public class App {
private static App d = new App();
private SubClass t = new SubClass();
static{
System.out.println("App static");//6
}
public App(){
System.out.println("构建App");//5
}
public static void main(String[] args) {
System.out.println("App main");//7
}
}
//父类
class SuperClass{
static{
System.out.println("SuperClass static");//1
}
SuperClass(){
System.out.println("构建SuperClass");//3
}
}
//子类
class SubClass extends SuperClass{
static{
System.out.println("SubClass static");//2
}
public SubClass(){
//super()
System.out.println("构建SubClass");//4
}
}
SuperClass static SubClass static 构建SuperClass 构建SubClass 构建App App static App main
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