Insertion Sort

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InsertionSort.java

package sorts;

/**
 * InsertionSort.java
 * Created by Stijn Strickx on May 21, 2008
 * Copyright 2008 Stijn Strickx, All rights reserved
 */

/**
 * Insertion sort algorithm
 * Time Complexity: O(n*n)
 * Memory Complexity: O(1)
 * Stable: yes
 */

public class InsertionSort extends Sorter{

    @Override
    public <T extends Comparable<? super T>> void sort(T[] a) {
        for(int i = 1; i < a.length; i++){
            int j = i;
            T o = a[i];
            while((j > 0) && o.compareTo(a[j-1]) < 0){
                a[j] = a[j-1];
                j--;
            }
            a[j] = o;
        }
    }
}