How to iterate through an ArrayList of Objects of ArrayList of Objects?

Question

Using an example:

Let say I have a class call Gun. I have another class call Bullet.

Class Gun has an

Answer 1

We can do a nested loop to visit all the elements of elements in your list:

 for (Gun g: gunList) {
   System.out.print(g.toString() + "\n   "); 
   for(Bullet b : g.getBullet() {
      System.out.print(g);    
   }
   System.out.println(); 
 }