Selection sort

by Vijayaprasad 2010-01-28 16:05:49

/*
* @(#)SelectionSortAlgorithm.java 1.0 95/06/23 Jason Harrison
*
* Copyright (c) 1995 University of British Columbia
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* UBC MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. UBC SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*/

/**
* A selection sort demonstration algorithm
* SortAlgorithm.java, Thu Oct 27 10:32:35 1994
*
* @author Jason Harrison@cs.ubc.ca
* @version 1.0, 23 Jun 1995
*
*/
class SelectionSortAlgorithm extends SortAlgorithm {
void sort(int a[]) throws Exception {
for (int i = 0; i < a.length; i++) {
int min = i;
int j;

/*
* Find the smallest element in the unsorted list
*/
for (j = i + 1; j < a.length; j++) {
if (stopRequested) {
return;
}

if (a[j] < a[min]) {
min = j;
}
pause(i,j);
}

/*
* Swap the smallest unsorted element into the end of the
* sorted list.
*/
int T = a[min];
a[min] = a[i];
a[i] = T;
pause(i,j);
}
}
}

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