package jfrtest;

import jdk.jfr.Category;
import jdk.jfr.Event;
import jdk.jfr.Label;

public class App {

    @Label("Hello World")
    @Category({"Sample", "My Custom Event"})
    static class HelloWorldEvent extends Event {
        @Label("My Message")
        String msg;
    }

    public static void main(String[] args) {
        HelloWorldEvent event = new HelloWorldEvent();
        event.msg = "Hello World event message!";
        event.commit();
    }
}