Java Reflection - Class.getDeclaredClasses() Examples

package com.logicbig.example.clazz;

import java.util.Arrays;

public class GetDeclaredClassesExample {

    public static void main(String... args) {
        System.out.println("-- declared classes --");
        Class<?>[] classes = MyClass.class.getDeclaredClasses();
        Arrays.stream(classes)
              .forEach(c -> System.out.println(c.getSimpleName()));

        System.out.println("-- classes --");

        classes = MyClass.class.getClasses();
        Arrays.stream(classes)
              .forEach(c -> System.out.println(c.getSimpleName()));

    }

    public static class MyClass extends SuperClass {
        private static interface APrivateInterface {
        }

        private static class APrivateClass {
        }

        public static class APublicClass {
        }
    }

    private static class SuperClass {
        public static interface ASuperPublicInnerInterface {
        }

        public static interface ASuperPublicInnerClass {
        }
    }
}