Java Reflection - Method.getDefaultValue() Examples

package com.logicbig.example.method;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.lang.reflect.Method;

public class GetDefaultValueExample {

    public static void main(String... args) throws NoSuchMethodException {
        Method m = DisplayInfo.class.getDeclaredMethod("index");
        Object defaultValue = m.getDefaultValue();
        System.out.println(defaultValue);

        Method m2 = DisplayInfo.class.getDeclaredMethod("name");
        Object defaultValue2 = m2.getDefaultValue();
        System.out.println(defaultValue2);
    }

    @Target({ElementType.METHOD})
    @Retention(RetentionPolicy.RUNTIME)
    private @interface DisplayInfo {
        int index() default 5;

        String name();
    }
}