MyAnno.java Source code

Java tutorial

Introduction

Here is the source code for MyAnno.java

Source

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

@Retention(RetentionPolicy.RUNTIME)
@interface MyAnno {
    String str();

    int val();
}

public class MainClass {

    @MyAnno(str = "Annotation Example", val = 100)
    public static void myMeth() {
        MainClass ob = new MainClass();

        try {
            Class c = ob.getClass();

            Method m = c.getMethod("myMeth");

            MyAnno anno = m.getAnnotation(MyAnno.class);

            System.out.println(anno.str() + " " + anno.val());
        } catch (NoSuchMethodException exc) {
            System.out.println("Method Not Found.");
        }
    }

    public static void main(String args[]) {
        myMeth();
    }
}