Test63.java

public class Test63 {

    public static void main(String [] args){
        Test63 t63 = new Test63();
        t63.run();
    }

    public Test63() {
        this(5);
    }

    private Test63(int x){
        System.out.println("private constructor invoke with: "+x);
    }

    public void run(){
        Inner in = new Inner();
        in.run();
    }

    public class Inner {
        public void run(){
            Test63 innerT63 = new Test63(4);
        }
    }
}