/*
 * TestArrays.java      Authors: Koffman and Wolz
 * Application class to test collection class Arrays.
 */
import java.util.Arrays;

public class TestArrays {

  public static void main(String[] args) {

    int[] ints = new int[10];
    double doubs[] = {3.4, 55, 20, 65, 7};
    String months[] = {"January", "February", "March", "April", "May", "June"};

    // Fill array ints with a single random value.
    Arrays.fill(ints, (int) (10 * Math.random()));
    System.out.println("Contents of array ints:");
    for (int i = 0; i < ints.length; i++)
       System.out.print(ints[i] + "   ");
    System.out.println();

    // Sort three arrays.
    Arrays.sort(ints);
    Arrays.sort(months);
    Arrays.sort(doubs);

    // Display array months after sort.
    System.out.println("First six months in alphabetical order:"); 
    for (int i = 0; i < months.length; i++)
       System.out.print(months[i] + "   ");
    System.out.println();

    // Display result of searching for 7 in array doubs.
    System.out.println("Number 7 is at position " +
                       Arrays.binarySearch(doubs, 7));

    // Display result of comparing two equal arrays.
    int moreInts[] = ints;
    System.out.println("The value should be true - it is " + 
                       Arrays.equals(ints, moreInts));
  }

}