BubbleSortAlgorithm.java

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/**
 * A bubble sort demonstration algorithm
 * SortAlgorithm.java, Thu Oct 27 10:32:35 1994
 *
 * @author James Gosling
 */
class BubbleSortAlgorithm extends SortAlgorithm {
    void sort(int a[]) throws Exception {
        for (int i = a.length; --i>=0; ) {
            boolean swapped = false;
            for (int j = 0; j<i; j++) {
                if (stopRequested) {
                    return;
                }
                if (a[j] > a[j+1]) {
                    int T = a[j];
                    a[j] = a[j+1];
                    a[j+1] = T;
                    swapped = true;
                }
                pause(i,j);
            }
            if (!swapped)
                return;
        }
    }
}