latihan 8.6

 public class Time2Test  
 {  
   public static void main (String[] args)  
   {  
     Time2 t1 = new Time2();  
     Time2 t2 = new Time2(2);  
     Time2 t3 = new Time2(21,34);  
     Time2 t4 = new Time2(12,25,42);  
     Time2 t5 = new Time2(t4);  
     System.out.println("Constructed with:");  
     System.out.println("t1: all argument defaulted");  
     System.out.printf(" %s\n", t1.toUniversalString());  
     System.out.printf(" %s\n", t1.toString());  
     System.out.println(  
     "t2: hour specified; minute and second defaulted");  
     System.out.printf(" %s\n", t2.toUniversalString());  
     System.out.printf(" %s\n", t2.toString());  
     System.out.println(  
     "t3: hour and minute specified; second defaulted");  
     System.out.printf(" %s\n", t3.toUniversalString());  
     System.out.printf( "%s\n", t3.toString());  
     System.out.println("t4: hour, minute and second specified");  
     System.out.printf(" %s\n", t4.toUniversalString());  
     System.out.printf(" %s\n", t4.toString());  
     System.out.println("t5: Time2 object t4 specified");  
     System.out.printf(" %s\n", t5.toUniversalString());  
     System.out.printf(" %s\n", t5.toString());  
     try  
     {  
       Time2 t6 = new Time2(27,74,99);  
     }  
     catch(IllegalArgumentException e)  
     {  
       System.out.printf("\nException while initializing t6: %s\n",   
       e.getMessage());  
     }  
   }  
 }