static块和构造函数的执行顺序

public class OrderTest {

    public static void main(String[] args) {
        /*
        * 结果：
             parent static block
            Child static block
            parent construct block
            Child construct block
        */
        new Child();
        /*
        * 
        * parent construct block
           Child construct block
        */
        new Child();
    }
}

class Parent {
    static {
        System.out.println("parent static block");
    }

    public Parent() {
        System.out.println("parent construct block");
    }
}

class Child extends Parent {
    static {
        System.out.println("Child static block");
    }

    public Child() {
        System.out.println("Child construct block");
    }
}

执行顺序

1 父类的静态代码块

2 子类的静态代码块

3 父类的构造方法

4 子类的构造方法