// Project: Patterns2
// Module: sorting2
// Source code file: Sorter.java
// Illustrate the Strategy Software Pattern
// The sorting algorithms are encapsulated
// into the classes InsertionSortAlgorithm,
// SelectionSortAlgorithm, and QuickSortAlgorithm.

package sorting;
public class Sorter {
    private SortAlgorithm algorithm = null;
    private int[ ] array;

    public Sorter( ) { }

    public void setAlgorithm(
            SortAlgorithm theAlgorithm) {

        algorithm = theAlgorithm;
    }

    public void setArray(
            int[ ] theArray) {

        array = theArray;
    }

    public void sort( ) {
        if (algorithm != null) {
            algorithm.sort( );
        }
    }

    public void display( ) {
        for(int n: array) {
            System.out.print(n + " ");
        }
        System.out.println( );
    }
}