public class TestClassLife extends TestClassLifeSuper {    

    public TestClassLife() {

        System.out.println("3.构造行数被访问");

    }

    {

        System.out.println("2.初始化块被访问");

    }

    static {

        System.out.println("1.静态初始化块被访问");

    }

    public void Go() {

        System.out.println("4.方法体");

    }

}

public class TestClassLifeSuper {

    public TestClassLifeSuper() {

        System.out.println("3.父构造行数被访问");

    }

    {

        System.out.println("2.父初始化块被访问");

    }

    static {

        System.out.println("1.父静态初始化块被访问");

    }

    private static String a = "1";

    public void Go() {

        String b = a;

        System.out.println("4.父方法体");

    }

}