import java.lang.annotation.*;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
public @interface MyAnnotation {
String value() default "";
}
class MyClass {
//...
}
public class Main {
public static void main(String[] args) {
MyClass obj = new MyClass();
Class<?> clazz = obj.getClass();
if (clazz.isAnnotationPresent(MyAnnotation.class)) {
MyAnnotation annotation = clazz.getAnnotation(MyAnnotation.class);
System.out.println(annotation.value());
}
}
}
