/**
 * 
 */
package lab11;

import java.util.Vector;

/**
 * @author rhyspj
 *
 */
public class Manager {
        private Vector<CanBeTold> myThings = new Vector<CanBeTold>();
          public void register(CanBeTold thing){
              myThings.add(thing);
          }

          public void clear(){
              myThings = new Vector<CanBeTold>();
          }

          public void tellAll(){
              for (CanBeTold thing : myThings) {
                  thing.respond();
              }
          }


}