static initialization

A.java

public class A {
  
  static { System.out.println(“A Loaded”); }
  
  public static void main(String[] args) {
    System.out.println(“A should have been loaded”);
    A1 a1 = null;
    System.out.println(“A1 should not have been loaded”);
    System.out.println(a1.i);
  }
}

class A1 {
  static int i = 10;
  static { System.out.println(“A1 Loaded”); }
}