Java Programming Tutorial - 48 - final

public class apples {
   public static void main(String[] args){
      tuna tunaObject = new tuna(10);

      for(int i=0; i<5;i++){
         tunaObject.add();
         System.out.printf("%s", tunaObject);
      }
   }
}

public class tuna {
   private int sum;
   private final int NUMBER;

   public tuna(int x){
      NUMBER = x;
   }
   public void add(){
      sum+=NUMBER;
   }
   public String toString(){
      return String.format("sum = %d\n", sum);
   }

}