/**
 * A simple interface used to describe classes that include a
 * toString method (and are therefore printable).
 *
 * @author Samuel A. Rebelsky
 * @version 1.0 of September 1998
 */
public interface Printable {
  /**
   * Convert the current object to a string.
   */
  public String makePrintable();
} // interface Printable