testinit.java

java课件

public class TestInit {
  public static void main(String[] args){
    new B();
  }
}

class A{
  public A(){
    System.out.println("in A()!");
  }
}

class B extends A{
  private C c = new C();
  {
    System.out.println("in B's Init");
  }
  public B(){
    System.out.println("in B()!");
  }
}

class C{
  public C(){
    System.out.println("in C()");
  }
}