, a.length - 1.

Parameters:

a - a Sortable object

lo0 - index of first element (initially typically 0)

hi0 - index of last element (initially typically length-1)