SpringBoot中的@Inherited注解详解

@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Inherited
public @interface AAnnotate {
    public String name() default "";
}

@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
public @interface BAnnotate {
    public String name() default "";
}

@AAnnotate
public class SuperClass {
    private int SuperClassx;
    public int SuperClassy;
    public SuperClass() {
    }
    //私有
    private int SuperClassX(){
        return 0;
    }
    //公有
    public int SuperClassY(){
        return 0;
    }
}

@BAnnotate
public class Subclass extends SuperClass {
    private int Subclassx;
    public int Subclassy;
    private Subclass() {
    }
    public Subclass(int i) {
    }
    //私有
    private int SubclassX() {
        return 0;
    }
    //公有
    public int SubclassY() {
        return 0;
    }
}

class TestMain {
    public static void main(String[] args) { 
    	Class<Subclass> clazz = Subclass.class;
    	System.out.println("============================AnnotatedElement===========================");
	//获取自身和父亲的注解。如果@AAnnotate未加@Inherited修饰，则获取的只是自身的注解而无法获取父亲的注解。
        System.out.println(Arrays.toString(clazz.getAnnotations()));   
        System.out.println("------------------");
    }
}

class TestMain {
    public static void main(String[] args) {
        Class<Subclass> clazz = Subclass.class;
        System.out.println("============================Field===========================");
        // 自身和父亲的公有字段
        System.out.println(Arrays.toString(clazz.getFields())); 
        System.out.println("------------------");
        //自身所有字段
        System.out.println(Arrays.toString(clazz.getDeclaredFields()));  
        System.out.println("============================Method===========================");
        //自身和父亲的公有方法
        System.out.println(Arrays.toString(clazz.getMethods()));   
        System.out.println("------------------");
        // 自身所有方法
        System.out.println(Arrays.toString(clazz.getDeclaredMethods()));
        System.out.println("============================Constructor===========================");
        //自身公有的构造方法
        System.out.println(Arrays.toString(clazz.getConstructors()));   
        System.out.println("------------------");
        //自身的所有构造方法
        System.out.println(Arrays.toString(clazz.getDeclaredConstructors()));   
        System.out.println("============================AnnotatedElement===========================");
        //获取自身和父亲的注解
        System.out.println(Arrays.toString(clazz.getAnnotations()));    
        System.out.println("------------------");
        //只获取自身的注解
        System.out.println(Arrays.toString(clazz.getDeclaredAnnotations()));  
        System.out.println("------------------");
    }
}