1: public class ExerciseException extends Exception 2: { 3: public ExerciseException( ) 4: { 5: super("Exercise exception thrown!"); 6: System.out.println("Exception thrown."); 7: } 8: public ExerciseException(String message) 9: { 10: super(message); 11: System.out.println( 12: "ExerciseException invoked with an argument."); 13: } 14: }