Avoiding the memory leak : Garbage Collection « Java Source And Data Type « SCJP

1. SCJP
2. Java Source And Data Type
3. Garbage Collection

public class MainClass{
 static Integer[] storage = new Integer[]{new Integer(1),new Integer(1)};
 static int index = 2;
 public static void main(){
   pop();
 }
 public static Object pop() {
   Object returnValue = storage[index];
   storage[index--] = null;
   return returnValue;
 }
}