Selection sort using java

SelectionSort.java

/*
 * 
 * This code is written for Selection sort tutorial
 * The comment won't make sense unless you read the slide that goes with it
 * 
 * Go to Vumari.com to find the slides
 * 
 */

public class SelectionSort {

	private int[] array; 
	
	public SelectionSort(int[] array){
		this.array = array;
	}
	
	public void sort(){
		
		for (int startingIndex = 0; startingIndex < (array.length - 1); startingIndex++) {
			
			int smallestIndex = startingIndex; //assumption
			
			for (int j = startingIndex + 1; j < array.length; j++) {//start from index next to startingIndex				
				if(array[j] < array[smallestIndex]){// validate the assumption
					smallestIndex = j; // make new assumption if old was wrong
				}
			}
			//swap
			if(startingIndex != smallestIndex) swap(startingIndex, smallestIndex);
		}
	}

	private void swap(int startingIndex, int smallestIndex){
		int temp = array[startingIndex];
		array[startingIndex] = array[smallestIndex];
		array[smallestIndex] = temp;
	}
}