1  public class Data

  2  {

  3     /**

  4        Computes the average of the measures of the given objects.

  5        @param objects an array of objects

  6        @param meas the measurer for the objects

  7        @return the average of the measures

  8     */

  9     public static double average(Object[] objects, Measurer meas)

 10     {

 11        double sum = 0;

 12        for (Object obj : objects)

 13        {

 14           sum = sum + meas.measure(obj);

 15        }

 16        if (objects.length > 0) { return sum / objects.length; }

 17        else { return 0; }

 18     }

 19  }