/** A class that will help with the static roles. */
public class Roles {

    public static final int FREE       = 0; // Doesn't have a job.
    public static final int OBSERVER   = -1; // Tracks a scout 
    public static final int SCOUT      = 1; // The only mapper

  /** returns a string representation of each role */
    public static String getString (int role) {
	if (role == OBSERVER) return "OBSERVER";
	if (role == SCOUT) return "SCOUT";
	return "";
    }
}